# Fuse, Surface Mount, 50 A, Fast Acting, 125 V, 12.4mm x 10mm, 1210HC Series

![Product image](https://novapart.co/image/farnell:4855499/)

**URL**: https://novapart.co/products/1210HC50-RTR/fuse-surface-mount-50-a-fast-acting-125-v-124mm-x
**SKU**: 1210HC50-RTR
**Manufacturer**: EATON BUSSMANN
**Category**: Circuit Protection || Fuses & Fuse Accessories || Fuses || SMD Fuses
**Price**: €5.7200
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| Fuse Current | 50A |
| Product Range | 1210HC Series |
| Fuse Case Style | 12.4mm x 10mm |
| Voltage Rating Vac | - |
| Voltage Rating Vdc | 125V |
| Blow Characteristic | Fast Acting |
| Breaking Capacity Current Ac | - |
| Breaking Capacity Current Dc | 3kA |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4855499/)

Effective August 2025 Supersedes May 2025 

Technical Data **ELX1447** 

## 1210HC High current surface mount brick fuse 

## **Applications** 

Primary and secondary circuit protection: 

- Data center 

- Power distribution boards (PDB) 

- Server and desktop power supplies 

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- Energy storage systems 

- LED and general lighting 

- Gaming console systems 

## **Product features** 

- High current rating from 50 A to 200 A for short circuit protection 

   - Storage system power 

   - Basic power supplies 

- Fast-acting 

- 12.4 mm x 10 mm x 6.8 mm surface mount package 

- High breaking capacity for high power battery systems 

## **Agency information** 

cURus Recognition file number:  E56412 TUV: File number: R 50642360 0001 (< 125 A) R 50642135 0001 (> 150 A) 

- UL recognized according to UL248-1&13 

- TUV conforms to IEC 60269-1&7 

- Mositure sensitivity level (MSL): 1 

## **Environmental compliance** 

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HALOGEN<br>HF Pb<br>FREE<br>OQ<br>**----- End of picture text -----**<br>


## **Ordering part number** 

**1210HC  150 - R TR** 

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Family code<br>Ampere rating<br>RoHS compliant<br>Packaging code<br>**----- End of picture text -----**<br>


## **Packaging code suffix** 

TR = tape and reel 

1210HC High current surface mount brick fuse 

Technical Data ELX1447 Effective August 2025 

## **Electrical characteristics** 

|||**Opening time**|**Opening time**|**Opening time**|
|---|---|---|---|---|
|**Current rating**||**1.0 In**||**2.5 In**|
|50 A - 200 A||4 hours minimum||10 seconds maximum|



## **Product specifications** 

|||||||**Breaking**||||||||**Typical pre-**|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|||**Current**||**Voltage**||**capacity**||**Typical cold**||**Resistance**||**Typical voltage**||**melting3**|
|**Part number**||**rating (A)**||**rating (V)**||**(A)**||**resistance1 (mΩ)**||**tolerance**||**drop2 (mV)**||**I2t (A2Sec)**|
|1210HC50-RTR||50||125 Vdc<br>100 Vdc||||1.02||± 35%||79||925|
|1210HC60-RTR||60||125 Vdc<br>100 Vdc||6 kA @ 100 Vdc||0.81||± 35%||73||1575|
|1210HC70-RTR||70||125 Vdc<br>100 Vdc||(TUV certified)<br>3 kA @ 125 Vdc||0.65||± 35%||70||1750|
|||||||(UL certified)|||||||||
|1210HC80-RTR||80||125 Vdc<br>100 Vdc||10 kA @ 80 Vdc<br>(UL certified)||0.58||± 35%||70||3920|
|1210HC100-RTR||100||125 Vdc<br>100 Vdc||||0.47||± 35%||79||6410|
|1210HC125-RTR||125||125 Vdc<br>100 Vdc||||0.35||± 35%||70||16450|
|1210HC150-RTR||150||100 Vdc<br>75 Vdc||3 kA @ 100 Vdc||0.30||± 50%||73||19000|
|1210HC175-RTR||175||100 Vdc<br>75 Vdc||10 kA @ 75 Vdc<br>(TUV certified)<br>10 kA @ 80 Vdc||0.27||± 50%||74||25700|
|1210HC200-RTR||200||100 Vdc<br>75 Vdc||(UL certified)||0.24||± 50%||78||40000|



1. Cold resistance is measured at <10% rated current 

2. Typical voltage drop is measured at rated current 

3. Typical pre-melting I[2] t is measured at 10 In 

**Dimensions - mm** 

**Recommended layout - mm** 

A 3.0 B 10.0 C 8.0 i ~~= oe~~ 

*Above land pattern is recommended for reflow soldering; Recommended stencil thickness: 0.15 mm Recommend 5 mm[2] minimum trace for 70 A and below. Recommend 7 mm[2] minimum trace for 80 A to 125 A. Recommend 17 mm[2] minimum trace for 150 A and above. 

|**Amp rating**|**L**||**W**||**T**|**L1**||**L2**||**W1**||**T1**||**T2**|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|50 A - 200 A|12.4 ±0.5||10.0 ±0.2||6.8 +0.3/-0.1|1.6 ±0.2||11.8 ±0.2||6.3 ±0.2||6.5 ±0.2||2.3 ±0.5|



2 

www.eaton.com/electronics 

1210HC High current surface mount brick fuse 

Technical Data ELX1447 Effective August 2025 

## **Marking requirements** 

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**----- Start of picture text -----**<br>
|||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|1210HC50-R|1210HC60-R|1210HC70-R|1210HC80-R|1210HC100-R|
|BUSS 1210HC-50|.|an>|BUSS 1210HC-60|.|an>|BUSS 1210HC-70|an|BUSS 1210HC-80|an|BUSS 1210HC-80|
|50 A|60 A|70 A|80 A|100 A|
|125 Vdc|&|125 Vdc|4|125 Vdc|.|=>|125 Vdc|4.|=>|125 Vdc|.|
|1210HC125-R|1210HC150-R|1210HC175-R|1210HC200-R|
|BUSS 1210HC-125|.|an=|BUSS1210HC-150|an|BUSS1210HC-175|an|BUSS1210HC-200|an|
|125 A|150 A|175 A|200 A|
|125 Vdc|t|100 Vdc|E.|=>|100 Vdc|4°|=|100 Vdc|ft.|=>|

**----- End of picture text -----**<br>


## **General specifications** 

Operating temperature: -40 °C to +105 °C with proper correction factor applied Temperature and humidity cycling: JASO D622, 10 cycles Temperature cycling: -40 °C to +125 °C, 1000 cycles Humidty bias: MIL-STD-202, method 103, 10% In, 85% +85 °C, 1000 hours Resistance to solvents: MIL-STD-202, method 215 Vibration: MIL-STD-202, method 204, 5g 20 minutes, 12 cycles Mechanical shock: MIL-STD-202, method 213, test condition C (100 g’s peak for 6 milliseconds) Board flex: AEC-Q200-005 Terminal strength (SMD): AEC-Q200-006 Resistance to solder heat: MIL-STD-202, method 210 Solderability: MIL-STD-202, method 208 Salty spray: MIL-STD-202 method 101 test condition B, (5% NaCL solution, 48 hours exposure) High temperature operating life: +105 °C, 0.5 In, 1000 hours Shelf life: 3 years @ +25 ±-5 °C, 50%RH maximum in the original packaging 

## **Packaging information - mm** 

500 pieces per reel, 5 reels (2500 pieces) in the carton 

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||||
|---|---|---|
|Dimension|Millimeter|
|W ± 0.30|24.0|
|F|11.5|
|HHT|
|E1 ± 0.10|eee|1.75|
|P0 ± 0.10|a|4.00|
|P1 ± 0.10|16.0|
|P2|re|2.0|
|D0 + 0.10/-0|1.50|
|D1 Minimum|1.50|
|A0 ± 0.10|10.5|
|B0 ± 0.10|13.0|
|B1 Maximum|SEE|15.8|
|K0 ± 0.10|a|7.30|
|T Maximum|0.60|
|T1 Maximum|rs|0.10|
|a|
|T2 Maximum|8.00|

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3 

www.eaton.com/electronics 

1210HC High current surface mount brick fuse 

Technical Data ELX1447 Effective August 2025 

## **Reel dimension - mm** 

|**Dimension**|**Millimeter**|
|---|---|
|A|330|
|B<br>2.50<br>~~OT~~||
|C|13.5|
|D|21.5|
|N|100|
|W1<br>24.8<br>W2<br>29.0<br>~~oO~~||



## **Temperature derating curve** 

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Derating factor<br>**----- End of picture text -----**<br>


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Temperature °C<br>**----- End of picture text -----**<br>


4 

www.eaton.com/electronics 

1210HC High current surface mount brick fuse 

Technical Data ELX1447 Effective August 2025 

## **Time vs. current curves** 

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iil MN<br>lll \\\<br>__ ll \\<br>ma, \<br>Current (A)<br>Time (seconds)<br>**----- End of picture text -----**<br>


**I[2] t vs. time curve** 

**I[2] t vs. current curve** 

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BATT)<br>“Ah<br>Time (seconds)<br>s)t (A22I s)t (A22I<br>**----- End of picture text -----**<br>


**Current (A)** 

5 

www.eaton.com/electronics 

1210HC High current surface mount brick fuse 

Technical Data ELX1447 Effective August 2025 

## **Reflow soldering characteristics** 

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**----- Start of picture text -----**<br>
TP<br>TC -5°C<br>Max. Ramp Up Rate = 3°C/s tP<br>Max. Ramp Down Rate = 6°C/s<br>TL<br>Preheat t<br>A<br>Tsmax<br>— oe  "<br>Tsmin<br>[|  an    ts<br>25°C<br>Time 25°C to Peak  Time<br>Temperature<br>**----- End of picture text -----**<br>


## **Table 1 - Standard SnPb solder (Tc)** 

||**Volume**||**Volume**|
|---|---|---|---|
|**Package**|**mm3**||**mm3**|
|**thickness**|**<350**||**≥350**|
|<2.5 mm|235 °C||220 °C|
|≥2.5 mm|220 °C||220 °C|



## **Table 2 - Lead (Pb) free solder (Tc)** 

|||**Volume**||**Volume**||**Volume**|
|---|---|---|---|---|---|---|
|**Package**||**mm3**||**mm3**||**mm3**|
|**thickness**||**<350**||**350 - 2000**||**>2000**|
|<1.6 mm||260 °C||260 °C||260 °C|
|1.6 – 2.5 mm||260 °C||250 °C||245 °C|
|>2.5 mm||250 °C||245 °C||245 °C|



## **Reference J-STD-020** 

|**Profile feature**||**Standard SnPb solder**||**Lead (Pb) free solder**|
|---|---|---|---|---|
|Preheat and soak     • Temperature minimum (Tsmin)||100 °C||150 °C|
|• Temperature maximum (Tsmax)||150 °C||200 °C|
|• Time (Tsminto Tsmax) (ts)||60-120 seconds||60 to120 seconds|
|Ramp up rate TLto Tp||3 °C/ second maximum||3 °C/ second maximum|
|Liquidous temperature (Tl)||183 °C||217 °C|
|Time (tL) maintained above TL||60 to 150 seconds||60 to 150 seconds|
|Peak package body temperature (Tp)*||See Table 1||See Table 2|
|Time (tp)* within 5 °C of the specified classification temperature (Tc)||20 seconds*||30 seconds*|
|Ramp-down rate (Tpto TL)||6 °C/ second maximum||6 °C/ second maximum|
|Time 25 °C to peak temperature||6 minutes maximum||8 minutes maximum|



* Tolerance for peak profile temperature (Tp) is defined as a supplier minimum and a user maximum. 

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 © 2025 Eaton All Rights Reserved Printed in USA Publication No. ELX1447 Published September 2025 

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/1210HC50-RTR/fuse-surface-mount-50-a-fast-acting-125-v-124mm-x)
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- [Supplier page](https://es.farnell.com/eaton-bussmann/1210hc50-rtr/smd-fuse-50a-125v-fast-acting/dp/4855499)
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