125 V Fuses 2,400+

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Part RoHS Manufacturer Circuit Protection Type Mounting Feature Rated AC Voltage Rated DC Voltage Rated Current Terminal Shape Nominal Joule Integral Minimum Operating Temperature Terminal Finish Rated Breaking Capacity Manufacturer Series Trip Time/Delay Additional Features Pre Arcing Rating (A2/s) Packing Method Body Length/Diameter Body Width Fuse Class JESD-609 Code Rated Voltage Resistance Minimum Pre Arcing Time Fuse Size Built-in Features Dimensions Body Height Reference Standard Maximum Operating Temperature Blow Characteristic

0473007.YXT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

105 J

-55 °C (-67 °F)

Tin

50 A

105

Bulk

0.135 in (3.43 mm)

e3

125 V

Pico

0.135 x 0.28 in (3.43 x 7.11 mm)

0.28 in (7.11 mm)

CSA; UL

125 °C (257 °F)

Time Lag

0453007

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

7 A

Wraparound

10.32 J

-55 °C (-67 °F)

Silver

50 A

Pre-Arcing Time: Open within 5 s, at 200% Rated Current

Tape And Reel

0.009 in (0.24 mm)

0.106 in (2.69 mm)

e4

0.009 x 0.106 x 0.106 in (0.24 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

0481012VXL

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

12 A

End Cap

222.5 J

-55 °C (-67 °F)

Tin

300 A

Rated Breaking Capacity at 125 VDC: 200 A

Bulk

e3

Alarm

CSA; UL

90 °C (194 °F)

025103.5PXT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3.5 A

Pin Wire

1.58 J

-55 °C (-67 °F)

Tin

50 A

1 s

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.11 in (2.8 mm)

e3

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; TUV; UL

125 °C (257 °F)

Very Fast

0481002.HXLM

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

2 A

End Cap

10.2 J

-55 °C (-67 °F)

300 A

5 m

0.839 in (21.3 mm)

0.228 in (5.8 mm)

125 V

Alarm; Indicator

0.772 in (19.6 mm)

CSA; UL

125 °C (257 °F)

Fast

0230007.ERT1P

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

464 J

-55 °C (-67 °F)

Matte Tin

400 A

Tape And Reel

0.185 in (4.7 mm)

e3

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

02720.800H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

800 mA

Pin Wire

113 mJ

-55 °C (-67 °F)

10 kA

2 s

Bulk

0.235 in (5.97 mm)

125 V

Micro

0.287 in (7.3 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

0251002.NXHF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2 A

Pin Wire

405 mJ

-55 °C (-67 °F)

Matte Tin

50 A

251

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.11 in (2.8 mm)

e3

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0269.400V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

400 mA

Pin Wire

-55 °C (-67 °F)

Gold

10 kA

Bulk

e4

CSA; QPL; UL

125 °C (257 °F)

Very Fast

0471.500PRT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

500 mA

Pin Wire

159 mJ

-55 °C (-67 °F)

Pure Tin

50 A

Tape And Reel

0.11 in (2.8 mm)

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; UL

125 °C (257 °F)

Time Lag

02790.062V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

62 mA

Pin Wire

115 μJ

-55 °C (-67 °F)

10 kA

5 s

Bulk

0.25 in (6.35 mm)

125 V

Micro

0.35 in (8.89 mm)

CSA; QPL; UL

85 °C (185 °F)

Very Fast

025303.5HRL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3.5 A

Pin Wire

1.58 J

-55 °C (-67 °F)

Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.103 in (2.61 mm)

e3

0.103 x 0.28 in (2.61 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; TUV; UL

125 °C (257 °F)

Very Fast

0253007.PRL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

10.4 J

-55 °C (-67 °F)

Tin

50 A

0253

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.103 in (2.61 mm)

e3

0.103 x 0.28 in (2.61 x 7.11 mm)

0.28 in (7.11 mm)

CSA; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0251010.PAL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

10 A

Pin Wire

25.5 J

-55 °C (-67 °F)

Tin

50 A

4 ms

Pre-Arcing Time: Open within 4 ms at 1000% Rated Current

Ammo Pack

0.11 in (2.8 mm)

e3

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; CUL; TUV; UL

125 °C (257 °F)

Very Fast

0251002.HRL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2 A

Pin Wire

405 mJ

-55 °C (-67 °F)

Tin

50 A

4 ms

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.11 in (2.8 mm)

e3

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0279.300H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

300 mA

Pin Wire

9.45 mJ

-55 °C (-67 °F)

Tin

10 kA

4 h

Bulk

0.25 in (6.35 mm)

e3

125 V

Micro

0.25 x 0.35 in (6.35 x 8.89 mm)

0.35 in (8.89 mm)

CSA; QPL; UL

85 °C (185 °F)

Very Fast

02512.50HRT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

250 mA

Pin Wire

11.6 mJ

-55 °C (-67 °F)

Tin

50 A

1 s

Pre Arcing Time: Open within 1 s at 200% Rated Current

Tape And Reel

0.11 in (2.8 mm)

e3

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; CUL; UL

125 °C (257 °F)

Very Fast

0473004.MRT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

4 A

Pin Wire

35 J

-60 °C (-76 °F)

Tin

50 A

2 ms

Pre Arcing Time: Blow within 0.002 s at 800% Rated Current

35

Tape And Reel

0.135 in (3.43 mm)

e3

125 V

Pico

0.135 x 0.28 in (3.43 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; UL

125 °C (257 °F)

Time Delay

39502500000

Littelfuse

Electric Fuse

Through Hole Mount

125 V

250 mA

Pin Wire

13 mJ

-40 °C (-40 °F)

Tin

100 A

1 m

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

UL

85 °C (185 °F)

Fast

02331.25XE

Littelfuse

Electric Fuse

Through Hole Mount

125 V

1.25 A

Pin Wire

3.48 J

10 kA

233

0.228 in (5.8 mm)

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

CSA; KTL; PSE; UL

Medium

0251.250PXHF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

250 mA

Pin Wire

11.6 mJ

-55 °C (-67 °F)

Matte Tin

50 A

251

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.11 in (2.8 mm)

e3

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

0451.080NRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

80 mA

Wraparound

330 μJ

-55 °C (-67 °F)

Gold

50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

5 s

Nano

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0272.600V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

600 mA

Pin Wire

-55 °C (-67 °F)

Tin

100 kA

4 h

Bulk

0.235 in (5.97 mm)

e3

125 V

Micro

0.235 x 0.287 in (5.97 x 7.3 mm)

0.287 in (7.3 mm)

CSA, UL

125 °C (257 °F)

Very Fast

0481004.HXLM

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

4 A

End Cap

36 J

-55 °C (-67 °F)

300 A

5 m

0.839 in (21.3 mm)

0.228 in (5.8 mm)

125 V

Alarm; Indicator

0.772 in (19.6 mm)

CSA; UL

125 °C (257 °F)

Fast

0251.630NXHF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

630 mA

Pin Wire

94 mJ

-55 °C (-67 °F)

Matte Tin

50 A

251

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.11 in (2.8 mm)

e3

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; UL

125 °C (257 °F)

Very Fast

025102.5MAT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2.5 A

Pin Wire

721 mJ

-55 °C (-67 °F)

Matte Tin

50 A

251

Rated Breaking Capacity at 125 VDC: 300 A

Ammo Pack

0.11 in (2.8 mm)

e3

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; TUV; UL

125 °C (257 °F)

Very Fast

04910.250NAT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

250 mA

Pin Wire

-55 °C (-67 °F)

Pure Tin

50 A

300 ms

Pre-Arcing Time: Open within 0.3 s at 300% Rated Current

Ammo Pack

0.11 in (2.8 mm)

Pico

0.28 in (7.11 mm)

CSA; UL

125 °C (257 °F)

Very Fast

R452.750NR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

750 mA

End Cap

904 mJ

-55 °C (-67 °F)

Tin Lead

50 A

452

Rated Breaking Capacity at 125 VDC: 50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e0

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

CSA; UL

125 °C (257 °F)

Slow

0253003.PR

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

50 A

4 ms

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.11 in (2.8 mm)

125 V

Pico

0.28 in (7.11 mm)

CCC; CSA; CUL; PSE; TUV; QPL; UL

125 °C (257 °F)

Very Fast

224006DRT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

6 A

Pin Wire

22.1 J

Tin Lead

10 kA

224

Tape And Reel

0.177 in (4.5 mm)

e0

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CSA; METI; PSE; UL

Fast

025302.5HXL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2.5 A

Pin Wire

721 mJ

-55 °C (-67 °F)

Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.103 in (2.61 mm)

e3

0.103 x 0.28 in (2.61 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; TUV; UL

125 °C (257 °F)

Very Fast

025301.5MAT3L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

587 mJ

-55 °C (-67 °F)

Pure Tin

50 A

253

Rated Breaking Capacity at 125 VDC: 300 A

Ammo Pack

0.11 in (2.8 mm)

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

R4513.15MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3.15 A

Wraparound

1.92 J

-55 °C (-67 °F)

Gold with Nickel barrier

50 A

451

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

CSA; METI; PSE; UL

125 °C (257 °F)

Very Fast

272005

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

5 A

Tab/Blade

2.21 J

-55 °C (-67 °F)

Tin/Lead

10 kA

2 s

Pre Arcing Time: Open within 2 s at 200% Rated Current

0.235 in (5.97 mm)

e0

125 V

Micro

0.235 x 0.287 in (5.97 x 7.3 mm)

0.287 in (7.3 mm)

CSA; UL

125 °C (257 °F)

Very Fast

473002.

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2 A

Pin Wire

7.6 J

-55 °C (-67 °F)

Tin Lead

50 A

Rated Breaking Capacity at 125 VDC: 50 A

Tape And Reel

0.125 in (3.17 mm)

e0

0.125 x 0.28 in (3.17 x 7.11 mm)

0.28 in (7.11 mm)

CSA; METI; PSE; UL

125 °C (257 °F)

Slow

0253004.NXT3

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

4 A

Pin Wire

2.45 J

-55 °C (-67 °F)

Tin

50 A

4 ms

Rated Breaking Capacity at 125 VDC: 300 A, Pre Arcing Time: Open within 4 ms at 1000% Rated Current

Bulk

0.11 in (2.8 mm)

e3

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0253007.NR

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

10.4 J

-55 °C (-67 °F)

50 A

30 ms

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.11 in (2.8 mm)

125 V

Pico

0.28 in (7.11 mm)

CSA; CUL; TUV; QPL; UL

125 °C (257 °F)

Very Fast

025302.5HXT3

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2.5 A

Pin Wire

721 mJ

-55 °C (-67 °F)

Pure Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A, Pre Arcing Time: Open within 4 ms at 1000% Rated Current

Bulk

0.11 in (2.8 mm)

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; TUV; UL

125 °C (257 °F)

Very Fast

0253.125VRT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

125 mA

Pin Wire

1.74 mJ

-55 °C (-67 °F)

Pure Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.11 in (2.8 mm)

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0451002.NRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

2 A

Wraparound

530 mJ

-55 °C (-67 °F)

50 A

5 s

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

125 V

Nano

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

CE; CSA; CUL; PSE; TUV; UL

125 °C (257 °F)

Very Fast

0253001.NRT3L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 A

Pin Wire

256 mJ

-55 °C (-67 °F)

Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A

0.256

Tape And Reel

0.103 in (2.61 mm)

Supplemental

e3

125 V

Pico

0.103 x 0.28 in (2.61 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

268004

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

4 A

Pin Wire

-55 °C (-67 °F)

Gold

10 kA

Rated Breaking Capacity at 125 VDC: 10000 A

0.235 in (5.97 mm)

e4

0.235 x 0.29 in (5.97 x 7.37 mm)

0.29 in (7.37 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0251003.HXT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

Matte Tin

50 A

251

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.11 in (2.8 mm)

e3

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

02512.00PXT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

200 mA

Pin Wire

4.8 mJ

-55 °C (-67 °F)

50 A

1 s

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.11 in (2.8 mm)

Pico

0.28 in (7.11 mm)

CSA; CUL; UL

125 °C (257 °F)

Very Fast

0453.200MRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

200 mA

Wraparound

8.9 mJ

-55 °C (-67 °F)

Silver

50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

5 s

Nano

0.106 in (2.69 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0453004.

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

4 A

End Cap

3.152 J

Silver

50 A

0453

e4

CSA; UL

Very Fast

229006PMXP

Littelfuse

Electric Fuse

Inline/Holder

125 V

6 A

End Cap

380 J

-55 °C (-67 °F)

Tin

400 A

Bulk

0.177 in (4.5 mm)

e3

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CE; METI; PSE; UL

125 °C (257 °F)

Slow

0253.500MAL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

500 mA

Pin Wire

59.8 mJ

-55 °C (-67 °F)

Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A

Ammo Pack

0.103 in (2.61 mm)

e3

0.103 x 0.28 in (2.61 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; QPL; TUV; UL

125 °C (257 °F)

Very Fast

Fuses

A fuse is an electrical safety device that is designed to protect an electrical circuit from damage caused by overcurrent. Fuses are commonly used in residential, commercial, and industrial electrical systems, and they are an important safety device that helps prevent electrical fires, equipment damage, and personal injury.

A fuse typically consists of a metal wire or filament that is enclosed in a fuse body, which is designed to protect the wire from damage. The fuse is connected in series with the electrical circuit, and when the current flowing through the circuit exceeds a preset level, the wire in the fuse will melt or blow, which opens the circuit and prevents further damage to the electrical system.

Fuses are available in a variety of types and sizes, and they can be classified based on their current rating, voltage rating, and speed of operation. Some common types of fuses include cartridge fuses, blade fuses, and plug fuses.

In addition to protecting electrical systems from overcurrent, fuses can also be used to protect electrical equipment and machinery from damage caused by short circuits or other types of electrical faults. They are a cost-effective and reliable method of electrical protection, and they are widely used in a variety of electrical applications.