# Gas Discharge Tube (GDT), 2R-8x8 Series, 3 kV, Axial Leaded, 2.5 A, 4.2 kV

![Product image](https://novapart.co/image/farnell:4071900/)

**URL**: https://novapart.co/products/2RH3000L-8/B/gas-discharge-tube-gdt-2r-8x8-series-3-kv-axial
**SKU**: 2RH3000L-8/B
**Manufacturer**: YAGEO
**Category**: Circuit Protection || Gas Discharge Tubes - GDT
**Price**: €0.3950
**Stock**: 10+
**Lead Time**: 246 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (15-Jan-2019) |
| Product Range | 2R-8x8 Series |
| Gdt Case Style | Axial Leaded |
| Dc Breakover Voltage | 3kV |
| Impulse Discharge Current | 2.5A |
| Impulse Sparkover Voltage | 4.2kV |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4071900/)

DATA SHEET GAS DISCHARGE TUBES TELEPHONE INTERFACE 2R-8x8  series **RoHS compliant & free** 

> Product Specification 2 ~~]~~ 6 

Circuit Protection GAS DISCHARGE TUBS 

2R-8x8 series 

## **Gas Discharge Tube (GDT) Data Sheet** 

## **Features** 

- Provide ultra-fast response to surge voltage from slow-rising 

   - surge of 100V/s to rapid-rising surge of 1KV/μs 

- Stable breakdown voltage 

- High insulation resistance 

- Low capacitance (≤1.5pF) 

- High holdover voltage 

- Large absorbing transient current capability 

- Micro-Gap Design 

- Size: 8.0mm*8.0mm 

- Storage and operating temperature: -40 ℃ ~ +85 ℃ 

- Meets MSL level 1, per J-STD-020 

- Safety certification: UL 

## **Applications** 

- Repeaters, Modems 

- Telephone Interface, Line cards 

- Data communication equipment 

- Line test equipment 

## **Part Number Code** 

**==> picture [443 x 151] intentionally omitted <==**

**----- Start of picture text -----**<br>
2 R 8<br>MO UU U T U0 /<br>Electrical<br>Characteristics Lead Type Packing Code<br>H: 2.5KA L:  Lead  B : Box package<br>K: 3KA M: SMD TR: Tape & Reel package<br>L: 5KA<br>DC<br>Electrode Numbers Spark-over Dimensions<br>2R: 2 Electrodes Voltage 8: 8.0mm×8.0mm<br>**----- End of picture text -----**<br>


|Ordering Code|Lead type|Packing|
|---|---|---|
|2RHXXXX-L-8/B<br>2RKXXXX-L-8/B<br>2RLXXXX-L-8/B|Lead|Box (tray)|
|2RHXXXX-L-8/TR<br>2RKXXXX-L-8/TR<br>2RLXXXX-L-8/TR|Lead|Tape & Reel|
|2RHXXXX-L-8/TR<br>2RKXXXX-L-8/TR<br>2RLXXXX-L-8/TR|SMD|Tape & Reel|



Circuit Protection GAS DISCHARGE TUBS 

> Product Specification 3 6 

2R-8x8 series 

## **Marking** 

: BrightKing Logo 2RL1000-8 : Device Marking Code XXXX     : Internal Control Code 

**Dimensions** L Type Dimension (mm) D Symbol d Spec. Tolerance D 8.0 +0.3, -0.5 D ~~——~~ L T ~~-H~~ — ~~a~~ T 8.0 +0.6, -0.1 d 0.8 ±0.1 ~~ee~~ L 30.0 Max. ~~es ee~~ M Type D 8.0 +0.3, -0.5 B 8.0 ~~a ff~~ T 8.0 +0.6, -0.1 D 1.5 ~~ft L~~ T ~~I LU |~~ Recommended Pad Size B 0.5 ±0.4 ~~ff~~ 

## **Electrical Characteristics** 

|Part<br>Number<br>☆|DC<br>Spark-over<br>Voltage|Maximum<br>Impulse<br>Spark-over<br>Voltage|Nominal<br>Impulse<br>Discharge<br>Current|Alternating<br>Discharge<br>Current|Impulse<br>Life|Minimum<br>Insulation<br>Resistance|Minimum<br>Insulation<br>Resistance|Maximum<br>Capacitance|AC<br>Withstanding<br>Voltage|Device<br>Marking<br>Code|
|---|---|---|---|---|---|---|---|---|---|---|
||100V/s|1000V/μs|8/20μs<br>10times|50Hz,1sec|10/1000μs<br>100A|Test<br>Voltage|(GΩ)|1MHz|||
||(V)|(V)|(KA)|(A)|(times)|DC(V)||(pF)|||
|2RH1400X-8<br>~~|~~|1400±20%<br>~~|~~|2200<br>~~|~~|2.5<br>~~|~~|2.5<br>~~|~~|100<br>~~|~~|500<br>~~|~~|1.0<br>~~|~~|1.5<br>~~|~~|-<br>~~|~~|2RH1400-8<br>~~|~~|
|2RH1600X-8<br>~~|~~|1600±20%<br>~~|~~|2400<br>~~|~~|2.5<br>~~|~~|2.5<br>~~|~~|100<br>~~|~~|500<br>~~|~~|1.0<br>~~|~~|1.5<br>~~|~~|-<br>~~|~~|2RH1600-8<br>~~|~~|
|2RH2000X-8<br>~~|~~<br>~~EE~~|2000±20%<br>~~|~~<br>~~EE~~|3000<br>~~|~~<br>~~EE SE~~|2.5<br>~~|~~<br>~~SE~~|2.5<br>~~|~~<br>~~Ee~~|100<br>~~|~~<br>~~EE~~|500<br>~~|~~<br>~~EEEEE~~|1.0<br>~~|~~<br>~~EEE~~|1.5<br>~~|~~<br>~~EEE~~|-<br>~~|~~<br>~~EEEEES~~|2RH2000-8<br>~~|~~<br>~~EES~~|
|2RH2500X-8<br>~~EE~~|2500±20%<br>~~EE~~|3600<br>~~EE SE~~|2.5<br>~~SE~~|2.5<br>~~Ee~~|100<br>~~EE~~|500<br>~~EEEEE~~|1.0<br>~~EEE~~|1.5<br>~~EEE~~|AC1250V,1min<br>~~EEEEES~~|2RH2500-8<br>~~EES~~|
|2RH2700X-8<br>~~EE~~<br>~~EE~~|2700±20%<br>~~EE~~<br>~~EE~~|4000<br>~~EE SE~~<br>~~EE~~|2.5<br>~~SE ~~<br>~~EE~~|2.5<br> ~~Ee ~~<br>~~EE~~|300*<br> ~~EE~~<br>~~EE~~|1000<br>~~EE EEE~~<br>~~EE~~<br>~~EEE~~|1.0<br>~~EEE~~<br>~~EE~~<br>~~EEE~~|1.5<br>~~EEE~~<br>~~EE~~<br>~~EEEEEE~~|AC1250V,1min<br>~~EEE EES~~<br>~~EE~~<br>~~EEE~~|2RH2700-8<br>~~EES~~<br>~~EE~~<br>~~EEE~~|
|2RH3000X-8<br>~~EE~~|3000±20%<br>~~EE~~|4200<br>~~EE~~|2.5<br>~~EE~~|2.5<br>~~EE~~|100<br>~~EE~~|1000<br>~~EE~~<br>~~EEE~~|1.0<br>~~EE~~<br>~~EEE~~|1.5<br>~~EE~~<br>~~EEEEEE~~|AC1500V,1min<br>~~EE~~<br>~~EEE~~|2RH3000-8<br>~~EE~~<br>~~EEE~~|
|2RH3500X-8<br>~~EE~~<br>~~|~~|3500±20%<br>~~EE~~<br>~~|~~|5000<br>~~EE~~<br>~~|~~|2.5<br>~~EE~~<br>~~|~~|2.5<br>~~EE~~<br>~~|~~|100<br>~~EE~~<br>~~|~~|1000<br>~~EE~~<br>~~EEE~~<br>~~|~~|1.0<br>~~EE~~<br>~~EEE~~<br>~~|~~|1.5<br>~~EE~~<br>~~EEE EEE~~<br>~~|~~|AC1800V,1min<br>~~EE~~<br>~~EEE~~<br>~~|~~|2RH3500-8<br>~~EE~~<br>~~EEE~~<br>~~|~~|
|2RH3600X-8<br>~~|~~|3600±20%<br>~~|~~|5200<br>~~|~~|2.5<br>~~|~~|2.5<br>~~|~~|100<br>~~|~~|1000<br>~~|~~|1.0<br>~~|~~|1.5<br>~~|~~|AC1800V,1min<br>~~|~~|2RH3600-8<br>~~|~~|
|~~|~~<br>~~ee~~|||||||||||
|2RK2700X-8<br>~~ee~~<br>~~8~~|2700±20%<br>~~ee~~<br>~~0~~|4000<br>~~ee~~|3.0<br>~~ee~~<br>~~(8~~|3.0<br>~~ee~~<br>~~(8~~|300*<br>~~ee~~<br>~~(8~~|1000<br>~~ee~~<br>~~(8(A~~|1.0<br>~~ee~~<br>~~(A~~|1.5<br>~~ee~~<br>~~(A~~<br>~~0~~|AC1250V,1min<br>~~ee~~<br>~~0~~|2RK2700-8<br>~~ee~~|
|2RK3000X-8<br>~~8~~|3000±20%<br>~~0~~|4200|3.0<br>~~(8~~|3.0<br>~~(8~~|300*<br>~~(8~~|1000<br>~~(8(A~~|1.0<br>~~(A~~|1.5<br>~~(A~~<br>~~0~~|AC1500V,1min<br>~~0~~|2RK3000-8|
|2RK3500X-8<br>~~8~~<br>~~ct~~|3500±20%<br>~~0~~<br>~~ct~~|5000<br>~~ct~~|3.0<br>~~(8~~<br>~~ct~~|3.0<br>~~(8~~<br>~~ct~~|100<br>~~(8~~<br>~~ct~~|1000<br>~~(8 (A~~<br>~~ct~~|1.0<br>~~(A~~<br>~~ct~~|1.5<br>~~(A~~<br>~~0~~<br>~~ct~~|AC1800V,1min<br>~~0~~<br>~~ct~~|2RK3500-8<br>~~ct~~|
|2RK3600X-8<br>~~ct~~|3600±20%<br>~~ct~~|5200<br>~~ct~~|3.0<br>~~ct~~|3.0<br>~~ct~~|100<br>~~ct~~|1000<br>~~ct~~|1.0<br>~~ct~~|1.5<br>~~ct~~|AC1800V,1min<br>~~ct~~|2RK3600-8<br>~~ct~~|
|2RK4000X-8<br>~~ct~~|4000±20%<br>~~ct~~|5500<br>~~ct~~|3.0<br>~~ct~~|3.0<br>~~ct~~|100<br>~~ct~~|1000<br>~~ct~~|1.0<br>~~ct~~|1.5<br>~~ct~~|AC2000V,1min<br>~~ct~~|2RK4000-8<br>~~ct~~|
|~~ct~~<br>~~SES~~|||||||||||
|2RL1000X-8<br>~~SES~~<br>~~I~~|1000±20%<br>~~SES~~<br>~~I~~|1400<br>~~SES~~|5.0<br>~~SES~~|5.0<br>~~SES~~|100<br>~~SES~~<br>~~a~~|500<br>~~SES~~<br>~~a~~|1.0<br>~~SES~~<br>~~a~~|1.5<br>~~SES~~|-<br>~~SES~~|2RL1000-8<br>~~SES~~|
|2RL1400X-8<br>~~ee~~<br>~~I~~|1400±20%<br>~~ee~~<br>~~I~~|2200<br>~~ee~~|5.0<br>~~ee~~|5.0<br>~~ee~~|100<br>~~ee~~<br>~~a~~|500<br>~~ee~~<br>~~a~~|1.0<br>~~ee~~<br>~~a~~|1.5<br>~~ee~~|-<br>~~ee~~|2RL1400-8<br>~~ee~~|
|2RL1600X-8<br>~~ee~~<br>~~I~~|1600±20%<br>~~ee~~<br>~~I~~|2400<br>~~ee~~|5.0<br>~~ee~~|5.0<br>~~ee~~|100<br>~~ee~~<br>~~a~~|500<br>~~ee~~<br>~~a~~|1.0<br>~~ee~~<br>~~a~~|1.5<br>~~ee~~|-<br>~~ee~~|2RL1600-8<br>~~ee~~|
|2RL2000X-8<br>~~I~~|2000±20%<br>~~I~~|3000|5.0|5.0|100<br>~~a~~|500<br>~~a~~|1.0<br>~~a~~|1.5|-|2RL2000-8|
|2RL2500X-8<br>~~I~~|2500±20%<br>~~I~~|3600|5.0|5.0|100<br>~~a~~|1000<br>~~a~~|1.0<br>~~a~~|1.5|AC1250V,1min|2RL2500-8|



* Measured with an 8/20μs waveform, 100A. ☆ X may be L(Lead type) or M(SMD type). 

Circuit Protection GAS DISCHARGE TUBS 

> Product Specification 4 6 

2R-8x8 series 

## **Electrical Ratings** 

|Items|Test Condition/Description|Test Condition/Description|Test Condition/Description|Requirement|
|---|---|---|---|---|
|DC Spark-over<br>Voltage|The voltage is measured with voltage ramp dv/dt=100V/s.|||To meet<br>the specified<br>value<br>|
|Maximum Impulse<br>Spark-over Voltage|The maximum impulse spark-over voltage is measured with voltage ramp<br>dv/dt=1000V/μs.||||
|Impulse<br>Discharge Current|Maximum 8/20μs surge current that can be applied between two<br>electrodes, 5 positive and 5 negative surges, with 3 minutes interval time.<br>0<br>10<br>50<br>90<br>100<br>Time<br>Current (%)<br>Impulse Width<br>8µs<br>20µs<br>Crest value||||
||||8µs<br>20µs||
||||||
|Alternating<br>Discharge Current|Rated RMS value of AC<br>time 3 min.|current at 50Hz, 1 sec. for 10 times with interval|||
|Insulation<br>Resistance|The resistance of gas tube shall be measured between two electrodes.||||
|Capacitance|The capacitance of gas tube shall be measured between two electrodes.<br>Test frequency: 1MHz||||



## **Recommended Soldering Conditions** 

**==> picture [426 x 287] intentionally omitted <==**

**----- Start of picture text -----**<br>
Wave Soldering<br>300<br>Soldering<br>Preheating Maximum Wave 265 ℃ Cooling<br>250<br>200<br>150<br>100<br>50<br>0<br>0 0.5 1 1.5 2 2.5 3 3.5 4<br>Time (minutes)<br>Item  Conditions<br>Peak Temperature  265 ℃<br>Dipping Time  10 seconds<br>Soldering 1 time<br>)<br>℃<br> Temperature (<br>**----- End of picture text -----**<br>


Circuit Protection ~~mages~~ GAS DISCHARGE TUBS 

> Product Specification 5 6 

2R-8x8 series 

## Reflow Soldering 

TP tP Critical ZoneTL to TP Ramp-up ~~——, ~~~ A | TL TS max tL ~~| =ae~~ TS min Ramp-down tS Preheat 25 t 25 ℃ to Peak Time Profile Feature Pb-Free Assembly Average ramp-up rate (TL to TP) 3 ℃ /second max. Preheat -Temperature Min (TS min) 150 ℃ -Temperature Max (TS max) 200 ℃ ~~a~~ -Time (min to max) (ts) 60-180 seconds TS max to TL ~~fe~~ -Ramp-up Rate 3 ℃ /second max. Time maintained above: -Temperature (TL) 217 ℃ -Time (tL) 60-150 seconds ~~Pe~~ Peak Temperature (TP) 260 ℃ Time within 5 ℃ of actual Peak Temperature (tP) 20-40 seconds ~~op~~ Ramp-down Rate 6 ℃ /second max. ~~ee~~ Time 25 ℃ to Peak Temperature 8 minutes max. ~~ee~~ 

## **Packaging** 

Axial Packing (Box) 

Skin packing Dimension (mm) Symbol Spec. Tolerance A 265.0 ±5.0 B 146.0 ±5.0 H 9.5 ±0.5 _——— ~~ee ee~~ Quantity: 100pcs Inner box ~~—_—_— a~~ A0 270.0 ±2.0 B0 150.0 ±2.0 H0 50.0 ±2.0 SA3B ~~**a** ==~~ Quantity: 500pcs 

Circuit Protection GAS DISCHARGE TUBS 

> Product Specification 6 6 

**==> picture [59 x 8] intentionally omitted <==**

**----- Start of picture text -----**<br>
2R-8x8 series<br>**----- End of picture text -----**<br>


Axial Packing (Tape & Reel) 

|Axial Packing (Tape & Reel)||||
|---|---|---|---|
|Tape<br>ree)|Symbol<br>~~EE~~|Dimension(mm)||
|||Spec.<br>~~EE~~|Tolerance<br>~~EE~~|
||P<br>~~EE~~|10.0<br>~~EE~~|±0.5<br>~~EE~~|
||W<br>~~EE~~|65.0<br>~~EE~~|±1.0<br>~~EE~~|
||E<br>~~EE~~|6.0<br>~~EE~~|±0.5<br>~~EE~~|
||F<br>~~EE~~<br>~~a~~|26.5<br>~~EE~~<br>~~ee eee~~|±0.5<br>~~EE~~<br>~~eee~~|
||d<br> ~~EE~~<br>~~a~~|0.8<br>~~EE~~<br>~~ee eee~~|±0.1<br>~~EE~~<br>~~eee~~|
|Reel<br>~~8~~<br>PST<br>||A1<br>~~a~~<br>~~|~~|330.0<br>~~ee eee~~<br>~~|~~|±2.0<br>~~eee~~<br>~~|~~|
||B1<br>~~|~~<br>~~|~~|70.0<br>~~|~~<br>~~|~~|±2.0<br>~~|~~<br>~~|~~|
||C1<br>~~|~~|82.0<br>~~|~~|±2.0<br>~~|~~|
||D|25.0|±0.5|
||t<br>~~|~~|2.0<br>~~|~~|±0.2<br>~~|~~|
||Quantity: 500pcs|||



SMD Packing (Tape & Reel) 

|SMD Packingg (Tape & Reel)Tape & Reel)pe & Reel)e & Reel))||||
|---|---|---|---|
|Tape<br>ee <br>PESEBESES x<br>a<br>~~>~~|Symbol|Dimension(mm)||
|||Spec.|Tolerance|
||W|16.00|±0.20|
||P0<br>~~SoH~~|4.00<br>~~SoH~~|±0.10<br>~~SoH~~|
||P1<br>~~SoH~~|12.00<br>~~SoH~~|±0.20<br>~~SoH~~|
||P2<br>~~SoH~~|4.00<br>~~SoH~~|±0.10<br>~~SoH~~|
||D0<br> ~~SoH~~|1.55<br>~~SoH~~|±0.10<br>~~SoH~~|
||E|1.75|±0.10|
||F<br>~~ee~~|7.50<br>~~ee~~<br>~~ee~~|±0.10<br>~~ee~~<br>~~ee~~|
||A0<br>~~ee~~|8.80<br>~~ee~~<br>~~ee~~<br>~~ee~~|±0.10<br>~~ee~~<br>~~ee~~<br>~~ee~~|
||K0<br>~~ee~~|8.30<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>~~ee~~|±0.10<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>~~ee~~|
||B0<br>~~ee~~|8.30<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>~~ee~~|±0.10<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>~~ee~~|
||t0<br>~~ee~~|0.50<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>~~es~~|±0.10<br>~~ee~~<br>~~ee~~<br>~~ee~~|
|Reel<br>d<br>D<br>L<br>t<br>~~ee~~<br>~~>~~<br><<br>~~ee~~|D<br>~~ee~~|330.00<br>~~ee~~<br>~~ee~~<br>~~es~~|±2.00<br>~~ee~~<br>~~ee~~|
||d<br>~~a~~|13.00<br>~~es~~<br>~~a~~|±0.50<br>~~a~~|
||L|20.00<br>~~es~~|±2.00|
||t<br>~~a~~|2.00<br>~~a~~|±0.20<br>~~a~~|
||Quantity: 500pcs<br>~~ee~~|||





## Links

- [View this product on Novapart](https://novapart.co/products/2RH3000L-8/B/gas-discharge-tube-gdt-2r-8x8-series-3-kv-axial)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/yageo/2rh3000l-8-b/gdt-3kv-2-5a-axial-leaded/dp/4071900)
---

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