# NTC Thermistor, 10 kohm, ± 1%, 3470 K, ± 1% Beta, Radial Leaded, Through Hole, NRBG Series
**URL**: https://novapart.co/products/NRBG104F3470B1F/ntc-thermistor-10-kohm-1-3470-k-beta-radial-leaded
**SKU**: NRBG104F3470B1F
**Manufacturer**: EATON BUSSMANN
**Price**: €0.3840
**Stock**: 10+
**Lead Time**: 99 days (indicative)
## Specifications
| Parameter | Value |
|---|---|
| Svhc | To Be Advised |
| B-Constant | 3470K |
| Lead Length | 65mm |
| Ntc Mounting | Through Hole |
| Ntc Case Size | - |
| Product Range | NRBG Series |
| Qualification | - |
| Probe Diameter | - |
| Probe Material | - |
| Thermistor Type | Bead, Radial Leaded |
| Resistance (25°C) | 10kohm |
| Thermistor Mounting | Through Hole |
| B-Constant Tolerance | ± 1% |
| Thermistor Terminals | Radial Leaded |
| Operating Temperature Max | 300°C |
| Operating Temperature Min | -40°C |
| Resistance Tolerance (25°C) | ± 1% |
| Thermal Time Constant (In Air) | 8s |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:3958811/)
Technical Data **ELX1105** Effective December 2021
## NRBG
## Glass sealed radial lead NTC thermistor
## **Applications**
- Industrial process control
- Commercial appliances
- Battery, supercapacitor and energy storage systems
- Uninterruptible power supplies
- Consumer appliances
- Medical devices
## **Product features**
- Highly heat-resistant
- High-sensitivity glass-sealed radial thermistor
- Heating, ventilation and air conditioning, refrigeration (HVACR)
- Food service equipment
- IoT
- Faster thermal response
## **Environmental compliance and general specifications**
**==> picture [55 x 22] intentionally omitted <==**
**----- Start of picture text -----**
HALOGEN
Pb HF
FREE
**----- End of picture text -----**
## **Packaging information**
- Bulk: 1000 parts per poly bag
## **Table 1. Part numbering**
**==> picture [519 x 143] intentionally omitted <==**
**----- Start of picture text -----**
NRB G xxy x xxxx Bx x z Custom (optional)
Different chip size
or lead dimensions
oo =
Family name
NRB Packaging type Beta tolerance
Beta type
Glass coated/encapsulated F = ±1%, J = ±5%
B1=25/50, B2=25/85,
B3=100/200
Resistance
x.x * 10 [y] Ω; ex: 3.4 * 10 [5] Ω = 345 Beta value
ex: 3465, 4215, etc
Resistance tolerance
F = ±1%, J = ±5%
**----- End of picture text -----**
NRBG Glass sealed radial lead NTC thermistor
Technical Data ELX1105 Effective December 2021
## **Mechanical parameters- mm**
al— Bare Dumet wires for riveting only
||**Millimeters**
**Inches**|
|---|---|
|c|**Dimension**
**Minimum**
**Maximum**
**Minimum**
**Maximum**
A
1.3
1.9
0.051
0.075
~~TT~~
TCzC~iCizRS|
||B
3.0
5.0
0.118
0.197
C
0.35
0.75
0.0138
0.0295
D
0.20
0.30
0.0079
0.0118
~~oo~~
~~I~~|
||L
60
70
2.362
2.756|
## **Electrical specifications**
||**Rated**|**Resistance**||**Beta value**|||
|---|---|---|---|---|---|---|
|**Part number**|**temperature**|**(kΩ)**||**(K)**||**Beta type**|
|NRBG503?3510B2*|+25°C|5||3510||B25/85|
|NRBG104?3380B1*|+25°C|10||3380||B25/50|
|NRBG104?3435B2*|+25°C|10||3435||B25/85|
|NRBG104?3470B1*|+25°C|10||3470||B25/50|
|NRBG104?3950B1*|+25°C|10||3950||B25/50|
|NRBG504?3820B2*|+25°C|50||3820||B25/85|
|NRBG504?3950B1*|+25°C|50||3950||B25/50|
|NRBG105?3950B1*|+25°C|100||3950||B25/50|
|NRBG105?3990B1*|+25°C|100||3990||B25/50|
|NRBG105?4150B1*|+25°C|100||4150||B25/50|
|NRBG105?4200B1*|+25°C|100||4200||B25/50|
|NRBG205?4325B2*|+25°C|200||4325||B25/85|
|NRBG265?4250B1*|+25°C|260||4250||B25/50|
|NRBG353?3435B2*|+50°C|3.485||3435||B25/85|
|NRBG593?3820B2*|+85°C|5.91||3820||B25/85|
|NRBG663?4025B2*|+100°C|6.6||4025||B25/85|
|NRBG553?3950B1*|+106°C|5.49||3950||B25/50|
|NRBG343?4300B2*|+114°C|3.4513||4300||B25/85|
|NRBG103?4595B3*|+200°C|1||4595||B100/200|
?= Enter resistance tolerance codes (F = ±1%J = ±5%) *= Enter Beta tolerance codes (F = ±1%, J = ±5%) Dissipation coefficient: ≈0.8 mW/ °C Thermal time constant: ≤8 s Withstand voltage: 300 Vac/1 mA/60 s Insulation resistance: 50 Vdc/50 MΩ/60 s Operation temperature: -40 °C to +300 °C
2
www.eaton.com/electronics
Technical Data ELX1105 Effective December 2021
NRBG Glass sealed radial lead NTC thermistor
## **Temperature characteristics**
|**Part number**|**NRBG503?3510B2***|**NRBG503?3510B2***||**NRBG104?3380B1***||**NRBG104?3470B1***||**NRBG104?3950B1***|**NRBG504?3820B2***|
|---|---|---|---|---|---|---|---|---|---|
|||||**NRBG104?3435B2***||||||
|**Resistance**|**5K(25 °C)**|||**10K(25 °C)**||**10K(25 °C)**||**10K(25 °C)**|**50K(25 °C)**|
|**Beta Value**|**B25/85=3510**|||**B25/50=3380**||**B25/50=3470**||**B25/50=3950**|**B25/85=3820**|
|||||**B25/85=3435**||||||
|**Temperature**|**Resistance**|||**Resistance**||**Resistance**||**Resistance**|**Resistance**|
|**(°C)**|**(kΩ)**|||**(kΩ)**||**(kΩ)**||**(kΩ)**|**(kΩ)**|
|-40|83.93|||206.24||222.88||308.14|1368.58|
|-39|79.7|||194.75||210.15||289.29|1286.81|
|-38|75.71|||183.98||198.23||271.7|1210.44|
|-37|71.95|||173.88||187.06||255.29|1139.08|
|-36|68.39|||164.4||176.61||239.97|1072.37|
|-35|65.03|||155.5||166.8||225.65|1009.98|
|-34|61.86|||147.15||157.61||212.27|951.6|
|-33|58.85|||139.3||148.98||199.76|896.95|
|-32|56.01|||131.92||140.89||188.07|845.77|
|-31|53.33|||124.98||133.28||177.12|797.82|
|-30|50.78|||118.45||126.14||166.87|752.88|
|-29|48.41|||112.3||119.44||157.36|710.73|
|-28|46.16|||106.52||113.14||148.44|671.2|
|-27|44.03|||101.07||107.21||140.07|634.1|
|-26|42|||95.93||101.63||132.22|599.27|
|-25|40.08|||91.09||96.37||124.85|566.56|
|-24|38.25|||86.52||91.42||117.92|535.82|
|-23|36.52|||82.21||86.76||111.42|506.93|
|-22|34.87|||78.14||82.36||105.31|479.76|
|-21|33.31|||74.3||78.21||99.56|454.2|
|-20|31.82|||70.68||74.3||94.16|430.16|
|-19|30.46|||67.26||70.61||89.12|407.45|
|-18|29.16|||64.04||67.12||84.36|386.07|
|-17|27.92|||60.98||63.82||79.89|365.93|
|-16|26.74|||58.1||60.71||75.67|346.97|
|-15|25.61|||55.36||57.77||71.69|329.09|
|-14|24.53|||52.77||54.99||67.94|312.23|
|-13|23.5|||50.32||52.36||64.41|296.34|
|-12|22.51|||47.99||49.87||61.07|281.34|
|-11|21.57|||45.79||47.51||57.92|267.19|
|-10|20.67|||43.7||45.28||54.95|253.82|
|-9|19.82|||41.71||43.17||52.11|241.12|
|-8|19.01|||39.82||41.16||49.43|229.13|
|-7|18.23|||38.03||39.26||46.9|217.81|
|-6|17.48|||36.33||37.46||44.52|207.11|
|-5|16.77|||34.71||35.75||42.27|197|
|-4|16.09|||33.18||34.13||40.14|187.44|
|-3|15.43|||31.72||32.59||38.13|178.4|
|-2|14.81|||30.34||31.13||36.23|169.85|
|-1|14.21|||29.02||29.75||34.43|161.76|
|0|13.64|||27.77||28.43||32.74|154.09|
|1|13.07|||26.58||27.18||31.11|146.82|
|2|12.53|||25.44||25.99||29.57|139.93|
|3|12.01|||24.36||24.86||28.11|133.41|
|4|11.51|||23.33||23.79||26.74|127.22|
|5|11.04|||22.35||22.77||25.44|121.36|
|6|10.59|||21.41||21.79||24.21|115.8|
|7|10.17|||20.52||20.87||23.05|110.53|
|8|9.76|||19.68||19.99||21.95|105.53|
|9|9.37|||18.87||19.15||20.91|100.78|
|10|8.99|||18.1||18.36||19.93|96.27|
|11|8.63|||17.37||17.6||18.99|91.99|
|12|8.29|||16.67||16.87||18.11|87.93|
|13|7.97|||16.01||16.18||17.27|84.06|
|14|7.66|||15.37||15.53||16.48|80.39|
|15|7.36|||14.76||14.9||15.73|76.9|
|16|7.07|||14.18||14.3||15.01|73.57|
|17|6.8|||13.63||13.73||14.33|70.41|
|18|6.54|||13.1||13.19||13.69|67.4|
|19|6.29|||12.6||12.67||13.08|64.54|
3
www.eaton.com/electronics
NRBG Glass sealed radial lead NTC thermistor
Technical Data ELX1105 Effective December 2021
## **Temperature characteristics, cont.**
|20|6.05|12.11|12.17|12.5|61.82|
|---|---|---|---|---|---|
|21|5.82|11.65|11.7|11.95|59.22|
|22|5.6|11.21|11.24|11.42|56.75|
|23|5.39|10.79|10.81|10.92|54.39|
|24|5.19|10.39|10.4|10.45|52.14|
|25|5|10|10|10|50|
|26|4.8151|9.63|9.62|9.57|47.96|
|27|4.6338|9.28|9.26|9.16|45.98|
|28|4.4605|8.94|8.91|8.77|44.1|
|29|4.2945|8.62|8.58|8.39|42.31|
|30|4.136|8.31|8.26|8.04|40.6|
|31|3.9842|8.01|7.96|7.7|38.97|
|32|3.839|7.73|7.67|7.38|37.42|
|33|3.7|7.45|7.39|7.08|35.94|
|34|3.5668|7.19|7.12|6.78|34.52|
|35|3.4394|6.94|6.87|6.51|33.18|
|36|3.3172|6.7|6.62|6.24|31.89|
|37|3.2002|6.47|6.39|5.99|30.66|
|38|3.088|6.24|6.16|5.75|29.48|
|39|2.9804|6.03|5.94|5.52|28.36|
|40|2.8772|5.82|5.74|5.3|27.28|
|41|2.7783|5.63|5.54|5.09|26.26|
|42|2.6833|5.44|5.34|4.894|25.28|
|43|2.5922|5.26|5.16|4.7037|24.34|
|44|2.5047|5.08|4.9842|4.522|23.44|
|45|2.4207|4.9117|4.8145|4.3484|22.58|
|46|2.34|4.7495|4.6514|4.1825|21.76|
|47|2.2625|4.5936|4.4947|4.0238|20.97|
|48|2.1881|4.4436|4.3441|3.8722|20.21|
|49|2.1165|4.2991|4.1992|3.7271|19.49|
|50|2.0477|4.1601|4.0599|3.5883|18.79|
|51|1.9804|4.0263|3.9263|3.4542|18.12|
|52|1.9157|3.8974|3.7978|3.3257|17.48|
|53|1.8534|3.7733|3.6741|3.2027|16.86|
|54|1.7934|3.6537|3.5552|3.0848|16.27|
|55|1.7356|3.5384|3.4407|2.9718|15.7|
|56|1.68|3.4274|3.3305|2.8636|15.15|
|57|1.6264|3.3204|3.2243|2.7598|14.63|
|58|1.5748|3.2173|3.1222|2.6603|14.12|
|59|1.525|3.1178|3.0236|2.5649|13.64|
|60|1.477|3.022|2.9288|2.4733|13.17|
|61|1.4308|2.9295|2.8374|2.3855|12.73|
|62|1.3861|2.8403|2.7493|2.3013|12.3|
|63|1.3431|2.7541|2.6644|2.2203|11.88|
|64|1.3016|2.6711|2.5825|2.1427|11.49|
|65|1.2616|2.5908|2.5036|2.0681|11.1|
|66|1.223|2.5135|2.4275|1.9966|10.74|
|67|1.1858|2.4387|2.354|1.9277|10.38|
|68|1.1498|2.3666|2.2832|1.8617|10.04|
|69|1.1151|2.2968|2.2148|1.7981|9.71|
|70|1.0816|2.2294|2.1488|1.7371|9.4|
|71|1.0492|2.1644|2.0851|1.6784|9.1|
|72|1.0179|2.1016|2.0236|1.622|8.8|
|73|0.9877|2.0408|1.9642|1.5677|8.52|
|74|0.9586|1.9821|1.9068|1.5156|8.25|
|75|0.9304|1.9253|1.8514|1.4653|7.99|
|76|0.9031|1.8704|1.7979|1.417|7.74|
|77|0.8768|1.8173|1.7461|1.3705|7.49|
|78|0.8515|1.766|1.6962|1.3257|7.26|
|79|0.8268|1.7163|1.6478|1.2826|7.03|
4
www.eaton.com/electronics
Technical Data ELX1105 Effective December 2021
NRBG Glass sealed radial lead NTC thermistor
## **Temperature characteristics, cont.**
|80|0.803|1.6683|1.601|1.2411|6.82|
|---|---|---|---|---|---|
|81|0.78|1.6218|1.5559|1.2012|6.61|
|82|0.7578|1.5768|1.5122|1.1627|6.4|
|83|0.7362|1.5333|1.4699|1.1256|6.21|
|84|0.7154|1.4911|1.429|1.0899|6.02|
|85|0.6953|1.4503|1.3895|1.0555|5.84|
|86|0.6761|1.4099|1.3495|1.0231|5.66|
|87|0.6575|1.3708|1.3108|0.9918|5.48|
|88|0.6396|1.3329|1.2734|0.9617|5.31|
|89|0.6221|1.2963|1.2371|0.9327|5.15|
|90|0.6053|1.2607|1.202|0.9047|4.9915|
|91|0.589|1.2263|1.1679|0.8777|4.8391|
|92|0.5731|1.1929|1.135|0.8516|4.6918|
|93|0.5579|1.1606|1.1032|0.8265|4.5495|
|94|0.543|1.1291|1.0722|0.8022|4.4119|
|95|0.5287|1.0988|1.0422|0.7787|4.2791|
|96|0.5148|1.0693|1.0133|0.756|4.1506|
|97|0.5012|1.0407|0.9851|0.7342|4.0265|
|98|0.4881|1.0131|0.9579|0.7131|3.9064|
|99|0.4754|0.9861|0.9315|0.6927|3.7903|
|100|0.4632|0.9601|0.9059|0.6729|3.678|
|101|0.4509|0.9348|0.8814|0.6536|3.5695|
|102|0.439|0.9102|0.8576|0.635|3.4645|
|103|0.4276|0.8864|0.8346|0.6169|3.3629|
|104|0.4164|0.8633|0.8122|0.5995|3.2646|
|105|0.4056|0.8408|0.7906|0.5826|3.1695|
|106|0.3951|0.8191|0.7695|0.5663|3.0775|
|107|0.3853|0.7989|0.7491|0.5505|2.9903|
|108|0.3757|0.7794|0.7293|0.5352|2.9058|
|109|0.3664|0.7604|0.7101|0.5204|2.824|
|110|0.3574|0.742|0.6914|0.5062|2.7448|
|111|0.3487|0.7241|0.6733|0.4923|2.6682|
|112|0.3402|0.7067|0.6558|0.4789|2.5939|
|113|0.332|0.6898|0.6387|0.4659|2.522|
|114|0.3239|0.6733|0.6223|0.4533|2.4523|
|115|0.3161|0.6556|0.6062|0.4412|2.3855|
|116|0.3084|0.6384|0.5906|0.4294|2.3209|
|117|0.301|0.6217|0.5754|0.4179|2.2583|
|118|0.2938|0.6053|0.5607|0.4069|2.1976|
|119|0.2868|0.5895|0.5465|0.3962|2.1387|
|120|0.28|0.5742|0.5326|0.3858|2.0817|
|121|0.2734|0.5593|0.519|0.3756|2.0263|
|122|0.267|0.5447|0.5059|0.3659|1.9727|
|123|0.2607|0.5307|0.4932|0.3564|1.9205|
|124|0.2546|0.5169|0.4808|0.3472|1.8701|
|125|0.2487|0.5036|0.4688|0.3383|1.8212|
|126|0.2429|0.4913|0.4572|0.3297|1.7736|
|127|0.2374|0.4795|0.4458|0.3213|1.7274|
|128|0.2319|0.4679|0.4347|0.3131|1.6827|
|129|0.2266|0.4566|0.424|0.3052|1.6393|
|130|0.2215|0.4457|0.4135|0.2976|1.5972|
|131|0.2164|0.4351|0.4035|0.2901|1.5562|
|132|0.2115|0.4248|0.3937|0.2829|1.5165|
|133|0.2067|0.4149|0.3842|0.276|1.4779|
|134|0.2021|0.4052|0.3749|0.2692|1.4405|
|135|0.1976|0.3958|0.3659|0.2625|1.4041|
|136|0.1932|0.3865|0.3571|0.2561|1.3688|
|137|0.189|0.3775|0.3486|0.2498|1.3345|
|138|0.1848|0.3688|0.3403|0.2438|1.3012|
|139|0.1807|0.3603|0.3323|0.2379|1.2687|
5
www.eaton.com/electronics
NRBG Glass sealed radial lead NTC thermistor
Technical Data ELX1105 Effective December 2021
## **Temperature characteristics, cont.**
|140|0.1768|0.3521|0.3245|0.2322|1.2373|
|---|---|---|---|---|---|
|141|0.1729|0.344|0.3167|0.2267|1.2067|
|142|0.1692|0.3361|0.3093|0.2213|1.177|
|143|0.1655|0.3285|0.302|0.216|1.1481|
|144|0.162|0.321|0.295|0.2109|1.12|
|145|0.1584|0.3138|0.2882|0.2059|1.0927|
|146|0.155|0.3067|0.2814|0.2012|1.0661|
|147|0.1517|0.2998|0.2749|0.1965|1.0403|
|148|0.1485|0.2931|0.2686|0.1919|1.0152|
|149|0.1455|0.2865|0.2624|0.1875|0.9908|
|150|0.1424|0.2802|0.2564|0.1832|0.967|
|151|0.1394|0.274|0.2507|0.1789|0.9439|
|152|0.1365|0.268|0.245|0.1749|0.9215|
|153|0.1337|0.2623|0.2396|0.1709|0.8996|
|154|0.131|0.2566|0.2343|0.167|0.8783|
|155|0.1283|0.2511|0.229|0.1632|0.8576|
|156|0.1256|0.2457|0.224|0.1596|0.8375|
|157|0.1232|0.2405|0.2191|0.1559|0.8178|
|158|0.1207|0.2353|0.2143|0.1525|0.7987|
|159|0.1182|0.2303|0.2096|0.1491|0.7802|
|160|0.1158|0.2254|0.205|0.1458|0.7621|
|161|0.1136|0.2207|0.2006|0.1426|0.7445|
|162|0.1113|0.216|0.1963|0.1394|0.7273|
|163|0.109|0.2115|0.192|0.1364|0.7106|
|164|0.1069|0.2071|0.1879|0.1334|0.6943|
|165|0.1048|0.2027|0.1838|0.1305|0.6785|
|166|0.1027|0.1985|0.1799|0.1277|0.6631|
|167|0.1008|0.1943|0.1761|0.125|0.6481|
|168|0.0988|0.1903|0.1723|0.1222|0.6334|
|169|0.0969|0.1865|0.1687|0.1196|0.6192|
|170|0.095|0.1826|0.1651|0.1171|0.6052|
|171|0.0932|0.1789|0.1617|0.1147|0.5917|
|172|0.0914|0.1753|0.1583|0.1122|0.5785|
|173|0.0896|0.1716|0.1549|0.1098|0.5657|
|174|0.088|0.1682|0.1517|0.1076|0.5531|
|175|0.0862|0.1648|0.1485|0.1053|0.5408|
|176|0.0847|0.1615|0.1455|0.1031|0.5289|
|177|0.083|0.1582|0.1425|0.101|0.5173|
|178|0.0815|0.155|0.1395|0.0989|0.506|
|179|0.0799|0.152|0.1366|0.0968|0.495|
|180|0.0785|0.1489|0.1338|0.0949|0.4842|
|181|0.0771|0.1461|0.1311|0.0929|0.4736|
|182|0.0756|0.1433|0.1284|0.0911|0.4635|
|183|0.0743|0.1404|0.1258|0.0893|0.4534|
|184|0.0728|0.1377|0.1233|0.0874|0.4437|
|185|0.0715|0.1351|0.1208|0.0856|0.4341|
|186|0.0702|0.1325|0.1183|0.084|0.4248|
|187|0.069|0.1301|0.1159|0.0823|0.4158|
|188|0.0677|0.1276|0.1136|0.0807|0.407|
|189|0.0665|0.1251|0.1113|0.079|0.3983|
|190|0.0653|0.1229|0.1091|0.0775|0.3899|
|191|0.0642|0.1205|0.107|0.076|0.3817|
|192|0.063|0.1183|0.1049|0.0745|0.3737|
|193|0.0619|0.1161|0.1028|0.0731|0.3659|
|194|0.0608|0.1139|0.1007|0.0716|0.3582|
|195|0.0597|0.1118|0.0987|0.0702|0.3508|
|196|0.0587|0.1097|0.0968|0.0689|0.3435|
|197|0.0577|0.1077|0.0949|0.0675|0.3363|
|198|0.0566|0.1057|0.0931|0.0663|0.3294|
|199|0.0556|0.1038|0.0913|0.065|0.3226|
6
www.eaton.com/electronics
Technical Data ELX1105 Effective December 2021
NRBG Glass sealed radial lead NTC thermistor
## **Temperature characteristics, cont.**
|200|0.0547|0.1019|0.0895|0.0638|0.316|
|---|---|---|---|---|---|
|201|0.0537|0.1001|0.088|0.0625|0.3095|
|202|0.0528|0.0983|0.0864|0.0613|0.3032|
|203|0.0519|0.0965|0.085|0.0602|0.2971|
|204|0.0511|0.0948|0.0835|0.0591|0.291|
|205|0.0501|0.0931|0.082|0.058|0.2851|
|206|0.0493|0.0913|0.0806|0.0569|0.2794|
|207|0.0485|0.0898|0.0793|0.0559|0.2737|
|208|0.0477|0.0882|0.0779|0.0548|0.2683|
|209|0.0468|0.0866|0.0766|0.0538|0.2629|
|210|0.0461|0.0851|0.0753|0.0528|0.2577|
|211|0.0453|0.0836|0.0741|0.0518|0.2526|
|212|0.0446|0.082|0.0729|0.0509|0.2475|
|213|0.0438|0.0806|0.0717|0.05|0.2426|
|214|0.0431|0.0792|0.0705|0.0491|0.2378|
|215|0.0424|0.0778|0.0693|0.0482|0.2332|
|216|0.0417|0.0765|0.0682|0.0474|0.2286|
|217|0.041|0.0752|0.0671|0.0464|0.2241|
|218|0.0403|0.0739|0.066|0.0456|0.2197|
|219|0.0397|0.0726|0.0649|0.0448|0.2154|
|220|0.039|0.0713|0.0638|0.044|0.2112|
|221|0.0384|0.0702|0.0628|0.0433|0.2071|
|222|0.0378|0.069|0.0618|0.0425|0.2031|
|223|0.0371|0.0678|0.0608|0.0418|0.1993|
|224|0.0366|0.0666|0.0598|0.0411|0.1954|
|225|0.036|0.0655|0.0589|0.0404|0.1916|
|226|0.0354|0.0644|0.058|0.0397|0.188|
|227|0.0349|0.0633|0.0571|0.039|0.1844|
|228|0.0344|0.0623|0.0562|0.0383|0.1809|
|229|0.0337|0.0612|0.0553|0.0376|0.1775|
|230|0.0332|0.0602|0.0544|0.0369|0.1741|
|231|0.0327|0.0592|0.0536|0.0363|0.1708|
|232|0.0322|0.0582|0.0528|0.0357|0.1676|
|233|0.0317|0.0572|0.052|0.0351|0.1645|
|234|0.0313|0.0563|0.0512|0.0345|0.1614|
|235|0.0307|0.0553|0.0504|0.0339|0.1583|
|236|0.0302|0.0544|0.0496|0.0334|0.1554|
|237|0.0298|0.0536|0.0489|0.0328|0.1526|
|238|0.0294|0.0526|0.0481|0.0323|0.1496|
|239|0.0289|0.0518|0.0474|0.0318|0.1469|
|240|0.0285|0.051|0.0467|0.0312|0.1442|
|241|0.0281|0.0501|0.0459|0.0307|0.1416|
|242|0.0276|0.0493|0.0452|0.0302|0.139|
|243|0.0272|0.0485|0.0446|0.0296|0.1364|
|244|0.0268|0.0478|0.0439|0.0292|0.1339|
|245|0.0264|0.047|0.0433|0.0287|0.1315|
|246|0.026|0.0463|0.0426|0.0282|0.1291|
|247|0.0256|0.0454|0.042|0.0278|0.1267|
|248|0.0253|0.0447|0.0414|0.0273|0.1244|
|249|0.0249|0.044|0.0408|0.0269|0.1222|
|250|0.0244|0.0433|0.0402|0.0265|0.12|
|251|0.0241|0.0426|0.0396|0.0261|0.1178|
|252|0.0237|0.042|0.0391|0.0257|0.1157|
|253|0.0234|0.0413|0.0385|0.0252|0.1136|
|254|0.0231|0.0407|0.0379|0.0249|0.1116|
|255|0.0228|0.04|0.0374|0.0245|0.1096|
|256|0.0224|0.0394|0.0369|0.0241|0.1076|
|257|0.0221|0.0388|0.0364|0.0237|0.1058|
|258|0.0218|0.0383|0.0358|0.0233|0.1039|
|259|0.0215|0.0377|0.0353|0.023|0.1021|
|260|0.0211|0.0371|0.0348|0.0226|0.1003|
7
www.eaton.com/electronics
NRBG Glass sealed radial lead NTC thermistor
Technical Data ELX1105 Effective December 2021
## **Temperature characteristics, cont.**
|261|0.0208|0.0365|0.0344|0.0223|0.0985|
|---|---|---|---|---|---|
|262|0.0205|0.0359|0.0339|0.022|0.0968|
|263|0.0202|0.0353|0.0334|0.0216|0.0951|
|264|0.02|0.0348|0.033|0.0213|0.0934|
|265|0.0197|0.0343|0.0325|0.0209|0.0918|
|266|0.0194|0.0338|0.0321|0.0206|0.0903|
|267|0.0192|0.0332|0.0316|0.0202|0.0887|
|268|0.0189|0.0327|0.0312|0.0199|0.0871|
|269|0.0186|0.0323|0.0308|0.0196|0.0857|
|270|0.0184|0.0318|0.0304|0.0194|0.0842|
|271|0.0182|0.0313|0.0299|0.0191|0.0827|
|272|0.0178|0.0308|0.0295|0.0188|0.0813|
|273|0.0176|0.0304|0.0291|0.0185|0.0799|
|274|0.0173|0.0299|0.0288|0.0182|0.0785|
|275|0.0171|0.0294|0.0284|0.018|0.0772|
|276|0.0169|0.0291|0.028|0.0177|0.0759|
|277|0.0167|0.0286|0.0275|0.0174|0.0747|
|278|0.0164|0.0281|0.0272|0.0172|0.0734|
|279|0.0162|0.0278|0.0268|0.0169|0.0721|
|280|0.016|0.0273|0.0265|0.0167|0.0709|
|281|0.0158|0.027|0.0261|0.0165|0.0697|
|282|0.0156|0.0266|0.0258|0.0162|0.0686|
|283|0.0154|0.0261|0.0254|0.016|0.0674|
|284|0.0152|0.0258|0.0251|0.0158|0.0663|
|285|0.015|0.0254|0.0248|0.0155|0.0651|
|286|0.0148|0.0251|0.0245|0.0153|0.0641|
|287|0.0145|0.0247|0.0242|0.0151|0.063|
|288|0.0143|0.0244|0.0238|0.0149|0.062|
|289|0.0141|0.024|0.0235|0.0147|0.0609|
|290|0.014|0.0237|0.0232|0.0145|0.06|
|291|0.0138|0.0233|0.0229|0.0143|0.059|
|292|0.0136|0.023|0.0227|0.0141|0.058|
|293|0.0134|0.0226|0.0224|0.0139|0.0571|
|294|0.0133|0.0224|0.0221|0.0137|0.0561|
|295|0.0131|0.022|0.0218|0.0135|0.0552|
|296|0.0129|0.0217|0.0215|0.0133|0.0543|
|297|0.0128|0.0214|0.0213|0.0131|0.0534|
|298|0.0126|0.0211|0.021|0.0129|0.0526|
|299|0.0125|0.0207|0.0208|0.0128|0.0517|
|300|0.0123|0.0205|0.0205|0.0125|0.0509|
8
www.eaton.com/electronics
Technical Data ELX1105 Effective December 2021
## NRBG Glass sealed radial lead NTC thermistor
## **Temperature characteristics**
|**Part number**|**NRBG504?3950B1***||**NRBG105?3950B1***||**NRBG105?3990B1***||**NRBG105?4150B1***|**NRBG105?4200B1***|
|---|---|---|---|---|---|---|---|---|
|**Resistance**|**50K(25 °C)**||**100K(25 °C)**||**100K(25 °C)**||**100K(25 °C)**|**100K(25 °C)**|
|**Beta Value**|**B25/50=3950**||**B25/50=3950**||**B25/50=3990**||**B25/50=4150**|**B25/50=4200**|
|**Temperature**|**Resistance**||**Resistance**||**Resistance**||**Resistance**|**Resistance**|
|**(°C)**|**(kΩ)**||**(kΩ)**||**(kΩ)**||**(kΩ)**|**(kΩ)**|
|-40|1538.63||3208.26||3331.43||3530.37|3674.54|
|-39|1444.17||3006.06||3121||3303.46|3435.11|
|-38|1356.08||2817.91||2925.17||3092.56|3212.81|
|-37|1273.9||2642.75||2742.85||2896.44|3006.29|
|-36|1197.19||2479.61||2573.01||2713.97|2814.35|
|-35|1125.55||2327.57||2414.72||2544.13|2635.86|
|-34|1058.63||2185.83||2267.15||2385.95|2469.8|
|-33|996.07||2053.61||2129.48||2238.57|2315.22|
|-32|937.58||1930.22||2001.01||2101.19|2171.28|
|-31|882.87||1815.02||1881.06||1973.08|2037.16|
|-30|831.66||1707.42||1769.01||1853.54|1912.15|
|-29|777.19||1607.01||1663.38||1741.36|1795.86|
|-28|726.84||1513.12||1564.71||1636.66|1687.33|
|-27|680.24||1425.29||1472.5||1538.9|1586|
|-26|637.1||1343.09||1386.3||1447.56|1491.35|
|-25|597.13||1266.12||1305.67||1362.21|1402.91|
|-24|560.06||1194.03||1230.22||1282.39|1320.22|
|-23|525.67||1126.47||1159.6||1207.74|1242.89|
|-22|493.73||1063.14||1093.45||1137.87|1170.54|
|-21|464.05||1003.74||1031.48||1072.46|1102.81|
|-20|436.45||948.01||973.39||1011.2|1039.38|
|-19|416.1||895.47||918.95||953.76|980.18|
|-18|396.7||846.16||867.87||899.92|924.67|
|-17|378.19||799.86||819.93||849.43|872.61|
|-16|360.53||756.37||774.93||802.08|823.77|
|-15|343.7||715.5||732.65||757.63|777.92|
|-14|327.64||677.09||692.93||715.9|734.87|
|-13|312.33||640.96||655.59||676.72|694.43|
|-12|297.72||606.96||620.48||639.9|656.43|
|-11|283.8||574.97||587.44||605.29|620.72|
|-10|270.52||544.86||556.36||572.75|587.13|
|-9|255.52||516.59||527.05||542.21|555.5|
|-8|241.5||489.94||499.45||513.46|525.73|
|-7|228.38||464.82||473.46||486.4|497.72|
|-6|216.09||441.12||448.97||460.91|471.35|
|-5|204.58||418.76||425.88||436.89|446.51|
|-4|193.79||397.66||404.11||414.25|423.11|
|-3|183.67||377.73||383.57||392.91|401.06|
|-2|174.17||358.91||364.19||372.78|380.27|
|-1|165.26||341.13||345.9||353.79|360.66|
|0|156.88||324.32||328.63||335.87|342.16|
|1|149.48||308.34||312.28||319|324.71|
|2|142.46||293.24||296.84||303.06|308.24|
|3|135.8||278.96||282.25||288|292.68|
|4|129.49||265.47||268.46||273.76|277.99|
|5|123.49||252.7||255.42||260.29|264.11|
|6|117.8||240.61||243.09||247.56|250.99|
|7|112.4||229.18||231.41||235.5|238.58|
|8|107.26||218.35||220.37||224.1|226.85|
|9|102.39||208.09||209.91||213.3|215.75|
|10|97.76||198.37||200||203.07|205.25|
|11|93.35||189.16||190.61||193.38|195.31|
|12|89.16||180.43||181.72||184.2|185.9|
|13|85.18||172.15||173.28||175.5|176.98|
|14|81.4||164.29||165.29||167.25|168.54|
|15|77.79||156.84||157.7||159.42|160.54|
|16|74.36||149.76||150.51||152|152.95|
|17|71.1||143.04||143.68||144.96|145.76|
|18|67.99||136.66||137.19||138.28|138.94|
|19|65.04||130.6||131.03||131.93|132.47|
|20|62.22||124.83||125.18||125.91|126.34|
9
www.eaton.com/electronics
NRBG Glass sealed radial lead NTC thermistor
Technical Data ELX1105 Effective December 2021
## **Temperature characteristics, cont.**
|21|59.53|119.36|119.63|120.18|120.51|
|---|---|---|---|---|---|
|22|56.98|114.15|114.34|114.75|114.98|
|23|54.54|109.2|109.32|109.58|109.73|
|24|52.22|104.48|104.54|104.67|104.74|
|25|50|100|100|100|100|
|26|47.88|95.74|95.67|95.56|95.49|
|27|45.81|91.69|91.5|91.23|91.11|
|28|43.84|87.82|87.53|87.14|86.97|
|29|41.96|84.14|83.76|83.25|83.03|
|30|40.18|80.63|80.18|79.56|79.3|
|31|38.49|77.29|76.77|76.05|75.76|
|32|36.87|74.1|73.52|72.72|72.4|
|33|35.34|71.06|70.44|69.56|69.21|
|34|33.88|68.16|67.5|66.56|66.18|
|35|32.48|65.39|64.7|63.7|63.3|
|36|31.16|62.75|62.04|60.98|60.56|
|37|29.89|60.22|59.5|58.4|57.96|
|38|28.69|57.81|57.08|55.94|55.48|
|39|27.54|55.51|54.78|53.6|53.13|
|40|26.44|53.31|52.58|51.37|50.89|
|41|25.4|51.21|50.48|49.25|48.76|
|42|24.4|49.2|48.48|47.23|46.73|
|43|23.44|47.28|46.57|45.3|44.8|
|44|22.53|45.45|44.75|43.47|42.96|
|45|21.66|43.69|43.01|41.72|41.2|
|46|20.83|42.01|41.34|40.05|39.53|
|47|20.04|40.41|39.76|38.45|37.94|
|48|19.28|38.87|38.24|36.93|36.42|
|49|18.56|37.39|36.79|35.48|34.97|
|50|17.86|35.98|35.4|34.1|33.58|
|51|17.18|34.63|34.04|32.75|32.24|
|52|16.53|33.34|32.74|31.46|30.95|
|53|15.91|32.1|31.49|30.23|29.73|
|54|15.31|30.91|30.29|29.05|28.55|
|55|14.74|29.78|29.15|27.92|27.43|
|56|14.19|28.68|28.05|26.85|26.36|
|57|13.67|27.64|27|25.82|25.34|
|58|13.16|26.63|25.99|24.83|24.36|
|59|12.68|25.67|25.03|23.88|23.42|
|60|12.21|24.75|24.1|22.98|22.52|
|61|11.77|23.86|23.21|22.11|21.66|
|62|11.34|23.01|22.36|21.28|20.84|
|63|10.93|22.2|21.54|20.48|20.05|
|64|10.54|21.41|20.76|19.72|19.29|
|65|10.16|20.66|20|18.99|18.57|
|66|9.8|19.94|19.28|18.29|17.88|
|67|9.45|19.24|18.58|17.62|17.21|
|68|9.11|18.57|17.92|16.97|16.58|
|69|8.79|17.93|17.28|16.36|15.97|
|70|8.48|17.32|16.66|15.76|15.38|
|71|8.18|16.72|16.07|15.19|14.82|
|72|7.9|16.15|15.5|14.65|14.28|
|73|7.62|15.6|14.96|14.12|13.76|
|74|7.36|15.08|14.43|13.62|13.27|
|75|7.11|14.57|13.93|13.14|12.79|
|76|6.86|14.08|13.44|12.67|12.33|
|77|6.63|13.61|12.98|12.23|11.9|
|78|6.4|13.16|12.53|11.8|11.47|
|79|6.18|12.72|12.1|11.39|11.07|
|80|5.97|12.31|11.68|10.99|10.68|
|81|5.77|11.9|11.28|10.61|10.31|
10
www.eaton.com/electronics
Technical Data ELX1105 Effective December 2021
NRBG Glass sealed radial lead NTC thermistor
## **Temperature characteristics, cont.**
|82|5.58|11.51|10.9|10.24|9.95|
|---|---|---|---|---|---|
|83|5.39|11.14|10.53|9.89|9.6|
|84|5.21|10.78|10.17|9.55|9.27|
|85|5.04|10.43|9.83|9.23|8.95|
|86|4.8731|10.09|9.5|8.92|8.65|
|87|4.7131|9.77|9.19|8.62|8.36|
|88|4.559|9.45|8.89|8.34|8.08|
|89|4.4104|9.15|8.6|8.06|7.81|
|90|4.2672|8.86|8.32|7.8|7.55|
|91|4.1292|8.58|8.05|7.54|7.31|
|92|3.9961|8.31|7.79|7.3|7.07|
|93|3.8678|8.05|7.54|7.06|6.83|
|94|3.744|7.79|7.3|6.83|6.61|
|95|3.6247|7.55|7.06|6.61|6.4|
|96|3.5096|7.31|6.84|6.4|6.19|
|97|3.3985|7.09|6.62|6.2|5.99|
|98|3.2913|6.87|6.41|6|5.8|
|99|3.1879|6.66|6.21|5.81|5.62|
|100|3.0881|6.45|6.02|5.63|5.44|
|101|2.9918|6.25|5.83|5.45|5.27|
|102|2.8988|6.06|5.65|5.28|5.1|
|103|2.809|5.88|5.47|5.12|4.9439|
|104|2.7223|5.7|5.3|4.959|4.79|
|105|2.6385|5.53|5.14|4.8063|4.6418|
|106|2.5576|5.36|4.9841|4.6589|4.4987|
|107|2.4824|5.2|4.8341|4.5167|4.3606|
|108|2.4098|5.05|4.689|4.3793|4.2273|
|109|2.3396|4.8963|4.5489|4.2467|4.0987|
|110|2.2717|4.751|4.4135|4.1187|3.9745|
|111|2.206|4.6105|4.2826|3.995|3.8545|
|112|2.1426|4.4747|4.1561|3.8755|3.7388|
|113|2.0812|4.3433|4.0338|3.7601|3.6269|
|114|2.0218|4.2161|3.9156|3.6485|3.5188|
|115|1.9648|4.0931|3.801|3.5407|3.4139|
|116|1.9096|3.974|3.6902|3.4365|3.3125|
|117|1.8562|3.8587|3.583|3.3358|3.2145|
|118|1.8045|3.7472|3.4793|3.2384|3.1199|
|119|1.7545|3.6393|3.379|3.1443|3.0284|
|120|1.7061|3.5348|3.2819|3.0532|2.9399|
|121|1.6592|3.4337|3.188|2.966|2.8543|
|122|1.6138|3.3357|3.0971|2.8817|2.7716|
|123|1.5698|3.2409|3.0091|2.8|2.6916|
|124|1.5272|3.1491|2.9239|2.721|2.6142|
|125|1.4859|3.0602|2.8415|2.6446|2.5393|
|126|1.4459|2.974|2.7616|2.5706|2.4669|
|127|1.4072|2.8905|2.6843|2.499|2.3968|
|128|1.3696|2.8097|2.6094|2.4296|2.329|
|129|1.3333|2.7314|2.5369|2.3625|2.2633|
|130|1.298|2.6554|2.4666|2.2975|2.1997|
|131|1.2638|2.5819|2.3986|2.2345|2.1382|
|132|1.2306|2.5105|2.3327|2.1735|2.0785|
|133|1.1985|2.4414|2.2687|2.1143|2.0209|
|134|1.1673|2.3744|2.2068|2.0571|1.965|
|135|1.137|2.3095|2.1467|2.0016|1.9108|
|136|1.1077|2.2465|2.0885|1.9478|1.8584|
|137|1.0792|2.1854|2.0321|1.8956|1.8076|
|138|1.0516|2.1261|1.9774|1.8451|1.7583|
|139|1.0247|2.0687|1.9244|1.7961|1.7106|
|140|0.9987|2.013|1.8729|1.7486|1.6644|
|141|0.9735|1.9589|1.823|1.7025|1.6196|
|142|0.9489|1.9064|1.7746|1.6578|1.5761|
11
www.eaton.com/electronics
NRBG Glass sealed radial lead NTC thermistor
Technical Data ELX1105 Effective December 2021
## **Temperature characteristics, cont.**
|143|0.9251|1.8555|1.7276|1.6145|1.534|
|---|---|---|---|---|---|
|144|0.902|1.8061|1.682|1.5724|1.4931|
|145|0.8796|1.7582|1.6378|1.5316|1.4534|
|146|0.8577|1.7116|1.595|1.492|1.4151|
|147|0.8366|1.6665|1.5533|1.4536|1.3778|
|148|0.816|1.6227|1.5129|1.4163|1.3416|
|149|0.796|1.5801|1.4736|1.3801|1.3065|
|150|0.7766|1.5388|1.4356|1.345|1.2724|
|151|0.7577|1.5002|1.4|1.3114|1.2401|
|152|0.7393|1.4628|1.3654|1.2787|1.2088|
|153|0.7215|1.4264|1.3319|1.247|1.1783|
|154|0.7042|1.3911|1.2992|1.2162|1.1488|
|155|0.6873|1.3568|1.2676|1.1862|1.1201|
|156|0.6709|1.3234|1.2368|1.1571|1.0921|
|157|0.655|1.2909|1.2068|1.1289|1.0651|
|158|0.6395|1.2594|1.1777|1.1014|1.0388|
|159|0.6244|1.2287|1.1494|1.0747|1.0132|
|160|0.6098|1.1989|1.1219|1.0488|0.9884|
|161|0.5955|1.1699|1.0951|1.0236|0.9642|
|162|0.5816|1.1417|1.0692|0.9991|0.9408|
|163|0.5681|1.1143|1.0438|0.9752|0.918|
|164|0.555|1.0876|1.0192|0.952|0.8959|
|165|0.5422|1.0617|0.9953|0.9295|0.8742|
|166|0.5297|1.0364|0.972|0.9076|0.8533|
|167|0.5176|1.0118|0.9494|0.8863|0.833|
|168|0.5058|0.9879|0.9273|0.8655|0.8132|
|169|0.4943|0.9647|0.9058|0.8453|0.7939|
|170|0.4832|0.942|0.885|0.8257|0.7752|
|171|0.4723|0.92|0.8646|0.8066|0.7569|
|172|0.4617|0.8985|0.8448|0.788|0.7392|
|173|0.4513|0.8776|0.8255|0.7699|0.7219|
|174|0.4413|0.8573|0.8068|0.7523|0.7051|
|175|0.4315|0.8374|0.7885|0.7351|0.6888|
|176|0.4219|0.8182|0.7707|0.7184|0.6729|
|177|0.4126|0.7994|0.7534|0.7021|0.6574|
|178|0.4036|0.7812|0.7365|0.6863|0.6424|
|179|0.3947|0.7633|0.7201|0.6709|0.6277|
|180|0.3861|0.7459|0.704|0.6559|0.6134|
|181|0.3777|0.7291|0.6885|0.6412|0.5995|
|182|0.3695|0.7126|0.6733|0.627|0.5859|
|183|0.3616|0.6965|0.6585|0.6131|0.5727|
|184|0.3538|0.6809|0.644|0.5996|0.56|
|185|0.3462|0.6657|0.63|0.5864|0.5475|
|186|0.3388|0.6508|0.6162|0.5736|0.5353|
|187|0.3316|0.6364|0.6029|0.561|0.5234|
|188|0.3246|0.6222|0.5898|0.5488|0.5118|
|189|0.3177|0.6085|0.5771|0.5369|0.5005|
|190|0.311|0.5951|0.5647|0.5254|0.4895|
|191|0.3045|0.582|0.5527|0.5141|0.4788|
|192|0.2981|0.5693|0.5409|0.503|0.4684|
|193|0.2919|0.5568|0.5294|0.4923|0.4582|
|194|0.2859|0.5448|0.5182|0.4818|0.4483|
|195|0.2799|0.5329|0.5073|0.4716|0.4386|
|196|0.2742|0.5214|0.4966|0.4616|0.4291|
|197|0.2685|0.5101|0.4861|0.4519|0.42|
|198|0.263|0.4992|0.476|0.4424|0.411|
|199|0.2577|0.4885|0.4661|0.4331|0.4023|
|200|0.2524|0.478|0.4564|0.4241|0.3937|
|201|0.2473|0.4678|0.447|0.4153|0.3854|
|202|0.2423|0.4578|0.4378|0.4067|0.3773|
|203|0.2374|0.4482|0.4287|0.3983|0.3693|
12
www.eaton.com/electronics
Technical Data ELX1105 Effective December 2021
NRBG Glass sealed radial lead NTC thermistor
## **Temperature characteristics, cont.**
|204|0.2327|0.4387|0.42|0.3901|0.3616|
|---|---|---|---|---|---|
|205|0.228|0.4294|0.4115|0.3821|0.3541|
|206|0.2235|0.4204|0.4031|0.3743|0.3467|
|207|0.219|0.4116|0.3949|0.3667|0.3396|
|208|0.2147|0.4031|0.387|0.3593|0.3325|
|209|0.2105|0.3946|0.3791|0.352|0.3257|
|210|0.2063|0.3864|0.3715|0.3449|0.3191|
|211|0.2023|0.3784|0.3641|0.338|0.3125|
|212|0.1983|0.3706|0.3568|0.3312|0.3062|
|213|0.1945|0.3629|0.3497|0.3246|0.2999|
|214|0.1907|0.3556|0.3428|0.3181|0.2939|
|215|0.187|0.3483|0.336|0.3118|0.2879|
|216|0.1834|0.3411|0.3294|0.3057|0.2822|
|217|0.1799|0.3342|0.323|0.2997|0.2765|
|218|0.1764|0.3274|0.3166|0.2938|0.271|
|219|0.173|0.3207|0.3105|0.288|0.2656|
|220|0.1698|0.3142|0.3044|0.2824|0.2602|
|221|0.1665|0.308|0.2985|0.2769|0.2551|
|222|0.1634|0.3018|0.2928|0.2716|0.2501|
|223|0.1603|0.2958|0.2871|0.2663|0.2452|
|224|0.1573|0.2898|0.2816|0.2612|0.2404|
|225|0.1543|0.284|0.2762|0.2562|0.2356|
|226|0.1515|0.2784|0.271|0.2513|0.2311|
|227|0.1486|0.2729|0.2658|0.2465|0.2266|
|228|0.1459|0.2675|0.2608|0.2418|0.2223|
|229|0.1432|0.2622|0.2558|0.2372|0.2179|
|230|0.1405|0.2571|0.251|0.2327|0.2137|
|231|0.1379|0.2521|0.2463|0.2284|0.2097|
|232|0.1354|0.2471|0.2417|0.2241|0.2056|
|233|0.1329|0.2423|0.2371|0.2199|0.2017|
|234|0.1305|0.2376|0.2327|0.2158|0.1979|
|235|0.1282|0.233|0.2284|0.2118|0.1942|
|236|0.1258|0.2285|0.2242|0.2079|0.1905|
|237|0.1236|0.224|0.22|0.204|0.1868|
|238|0.1213|0.2197|0.216|0.2003|0.1834|
|239|0.1192|0.2155|0.2121|0.1966|0.18|
|240|0.117|0.2115|0.2082|0.193|0.1766|
|241|0.1149|0.2074|0.2044|0.1895|0.1734|
|242|0.1129|0.2035|0.2007|0.186|0.1701|
|243|0.1109|0.1996|0.1971|0.1827|0.167|
|244|0.1089|0.1958|0.1935|0.1794|0.1639|
|245|0.107|0.1921|0.19|0.1761|0.1609|
|246|0.1051|0.1885|0.1866|0.173|0.1579|
|247|0.1033|0.1849|0.1832|0.1699|0.155|
|248|0.1015|0.1814|0.18|0.1668|0.1522|
|249|0.0997|0.178|0.1768|0.1639|0.1495|
|250|0.098|0.1747|0.1736|0.161|0.1468|
|251|0.0963|0.1715|0.1706|0.1581|0.1441|
|252|0.0946|0.1683|0.1676|0.1553|0.1415|
|253|0.093|0.1652|0.1646|0.1526|0.1389|
|254|0.0914|0.1622|0.1617|0.1499|0.1365|
|255|0.0898|0.1592|0.1589|0.1473|0.1341|
|256|0.0883|0.1563|0.1561|0.1447|0.1317|
|257|0.0868|0.1534|0.1535|0.1422|0.1293|
|258|0.0853|0.1506|0.1508|0.1397|0.127|
|259|0.0839|0.1478|0.1482|0.1373|0.1249|
|260|0.0825|0.1451|0.1456|0.135|0.1227|
|261|0.0811|0.1425|0.1431|0.1326|0.1205|
|262|0.0797|0.1399|0.1407|0.1304|0.1184|
|263|0.0784|0.1374|0.1383|0.1281|0.1163|
|264|0.0771|0.1349|0.1359|0.126|0.1143|
13
www.eaton.com/electronics
NRBG Glass sealed radial lead NTC thermistor
Technical Data ELX1105 Effective December 2021
## **Temperature characteristics, cont.**
|265|0.0758|0.1325|0.1336|0.1238|0.1124|
|---|---|---|---|---|---|
|266|0.0745|0.1301|0.1314|0.1217|0.1104|
|267|0.0733|0.1277|0.129|0.1197|0.1085|
|268|0.0721|0.1255|0.1269|0.1177|0.1066|
|269|0.0709|0.1232|0.1248|0.1157|0.1048|
|270|0.0697|0.121|0.1227|0.1137|0.103|
|271|0.0686|0.119|0.1206|0.1119|0.1013|
|272|0.0675|0.1169|0.1187|0.11|0.0996|
|273|0.0664|0.1148|0.1167|0.1082|0.0979|
|274|0.0653|0.1128|0.1147|0.1064|0.0962|
|275|0.0643|0.1108|0.1128|0.1046|0.0946|
|276|0.0632|0.1088|0.111|0.1029|0.093|
|277|0.0622|0.1069|0.1092|0.1012|0.0914|
|278|0.0612|0.1051|0.1073|0.0996|0.0899|
|279|0.0602|0.1032|0.1056|0.0979|0.0884|
|280|0.0593|0.1014|0.1039|0.0963|0.087|
|281|0.0583|0.0997|0.1021|0.0948|0.0855|
|282|0.0574|0.098|0.1005|0.0932|0.0841|
|283|0.0565|0.0963|0.0989|0.0917|0.0827|
|284|0.0556|0.0946|0.0973|0.0903|0.0813|
|285|0.0547|0.093|0.0957|0.0888|0.08|
|286|0.0539|0.0914|0.0942|0.0874|0.0787|
|287|0.053|0.0898|0.0927|0.086|0.0775|
|288|0.0522|0.0883|0.0912|0.0846|0.0762|
|289|0.0514|0.0868|0.0897|0.0833|0.0749|
|290|0.0506|0.0853|0.0883|0.082|0.0737|
|291|0.0498|0.0839|0.087|0.0807|0.0725|
|292|0.049|0.0824|0.0855|0.0794|0.0714|
|293|0.0483|0.081|0.0842|0.0782|0.0702|
|294|0.0475|0.0797|0.0829|0.0769|0.0691|
|295|0.0468|0.0783|0.0816|0.0757|0.068|
|296|0.0461|0.077|0.0803|0.0745|0.0669|
|297|0.0454|0.0757|0.0791|0.0734|0.0659|
|298|0.0447|0.0745|0.0778|0.0723|0.0648|
|299|0.044|0.0732|0.0766|0.0711|0.0638|
|300|0.0433|0.072|0.0754|0.07|0.0628|
14
www.eaton.com/electronics
Technical Data ELX1105 Effective December 2021
## NRBG Glass sealed radial lead NTC thermistor
## **Temperature characteristics**
|**Part number**|**NRBG205?4325B2***||**NRBG265?4250B1***||**NRBG353?3435B2***||**NRBG593?3820B2***|**NRBG663?4025B2***|
|---|---|---|---|---|---|---|---|---|
|**Resistance**|**200K(25 °C)**||**260K(25 °C)**||**3.485K(50 °C)**||**5.91K(85 °C)**|**6.6K(100 °C)**|
|**Beta Value**|**B25/85=4325**||**B25/50=4250**||**B25/85=3435**||**B25/85=3820**|**B25/85=4025**|
|**Temperature**|**Resistance**||**Resistance**||**Resistance**||**Resistance**|**Resistance**|
|**(°C)**|**(kΩ)**||**(kΩ)**||**(kΩ)**||**(kΩ)**|**(kΩ)**|
|-40|8018.03||10423.43||172.77||1385.34|3281.53|
|-39|7493.28||9741.25||163.15||1302.57|3074.71|
|-38|7005.9||9107.66||154.13||1225.26|2882.27|
|-37|6553.01||8518.9||145.67||1153.03|2703.11|
|-36|6131.97||7971.56||137.73||1085.5|2536.24|
|-35|5740.38||7462.49||130.27||1022.34|2380.73|
|-34|5376||6988.79||123.27||963.25|2235.75|
|-33|5036.79||6547.82||116.69||907.93|2100.51|
|-32|4720.87||6137.13||110.51||856.12|1974.31|
|-31|4426.52||5754.47||104.7||807.59|1856.47|
|-30|4152.14||5397.78||99.23||762.09|1746.41|
|-29|3893.33||5061.33||94.08||719.43|1643.71|
|-28|3652.17||4747.82||89.23||679.42|1547.68|
|-27|3427.36||4455.56||84.67||641.86|1457.84|
|-26|3217.68||4182.98||80.36||606.6|1373.76|
|-25|3022.04||3928.65||76.31||573.49|1295.04|
|-24|2839.42||3691.24||72.48||542.38|1221.3|
|-23|2668.87||3469.53||68.87||513.13|1152.2|
|-22|2509.54||3262.4||65.46||485.63|1087.42|
|-21|2360.62||3068.8||62.25||459.76|1026.66|
|-20|2221.37||2887.78||59.21||435.42|969.66|
|-19|2092.82||2720.66||56.35||412.43|915.92|
|-18|1972.34||2564.04||53.65||390.79|865.49|
|-17|1859.4||2417.21||51.09||370.41|818.13|
|-16|1753.48||2279.52||48.67||351.21|773.65|
|-15|1654.11||2150.34||46.38||333.12|731.84|
|-14|1560.85||2029.11||44.21||316.06|692.55|
|-13|1473.31||1915.3||42.15||299.96|655.59|
|-12|1391.1||1808.42||40.2||284.78|620.83|
|-11|1313.86||1708.02||38.36||270.46|588.11|
|-10|1241.29||1613.67||36.61||256.93|557.3|
|-9|1172.59||1524.36||34.94||244.07|528.38|
|-8|1108.04||1440.45||33.36||231.94|501.13|
|-7|1047.38||1361.59||31.86||220.48|475.43|
|-6|990.34||1287.44||30.43||209.65|451.19|
|-5|936.69||1217.7||29.08||199.41|428.32|
|-4|886.22||1152.08||27.8||189.74|406.74|
|-3|838.71||1090.33||26.58||180.59|386.36|
|-2|793.99||1032.19||25.42||171.93|367.1|
|-1|751.87||977.43||24.31||163.74|348.92|
|0|712.2||925.85||23.27||155.98|331.73|
|1|674.37||876.68||22.26||148.62|315.37|
|2|638.77||830.41||21.31||141.65|299.92|
|3|605.26||786.84||20.4||135.04|285.31|
|4|573.69||745.8||19.54||128.78|271.5|
|5|543.95||707.14||18.71||122.85|258.43|
|6|515.92||670.7||17.93||117.22|246.07|
|7|489.5||636.34||17.19||111.89|234.37|
|8|464.57||603.94||16.48||106.82|223.29|
|9|441.05||573.37||15.8||102.02|212.8|
|10|418.86||544.51||15.16||97.45|202.86|
|11|397.9||517.27||14.55||93.12|193.44|
|12|378.11||491.54||13.96||89|184.51|
|13|359.41||467.23||13.4||85.09|176.04|
|14|341.74||444.26||12.87||81.37|168.01|
|15|325.03||422.54||12.36||77.84|160.39|
|16|309.23||402||11.88||74.47|153.15|
|17|294.28||382.57||11.41||71.27|146.28|
|18|280.14||364.18||10.97||68.23|139.76|
|19|266.75||346.78||10.55||65.33|133.56|
|20|254.08||330.3||10.15||62.57|127.67|
15
www.eaton.com/electronics
NRBG Glass sealed radial lead NTC thermistor
Technical Data ELX1105 Effective December 2021
## **Temperature characteristics, cont.**
|21|242.07|314.69|9.76|59.94|122.07|
|---|---|---|---|---|---|
|22|230.69|299.9|9.39|57.44|116.75|
|23|219.91|285.89|9.04|55.05|111.68|
|24|209.69|272.6|8.7|52.78|106.87|
|25|200|260|8.38|50.61|102.28|
|26|190.8|248.04|8.07|48.54|97.92|
|27|181.97|236.56|7.77|46.54|93.71|
|28|173.6|225.67|7.48|44.64|89.71|
|29|165.66|215.36|7.21|42.83|85.91|
|30|158.14|205.58|6.95|41.1|82.29|
|31|151|196.31|6.7|39.45|78.84|
|32|144.24|187.51|6.46|37.88|75.56|
|33|137.81|179.16|6.23|36.38|72.44|
|34|131.71|171.23|6.01|34.95|69.47|
|35|125.92|163.7|5.8|33.58|66.63|
|36|120.42|156.55|5.6|32.28|63.93|
|37|115.19|149.75|5.4|31.03|61.36|
|38|110.22|143.29|5.22|29.84|58.9|
|39|105.5|137.15|5.04|28.7|56.56|
|40|101.01|131.31|4.8673|27.62|54.33|
|41|96.73|125.75|4.7028|26.58|52.19|
|42|92.66|120.46|4.5449|25.59|50.16|
|43|88.79|115.43|4.3933|24.63|48.21|
|44|85.1|110.63|4.2477|23.73|46.35|
|45|81.59|106.06|4.1076|22.85|44.58|
|46|78.24|101.71|3.9732|22.02|42.88|
|47|75.05|97.57|3.8439|21.22|41.26|
|48|72.01|93.61|3.7196|20.46|39.71|
|49|69.11|89.84|3.6|19.73|38.23|
|50|66.34|86.25|3.485|19.02|36.81|
|51|63.67|82.77|3.3729|18.34|35.43|
|52|61.12|79.45|3.2649|17.69|34.1|
|53|58.68|76.28|3.161|17.07|32.83|
|54|56.35|73.25|3.0608|16.47|31.62|
|55|54.12|70.36|2.9642|15.89|30.46|
|56|52|67.59|2.8712|15.34|29.34|
|57|49.96|64.95|2.7816|14.81|28.27|
|58|48.02|62.42|2.6952|14.3|27.24|
|59|46.16|60.01|2.6119|13.81|26.26|
|60|44.38|57.69|2.5316|13.33|25.31|
|61|42.68|55.48|2.4541|12.88|24.41|
|62|41.05|53.36|2.3793|12.45|23.54|
|63|39.49|51.34|2.3072|12.03|22.7|
|64|38|49.4|2.2376|11.63|21.9|
|65|36.57|47.54|2.1704|11.24|21.13|
|66|35.2|45.76|2.1056|10.87|20.39|
|67|33.89|44.05|2.043|10.51|19.68|
|68|32.63|42.42|1.9825|10.16|19|
|69|31.43|40.85|1.924|9.83|18.34|
|70|30.27|39.35|1.8676|9.51|17.71|
|71|29.17|37.91|1.8132|9.21|17.1|
|72|28.1|36.53|1.7605|8.91|16.52|
|73|27.09|35.21|1.7097|8.63|15.96|
|74|26.11|33.94|1.6605|8.35|15.42|
|75|25.17|32.72|1.6128|8.09|14.9|
|76|24.27|31.55|1.5669|7.83|14.4|
|77|23.41|30.43|1.5224|7.59|13.92|
|78|22.58|29.36|1.4794|7.35|13.46|
|79|21.79|28.32|1.4378|7.12|13.02|
|80|21.02|27.33|1.3976|6.9|12.59|
|81|20.29|26.37|1.3586|6.69|12.17|
|82|19.58|25.46|1.3209|6.48|11.78|
16
www.eaton.com/electronics
Technical Data ELX1105 Effective December 2021
NRBG Glass sealed radial lead NTC thermistor
## **Temperature characteristics, cont.**
|83|18.9|24.58|1.2844|6.29|11.39|
|---|---|---|---|---|---|
|84|18.25|23.73|1.2491|6.09|11.02|
|85|17.63|22.91|1.2149|5.91|10.67|
|86|17.03|22.14|1.1811|5.73|10.32|
|87|16.45|21.39|1.1484|5.55|9.99|
|88|15.9|20.67|1.1166|5.38|9.67|
|89|15.37|19.98|1.0859|5.21|9.36|
|90|14.86|19.31|1.0562|5.05|9.06|
|91|14.36|18.67|1.0273|4.8981|8.78|
|92|13.89|18.06|0.9993|4.749|8.5|
|93|13.43|17.46|0.9722|4.605|8.23|
|94|12.99|16.89|0.9459|4.4657|7.97|
|95|12.57|16.34|0.9205|4.3313|7.72|
|96|12.16|15.81|0.8958|4.2012|7.48|
|97|11.77|15.3|0.8718|4.0756|7.25|
|98|11.39|14.81|0.8487|3.954|7.03|
|99|11.03|14.34|0.8261|3.8365|6.81|
|100|10.68|13.88|0.8043|3.7228|6.6|
|101|10.34|13.44|0.7831|3.613|6.4|
|102|10.01|13.01|0.7625|3.5067|6.2|
|103|9.7|12.61|0.7426|3.4039|6.01|
|104|9.39|12.21|0.7232|3.3044|5.83|
|105|9.1|11.83|0.7044|3.2081|5.66|
|106|8.82|11.46|0.6862|3.115|5.49|
|107|8.54|11.11|0.6693|3.0267|5.32|
|108|8.28|10.77|0.6529|2.9412|5.16|
|109|8.03|10.44|0.637|2.8584|5.01|
|110|7.78|10.12|0.6216|2.7782|4.8597|
|111|7.55|9.81|0.6066|2.7007|4.7161|
|112|7.32|9.51|0.592|2.6255|4.5771|
|113|7.1|9.23|0.5779|2.5527|4.4427|
|114|6.88|8.95|0.5641|2.4822|4.3127|
|115|6.68|8.68|0.5492|2.4145|4.1868|
|116|6.48|8.43|0.5348|2.3491|4.065|
|117|6.3|8.18|0.5208|2.2858|3.9471|
|118|6.11|7.95|0.5071|2.2243|3.833|
|119|5.94|7.72|0.4939|2.1647|3.7226|
|120|5.76|7.49|0.481|2.107|3.6157|
|121|5.6|7.28|0.4685|2.0509|3.5123|
|122|5.44|7.07|0.4563|1.9967|3.4121|
|123|5.28|6.87|0.4445|1.9439|3.3151|
|124|5.14|6.68|0.433|1.8928|3.2212|
|125|4.9907|6.49|0.4219|1.8434|3.1302|
|126|4.8507|6.31|0.4116|1.7953|3.0421|
|127|4.7152|6.13|0.4017|1.7485|2.9567|
|128|4.5841|5.96|0.392|1.7033|2.874|
|129|4.4571|5.79|0.3825|1.6593|2.7939|
|130|4.3342|5.63|0.3734|1.6167|2.7163|
|131|4.2152|5.48|0.3645|1.5752|2.641|
|132|4.1|5.33|0.3559|1.535|2.5681|
|133|3.9883|5.18|0.3476|1.496|2.4974|
|134|3.8803|5.04|0.3394|1.4581|2.4288|
|135|3.7755|4.9082|0.3315|1.4213|2.3624|
|136|3.674|4.7762|0.3237|1.3855|2.2979|
|137|3.5757|4.6484|0.3163|1.3508|2.2354|
|138|3.4804|4.5245|0.309|1.3171|2.1748|
|139|3.388|4.4044|0.3019|1.2842|2.1161|
|140|3.2985|4.288|0.295|1.2524|2.0591|
|141|3.2116|4.175|0.2881|1.2214|2.0038|
|142|3.1274|4.0656|0.2815|1.1914|1.9501|
|143|3.0457|3.9595|0.2752|1.1621|1.898|
www.eaton.com/electronics 17
NRBG Glass sealed radial lead NTC thermistor
Technical Data ELX1105 Effective December 2021
## **Temperature characteristics, cont.**
|144|2.9666|3.8565|0.2689|1.1337|1.8475|
|---|---|---|---|---|---|
|145|2.8898|3.7567|0.2629|1.106|1.7985|
|146|2.8153|3.6598|0.2569|1.0791|1.7508|
|147|2.7429|3.5658|0.2512|1.053|1.7046|
|148|2.6728|3.4746|0.2455|1.0276|1.6598|
|149|2.6047|3.3861|0.24|1.0029|1.6162|
|150|2.5386|3.3002|0.2347|0.9788|1.574|
|151|2.4744|3.2167|0.2296|0.9554|1.5346|
|152|2.4122|3.1358|0.2245|0.9328|1.4963|
|153|2.3517|3.0572|0.2197|0.9106|1.4591|
|154|2.2929|2.9808|0.215|0.889|1.4229|
|155|2.2359|2.9067|0.2103|0.8681|1.3878|
|156|2.1805|2.8347|0.2058|0.8477|1.3537|
|157|2.1267|2.7647|0.2015|0.8278|1.3205|
|158|2.0744|2.6968|0.1971|0.8085|1.2882|
|159|2.0237|2.6308|0.1929|0.7897|1.2568|
|160|1.9743|2.5666|0.1888|0.7714|1.2263|
|161|1.9264|2.5043|0.1849|0.7536|1.1967|
|162|1.8797|2.4437|0.181|0.7362|1.1678|
|163|1.8345|2.3848|0.1772|0.7193|1.1398|
|164|1.7904|2.3276|0.1735|0.7028|1.1125|
|165|1.7476|2.2719|0.1698|0.6868|1.0859|
|166|1.706|2.2178|0.1663|0.6712|1.0601|
|167|1.6655|2.1652|0.1628|0.656|1.0349|
|168|1.6262|2.114|0.1595|0.6411|1.0105|
|169|1.5878|2.0642|0.1562|0.6268|0.9867|
|170|1.5506|2.0157|0.1529|0.6126|0.9635|
|171|1.5143|1.9686|0.1499|0.5989|0.941|
|172|1.4791|1.9228|0.1468|0.5856|0.919|
|173|1.4448|1.8782|0.1438|0.5726|0.8977|
|174|1.4114|1.8348|0.1409|0.5599|0.8769|
|175|1.3789|1.7926|0.1381|0.5474|0.8566|
|176|1.3473|1.7515|0.1353|0.5354|0.8369|
|177|1.3165|1.7115|0.1325|0.5236|0.8177|
|178|1.2866|1.6725|0.1299|0.5122|0.799|
|179|1.2573|1.6345|0.1273|0.501|0.7808|
|180|1.2289|1.5976|0.1247|0.4901|0.763|
|181|1.2013|1.5617|0.1224|0.4794|0.7457|
|182|1.1743|1.5266|0.12|0.4692|0.7289|
|183|1.1481|1.4925|0.1176|0.4589|0.7125|
|184|1.1225|1.4593|0.1154|0.4491|0.6965|
|185|1.0976|1.4269|0.1132|0.4394|0.6809|
|186|1.0734|1.3954|0.111|0.43|0.6657|
|187|1.0497|1.3646|0.109|0.4209|0.6509|
|188|1.0267|1.3347|0.1069|0.412|0.6365|
|189|1.0042|1.3055|0.1048|0.4032|0.6224|
|190|0.9823|1.277|0.103|0.3947|0.6087|
|191|0.961|1.2493|0.101|0.3864|0.5953|
|192|0.9403|1.2223|0.0991|0.3783|0.5823|
|193|0.92|1.1959|0.0972|0.3704|0.5696|
|194|0.9002|1.1703|0.0955|0.3626|0.5572|
|195|0.8809|1.1452|0.0937|0.3551|0.5451|
|196|0.8622|1.1208|0.0919|0.3477|0.5333|
|197|0.8438|1.097|0.0902|0.3404|0.5218|
|198|0.826|1.0738|0.0886|0.3334|0.5106|
|199|0.8086|1.0511|0.087|0.3265|0.4996|
|200|0.7915|1.029|0.0854|0.3199|0.4889|
|201|0.7749|1.0075|0.0838|0.3133|0.4785|
|202|0.7587|0.9864|0.0823|0.3069|0.4683|
|203|0.7429|0.9659|0.0809|0.3007|0.4584|
|204|0.7274|0.9459|0.0794|0.2946|0.4487|
18
www.eaton.com/electronics
Technical Data ELX1105 Effective December 2021
NRBG Glass sealed radial lead NTC thermistor
## **Temperature characteristics, cont.**
|205|0.7124|0.9263|0.078|0.2886|0.4393|
|---|---|---|---|---|---|
|206|0.6977|0.9072|0.0765|0.2828|0.43|
|207|0.6833|0.8885|0.0752|0.277|0.421|
|208|0.6693|0.8704|0.0739|0.2716|0.4122|
|209|0.6556|0.8526|0.0726|0.2661|0.4036|
|210|0.6423|0.8354|0.0713|0.2609|0.3952|
|211|0.6293|0.8185|0.07|0.2557|0.387|
|212|0.6166|0.8019|0.0687|0.2505|0.3791|
|213|0.6042|0.7858|0.0676|0.2456|0.3712|
|214|0.592|0.77|0.0664|0.2407|0.3636|
|215|0.5802|0.7547|0.0652|0.2361|0.3562|
|216|0.5686|0.7396|0.0641|0.2314|0.3489|
|217|0.5572|0.7249|0.063|0.2268|0.3418|
|218|0.5462|0.7106|0.0619|0.2224|0.3348|
|219|0.5355|0.6966|0.0608|0.218|0.3281|
|220|0.5249|0.683|0.0598|0.2138|0.3214|
|221|0.5146|0.6695|0.0588|0.2096|0.3149|
|222|0.5045|0.6565|0.0578|0.2056|0.3086|
|223|0.4947|0.6437|0.0568|0.2017|0.3024|
|224|0.4851|0.6312|0.0558|0.1978|0.2964|
|225|0.4757|0.6191|0.0548|0.1939|0.2905|
|226|0.4665|0.6071|0.0539|0.1903|0.2847|
|227|0.4575|0.5955|0.0531|0.1867|0.2791|
|228|0.4487|0.5841|0.0522|0.1831|0.2736|
|229|0.4402|0.5729|0.0513|0.1797|0.2682|
|230|0.4318|0.562|0.0504|0.1762|0.2629|
|231|0.4236|0.5514|0.0496|0.1729|0.2577|
|232|0.4156|0.541|0.0487|0.1697|0.2527|
|233|0.4077|0.5308|0.0479|0.1665|0.2478|
|234|0.4|0.5208|0.0471|0.1634|0.243|
|235|0.3926|0.5111|0.0463|0.1602|0.2382|
|236|0.3852|0.5016|0.0456|0.1573|0.2336|
|237|0.378|0.4922|0.0449|0.1545|0.2291|
|238|0.371|0.4831|0.0441|0.1514|0.2247|
|239|0.3641|0.4742|0.0434|0.1487|0.2204|
|240|0.3574|0.4655|0.0427|0.146|0.2162|
|241|0.3508|0.4569|0.042|0.1433|0.2121|
|242|0.3444|0.4485|0.0413|0.1407|0.208|
|243|0.3381|0.4403|0.0406|0.1381|0.2041|
|244|0.3319|0.4323|0.04|0.1355|0.2002|
|245|0.3259|0.4245|0.0393|0.1331|0.1964|
|246|0.32|0.4168|0.0388|0.1307|0.1927|
|247|0.3142|0.4092|0.0381|0.1283|0.1891|
|248|0.3086|0.402|0.0375|0.1259|0.1855|
|249|0.303|0.3948|0.0369|0.1237|0.1821|
|250|0.2976|0.3877|0.0363|0.1215|0.1787|
|251|0.2922|0.3808|0.0357|0.1192|0.1753|
|252|0.287|0.374|0.0352|0.1171|0.1721|
|253|0.282|0.3674|0.0346|0.115|0.1689|
|254|0.277|0.3609|0.0341|0.113|0.1658|
|255|0.2721|0.3545|0.0335|0.1109|0.1627|
|256|0.2673|0.3484|0.033|0.1089|0.1597|
|257|0.2626|0.3423|0.0325|0.1071|0.1568|
|258|0.258|0.3363|0.032|0.1052|0.1539|
|259|0.2535|0.3305|0.0316|0.1034|0.1511|
|260|0.2491|0.3247|0.0311|0.1015|0.1484|
|261|0.2448|0.3191|0.0306|0.0997|0.1457|
|262|0.2406|0.3136|0.0301|0.098|0.143|
|263|0.2365|0.3082|0.0296|0.0963|0.1404|
|264|0.2323|0.303|0.0292|0.0945|0.1379|
|265|0.2284|0.2978|0.0287|0.0929|0.1354|
19
www.eaton.com/electronics
NRBG Glass sealed radial lead NTC thermistor
Technical Data ELX1105 Effective December 2021
## **Temperature characteristics, cont.**
|266|0.2245|0.2927|0.0283|0.0914|0.133|
|---|---|---|---|---|---|
|267|0.2207|0.2877|0.0278|0.0898|0.1306|
|268|0.2169|0.2828|0.0274|0.0882|0.1283|
|269|0.2133|0.2781|0.027|0.0868|0.126|
|270|0.2096|0.2734|0.0266|0.0852|0.1238|
|271|0.2061|0.2688|0.0262|0.0837|0.1216|
|272|0.2026|0.2643|0.0258|0.0823|0.1194|
|273|0.1993|0.2599|0.0254|0.0809|0.1173|
|274|0.1959|0.2556|0.025|0.0795|0.1152|
|275|0.1927|0.2514|0.0247|0.0781|0.1132|
|276|0.1895|0.2472|0.0244|0.0768|0.1112|
|277|0.1864|0.2431|0.024|0.0756|0.1093|
|278|0.1833|0.2391|0.0236|0.0743|0.1074|
|279|0.1802|0.2352|0.0233|0.073|0.1055|
|280|0.1773|0.2314|0.0229|0.0718|0.1037|
|281|0.1744|0.2276|0.0226|0.0706|0.1019|
|282|0.1716|0.2239|0.0223|0.0694|0.1001|
|283|0.1688|0.2202|0.0219|0.0682|0.0984|
|284|0.1661|0.2167|0.0216|0.0671|0.0967|
|285|0.1633|0.2132|0.0213|0.0659|0.095|
|286|0.1607|0.2097|0.021|0.0649|0.0934|
|287|0.1581|0.2064|0.0207|0.0638|0.0918|
|288|0.1556|0.2032|0.0204|0.0628|0.0902|
|289|0.1531|0.1999|0.0201|0.0616|0.0887|
|290|0.1507|0.1967|0.0198|0.0607|0.0872|
|291|0.1483|0.1935|0.0195|0.0597|0.0857|
|292|0.1459|0.1905|0.0192|0.0587|0.0843|
|293|0.1436|0.1875|0.0189|0.0578|0.0829|
|294|0.1413|0.1845|0.0187|0.0568|0.0815|
|295|0.1391|0.1816|0.0184|0.0559|0.0801|
|296|0.1369|0.1788|0.0181|0.055|0.0788|
|297|0.1348|0.1761|0.0179|0.0541|0.0774|
|298|0.1327|0.1733|0.0177|0.0532|0.0761|
|299|0.1306|0.1706|0.0174|0.0523|0.0749|
|300|0.1286|0.168|0.0172|0.0515|0.0736|
20
www.eaton.com/electronics
Technical Data ELX1105 Effective December 2021
NRBG Glass sealed radial lead NTC thermistor
## **Temperature characteristics**
|**Part number**|**NRBG553?3950B1***||**NRBG343?4300B2***||**NRBG103?4595B3***|
|---|---|---|---|---|---|
|**Resistance**|**5.49K(106 °C)**||**3.4513K(114 °C)**||**1K(200 °C)**|
|**Beta Value**|**B25/50=3950**||**B25/85=4300**||**B100/200=4595**|
|**Temperature**|**Resistance**||**Resistance**||**Resistance**|
|**(°C)**|**(kΩ)**||**(kΩ)**||**(kΩ)**|
|-40|3284.37||3603.93||10129.74|
|-39|3077.37||3369.11||9466.78|
|-38|2884.76||3151.07||8851.04|
|-37|2705.45||2948.53||8278.87|
|-36|2538.43||2760.27||7746.95|
|-35|2382.79||2585.21||7252.22|
|-34|2237.68||2422.34||6791.87|
|-33|2102.33||2270.74||6363.33|
|-32|1976.01||2129.56||5964.21|
|-31|1858.08||1998.02||5592.33|
|-30|1747.92||1875.41||5245.69|
|-29|1645.13||1761.35||4918.72|
|-28|1549.01||1654.91||4614.05|
|-27|1459.1||1555.53||4330.02|
|-26|1374.95||1462.7||4065.12|
|-25|1296.16||1375.95||3817.96|
|-24|1222.36||1294.86||3587.24|
|-23|1153.2||1219.01||3371.77|
|-22|1088.36||1148.04||3170.48|
|-21|1027.55||1081.62||2982.33|
|-20|970.5||1019.41||2806.41|
|-19|916.71||961.34||2644|
|-18|866.23||906.9||2491.79|
|-17|818.84||855.84||2349.11|
|-16|774.31||807.94||2215.29|
|-15|732.48||762.97||2089.75|
|-14|693.15||720.75||1971.94|
|-13|656.16||681.09||1861.34|
|-12|621.36||643.82||1757.47|
|-11|588.61||608.79||1659.9|
|-10|557.78||575.85||1568.2|
|-9|528.84||544.82||1481.41|
|-8|501.56||515.63||1399.87|
|-7|475.84||488.16||1323.22|
|-6|451.58||462.29||1251.16|
|-5|428.69||437.93||1183.39|
|-4|407.09||414.98||1119.62|
|-3|386.69||393.35||1059.61|
|-2|367.42||372.96||1003.11|
|-1|349.22||353.73||949.89|
|0|332.01||335.59||899.77|
|1|315.64||318.47||851.98|
|2|300.18||302.32||807.01|
|3|285.56||287.06||764.67|
|4|271.73||272.65||724.79|
|5|258.66||259.03||687.22|
|6|246.29||246.16||651.8|
|7|234.58||234||618.41|
|8|223.49||222.49||586.92|
|9|212.99||211.6||557.21|
|10|203.04||201.3||529.17|
|11|193.61||191.56||502.69|
|12|184.67||182.32||477.69|
|13|176.2||173.58||454.07|
|14|168.15||165.3||431.74|
|15|160.53||157.45||410.63|
|16|153.28||150.01||390.67|
|17|146.41||142.96||371.79|
|18|139.88||136.27||353.92|
|19|133.67||129.93||337.01|
|20|127.78||123.91||320.99|
www.eaton.com/electronics 21
NRBG Glass sealed radial lead NTC thermistor
Technical Data ELX1105 Effective December 2021
## **Temperature characteristics, cont.**
|21|122.18|118.2|305.82|
|---|---|---|---|
|22|116.85|112.77|291.45|
|23|111.78|107.62|277.83|
|24|106.96|102.73|264.92|
|25|102.37|98.08|252.67|
|26|98|93.66|241.05|
|27|93.79|89.37|229.89|
|28|89.79|85.3|219.31|
|29|85.98|81.44|209.29|
|30|82.36|77.78|199.79|
|31|78.91|74.3|190.77|
|32|75.63|71.01|182.22|
|33|72.51|67.88|174.11|
|34|69.53|64.91|166.4|
|35|66.69|62.08|159.09|
|36|63.99|59.4|152.14|
|37|61.41|56.85|145.53|
|38|58.95|54.42|139.25|
|39|56.61|52.11|133.29|
|40|54.37|49.91|127.61|
|41|52.24|47.82|122.21|
|42|50.2|45.83|117.07|
|43|48.25|43.94|112.17|
|44|46.39|42.13|107.51|
|45|44.62|40.41|103.08|
|46|42.92|38.77|98.85|
|47|41.3|37.21|94.82|
|48|39.74|35.72|90.97|
|49|38.26|34.29|87.31|
|50|36.84|32.94|83.82|
|51|35.46|31.62|80.44|
|52|34.13|30.36|77.21|
|53|32.86|29.16|74.13|
|54|31.65|28.01|71.19|
|55|30.48|26.91|68.38|
|56|29.36|25.86|65.69|
|57|28.29|24.85|63.12|
|58|27.27|23.89|60.66|
|59|26.28|22.97|58.31|
|60|25.34|22.09|56.07|
|61|24.43|21.24|53.92|
|62|23.56|20.44|51.86|
|63|22.72|19.66|49.89|
|64|21.92|18.92|48|
|65|21.15|18.21|46.2|
|66|20.41|17.53|44.47|
|67|19.7|16.88|42.81|
|68|19.01|16.26|41.22|
|69|18.36|15.66|39.7|
|70|17.73|15.08|38.24|
|71|17.12|14.53|36.85|
|72|16.54|14.01|35.51|
|73|15.97|13.5|34.22|
|74|15.43|13.01|32.99|
|75|14.92|12.55|31.8|
|76|14.42|12.1|30.67|
|77|13.94|11.67|29.58|
|78|13.47|11.25|28.53|
|79|13.03|10.86|27.52|
|80|12.6|10.48|26.56|
|81|12.18|10.11|25.63|
22
www.eaton.com/electronics
Technical Data ELX1105 Effective December 2021
NRBG Glass sealed radial lead NTC thermistor
## **Temperature characteristics, cont.**
|82|11.79|9.76|24.74|
|---|---|---|---|
|83|11.4|9.42|23.88|
|84|11.03|9.09|23.06|
|85|10.68|8.78|22.27|
|86|10.33|8.49|21.51|
|87|10|8.2|20.79|
|88|9.68|7.93|20.09|
|89|9.37|7.66|19.42|
|90|9.07|7.41|18.77|
|91|8.78|7.17|18.15|
|92|8.5|6.93|17.55|
|93|8.24|6.7|16.97|
|94|7.98|6.49|16.42|
|95|7.73|6.28|15.88|
|96|7.49|6.07|15.37|
|97|7.26|5.88|14.87|
|98|7.03|5.69|14.39|
|99|6.81|5.51|13.93|
|100|6.61|5.34|13.49|
|101|6.4|5.17|13.06|
|102|6.21|5.01|12.65|
|103|6.02|4.8489|12.25|
|104|5.84|4.6981|11.87|
|105|5.66|4.5527|11.5|
|106|5.49|4.4123|11.14|
|107|5.33|4.2769|10.8|
|108|5.17|4.1461|10.46|
|109|5.01|4.02|10.14|
|110|4.8637|3.8981|9.83|
|111|4.7199|3.7805|9.53|
|112|4.5808|3.6669|9.24|
|113|4.4463|3.5572|8.97|
|114|4.3162|3.4513|8.7|
|115|4.1902|3.3485|8.44|
|116|4.0683|3.2491|8.19|
|117|3.9503|3.153|7.95|
|118|3.8361|3.0602|7.72|
|119|3.7256|2.9704|7.5|
|120|3.6187|2.8836|7.28|
|121|3.5151|2.7997|7.07|
|122|3.4149|2.7186|6.87|
|123|3.3178|2.6401|6.68|
|124|3.2238|2.5642|6.49|
|125|3.1327|2.4907|6.31|
|126|3.0445|2.4197|6.13|
|127|2.9591|2.3509|5.96|
|128|2.8763|2.2844|5.79|
|129|2.7961|2.22|5.63|
|130|2.7184|2.1576|5.48|
|131|2.6431|2.0973|5.33|
|132|2.5701|2.0388|5.18|
|133|2.4994|1.9821|5.04|
|134|2.4308|1.9273|4.9022|
|135|2.3643|1.8742|4.7699|
|136|2.2998|1.8228|4.6416|
|137|2.2372|1.7729|4.5174|
|138|2.1766|1.7246|4.397|
|139|2.1178|1.6778|4.2803|
|140|2.0607|1.6325|4.1671|
|141|2.0053|1.5885|4.0574|
|142|1.9516|1.5459|3.9511|
|143|1.8995|1.5045|3.8479|
|144|1.849|1.4644|3.7479|
|145|1.7999|1.4256|3.6508|
www.eaton.com/electronics 23
NRBG Glass sealed radial lead NTC thermistor
Technical Data ELX1105 Effective December 2021
## **Temperature characteristics, cont.**
|146|1.7523|1.3879|3.5567|
|---|---|---|---|
|147|1.706|1.3513|3.4653|
|148|1.6612|1.3158|3.3767|
|149|1.6176|1.2814|3.2906|
|150|1.5753|1.248|3.2072|
|151|1.5359|1.2164|3.1261|
|152|1.4975|1.1856|3.0474|
|153|1.4603|1.1557|2.971|
|154|1.4241|1.1267|2.8968|
|155|1.389|1.0986|2.8248|
|156|1.3548|1.0712|2.7548|
|157|1.3216|1.0447|2.6869|
|158|1.2893|1.0189|2.6208|
|159|1.2579|0.9938|2.5567|
|160|1.2274|0.9694|2.4943|
|161|1.1977|0.9458|2.4337|
|162|1.1688|0.9228|2.3749|
|163|1.1407|0.9004|2.3176|
|164|1.1134|0.8786|2.262|
|165|1.0868|0.8575|2.2079|
|166|1.061|0.837|2.1553|
|167|1.0358|0.817|2.1041|
|168|1.0113|0.7976|2.0544|
|169|0.9875|0.7787|2.006|
|170|0.9643|0.7603|1.959|
|171|0.9418|0.7424|1.9132|
|172|0.9198|0.725|1.8686|
|173|0.8984|0.7081|1.8253|
|174|0.8776|0.6916|1.7831|
|175|0.8573|0.6756|1.7421|
|176|0.8376|0.66|1.7021|
|177|0.8184|0.6448|1.6632|
|178|0.7997|0.6301|1.6254|
|179|0.7814|0.6157|1.5885|
|180|0.7637|0.6017|1.5526|
|181|0.7464|0.588|1.5176|
|182|0.7295|0.5747|1.4836|
|183|0.7131|0.5618|1.4504|
|184|0.6971|0.5492|1.4182|
|185|0.6815|0.5369|1.3867|
|186|0.6663|0.525|1.356|
|187|0.6515|0.5133|1.3262|
|188|0.637|0.502|1.2971|
|189|0.6229|0.4909|1.2687|
|190|0.6092|0.4801|1.2411|
|191|0.5958|0.4696|1.2141|
|192|0.5828|0.4594|1.1879|
|193|0.57|0.4494|1.1623|
|194|0.5576|0.4397|1.1373|
|195|0.5455|0.4302|1.113|
|196|0.5337|0.4209|1.0892|
|197|0.5222|0.4119|1.0661|
|198|0.511|0.4031|1.0435|
|199|0.5|0.3946|1.0215|
|200|0.4893|0.3862|1|
|201|0.4789|0.378|0.979|
|202|0.4687|0.3701|0.9586|
|203|0.4588|0.3623|0.9387|
|204|0.4491|0.3547|0.9192|
|205|0.4396|0.3473|0.9002|
|206|0.4304|0.3401|0.8816|
24
www.eaton.com/electronics
Technical Data ELX1105 Effective December 2021
NRBG Glass sealed radial lead NTC thermistor
## **Temperature characteristics, cont.**
|207|0.4214|0.3331|0.8635|
|---|---|---|---|
|208|0.4126|0.3262|0.8459|
|209|0.404|0.3195|0.8286|
|210|0.3956|0.3129|0.8118|
|211|0.3874|0.3065|0.7954|
|212|0.3794|0.3003|0.7793|
|213|0.3716|0.2942|0.7636|
|214|0.3639|0.2882|0.7483|
|215|0.3565|0.2824|0.7334|
|216|0.3492|0.2768|0.7188|
|217|0.3421|0.2712|0.7045|
|218|0.3351|0.2658|0.6906|
|219|0.3283|0.2605|0.677|
|220|0.3217|0.2553|0.6637|
|221|0.3152|0.2503|0.6507|
|222|0.3089|0.2454|0.638|
|223|0.3027|0.2405|0.6256|
|224|0.2967|0.2358|0.6134|
|225|0.2907|0.2312|0.6016|
|226|0.285|0.2267|0.59|
|227|0.2793|0.2223|0.5787|
|228|0.2738|0.218|0.5676|
|229|0.2684|0.2138|0.5568|
|230|0.2631|0.2097|0.5462|
|231|0.258|0.2057|0.5358|
|232|0.2529|0.2018|0.5257|
|233|0.248|0.1979|0.5158|
|234|0.2432|0.1942|0.5061|
|235|0.2384|0.1905|0.4966|
|236|0.2338|0.1869|0.4874|
|237|0.2293|0.1834|0.4783|
|238|0.2249|0.18|0.4695|
|239|0.2206|0.1766|0.4608|
|240|0.2164|0.1733|0.4523|
|241|0.2122|0.1701|0.444|
|242|0.2082|0.1669|0.4359|
|243|0.2042|0.1639|0.4279|
|244|0.2004|0.1608|0.4201|
|245|0.1966|0.1579|0.4125|
|246|0.1929|0.155|0.405|
|247|0.1892|0.1522|0.3977|
|248|0.1857|0.1494|0.3906|
|249|0.1822|0.1467|0.3836|
|250|0.1788|0.144|0.3767|
|251|0.1755|0.1414|0.37|
|252|0.1722|0.1388|0.3635|
|253|0.169|0.1362|0.357|
|254|0.1659|0.1338|0.3507|
|255|0.1629|0.1313|0.3446|
|256|0.1599|0.129|0.3385|
|257|0.1569|0.1266|0.3326|
|258|0.1541|0.1244|0.3268|
|259|0.1513|0.1221|0.3211|
|260|0.1485|0.1199|0.3156|
|261|0.1458|0.1178|0.3101|
|262|0.1431|0.1157|0.3048|
|263|0.1406|0.1136|0.2995|
|264|0.138|0.1116|0.2944|
|265|0.1355|0.1097|0.2894|
|266|0.1331|0.1077|0.2844|
|267|0.1307|0.1058|0.2796|
|268|0.1284|0.104|0.2749|
www.eaton.com/electronics 25
NRBG Glass sealed radial lead NTC thermistor
Technical Data ELX1105 Effective December 2021
## **Temperature characteristics, cont.**
|269|0.1261|0.1022|0.2702|
|---|---|---|---|
|270|0.1239|0.1004|0.2657|
|271|0.1217|0.0986|0.2612|
|272|0.1195|0.0969|0.2569|
|273|0.1174|0.0953|0.2526|
|274|0.1153|0.0936|0.2484|
|275|0.1133|0.092|0.2443|
|276|0.1113|0.0904|0.2402|
|277|0.1094|0.0889|0.2363|
|278|0.1075|0.0874|0.2324|
|279|0.1056|0.0859|0.2286|
|280|0.1038|0.0844|0.2248|
|281|0.102|0.083|0.2212|
|282|0.1002|0.0816|0.2176|
|283|0.0985|0.0802|0.214|
|284|0.0968|0.0789|0.2106|
|285|0.0951|0.0776|0.2072|
|286|0.0935|0.0763|0.2039|
|287|0.0919|0.075|0.2006|
|288|0.0903|0.0737|0.1974|
|289|0.0888|0.0725|0.1942|
|290|0.0873|0.0713|0.1911|
|291|0.0858|0.0701|0.1881|
|292|0.0843|0.069|0.1851|
|293|0.0829|0.0679|0.1822|
|294|0.0815|0.0667|0.1793|
|295|0.0802|0.0657|0.1765|
|296|0.0788|0.0646|0.1738|
|297|0.0775|0.0635|0.1711|
|298|0.0762|0.0625|0.1684|
|299|0.0749|0.0615|0.1658|
|300|0.0737|0.0605|0.1632|
Life Support Policy: Eaton does not authorize the use of any of its products for use in life support devices or systems without the express written approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user.
Eaton reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Eaton also reserves the right to change or update, without notice, any technical information contained in this bulletin.
**Eaton**
**Electronics Division** 1000 Eaton Boulevard Cleveland, OH 44122 United States Eaton.com/electronics
© 2021 Eaton All Rights Reserved Printed in USA Publication No. ELX1105 BU-ELX21115 December 2021
Eaton is a registered trademark.
All other trademarks are property of their respective owners.
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## Links
- [View this product on Novapart](https://novapart.co/products/NRBG104F3470B1F/ntc-thermistor-10-kohm-1-3470-k-beta-radial-leaded)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/eaton-bussmann/nrbg104f3470b1f/ntc-thermistor-10kohm-radial-leaded/dp/3958811)
---
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