Pin Wire 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

3030800042

Littelfuse

Electric Fuse

Through Hole Mount

125 V

63 V

800 mA

Pin Wire

25 mJ

-25 °C (-13 °F)

Matte Tin

50 A

Rated Breaking Capacity at 63 VDC: 50 A

0.025

Bulk

0.236 in (6 mm)

Supplemental

e3

125 V

5 s

Micro

0.236 x 0.315 in (6 x 8 mm)

0.315 in (8 mm)

CSA; UL

70 °C (158 °F)

Fast

0315.100MXBP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

85 mJ

-55 °C (-67 °F)

35 A

5 s

Bulk

0.275 in (6.985 mm)

3AG

1.275 in (32.39 mm)

CE; CSA; UL

125 °C (257 °F)

Slow

02720.500H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

500 mA

Pin Wire

71.6 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

3951630044

Littelfuse

Electric Fuse

Through Hole Mount

125 V

6.3 A

Pin Wire

9.7 J

-40 °C (-40 °F)

Matte Tin

100 A

395

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

5 s

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

0278.750V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

750 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

0876.0160MRET1P

Littelfuse

Electric Fuse

160 mA

Pin Wire

-55 °C (-67 °F)

Tin

35 A

Tape And Reel

0.142 in (3.6 mm)

e3

250 V

0.142 x 0.394 in (3.6 x 10 mm)

0.394 in (10 mm)

CQC, UL, VDE

125 °C (257 °F)

Fast

0305.080M

Littelfuse

Electric Fuse

Through Hole Mount

277 V

277 V

80 mA

Pin Wire

350 μJ

-40 °C (-40 °F)

1.5 kA

2 ms

Bulk

0.614 in (15.6 mm)

Pico

0.354 in (9 mm)

CUL; IEC; UL

50 °C (122 °F)

0251.500PXT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

500 mA

Pin Wire

59.8 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; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0675001.MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

1.22 J

Tin Lead

50 A

4 h

1.2

Bulk

0.154 in (3.9 mm)

e0

250 V

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Slow

023001.5DRT2SP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

1.5 A

Pin Wire

15 J

-55 °C (-67 °F)

Matte Tin

100 A

Rated Breaking Capacity at 125 VDC: 10000 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

0230.750VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

750 mA

Pin Wire

2.95 J

-55 °C (-67 °F)

Tin

35 A

4 h

Rated Breaking Capacity at 125 VDC: 10000 A

2.95

Bulk

0.185 in (4.7 mm)

e3

250 V

2AG

Indicator

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

3721400000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

95 J

-40 °C (-40 °F)

Matte Tin

40 A

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

e3

20 ms

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; KTL; PSE; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

0253003.NR

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

0251001.VXT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 A

Pin Wire

256 mJ

-55 °C (-67 °F)

Matte Tin

50 A

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; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0251.375NRL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

375 mA

Pin Wire

29.6 mJ

-55 °C (-67 °F)

Tin

50 A

1 s

Rated Breaking Capacity at 125 VDC: 300 A

0.0296

Tape And Reel

0.11 in (2.8 mm)

Supplemental

e3

125 V

Pico

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

0251.062NA

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

62 mA

Pin Wire

113 μJ

-55 °C (-67 °F)

Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A, Pre Arcing Time: Open within 1000 ms at 200% Rated Current

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)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

0315.600MXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

600 mA

Pin Wire

4 J

-60 °C (-76 °F)

35 A

5 s

Bulk

0.275 in (6.99 mm)

3AG

1.273 x 0.275 in (32.34 x 6.98 mm)

1.288 in (32.72 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

3720500051

Littelfuse

Electric Fuse

Through Hole Mount

250 V

500 mA

Pin Wire

1.3 J

-40 °C (-40 °F)

Matte Tin

35 A

Bulk

0.335 in (8.5 mm)

e3

20 ms

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; KTL; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

02511.25L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.25 A

Pin Wire

390 mJ

-55 °C (-67 °F)

Matte Tin

50 A

251

Rated Breaking Capacity at 125 VDC: 300 A

0.095 in (2.41 mm)

e3

0.095 x 0.28 in (2.41 x 7.11 mm)

0.28 in (7.11 mm)

CSA; METI; PSE; UL

125 °C (257 °F)

Very Fast

0473004.YXT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

4 A

Pin Wire

35 J

-55 °C (-67 °F)

Tin

50 A

35

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; PSE; UL

125 °C (257 °F)

Time Lag

3921400044

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

100 J

-40 °C (-40 °F)

Tin

40 A

392

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

20 ms

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

0.315 in (8 mm)

CCC; IEC; METI; PSE; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

0473003

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

21 J

-55 °C (-67 °F)

Tin Lead

50 A

0.125 in (3.18 mm)

e0

0.125 x 0.28 in (3.18 x 7.11 mm)

0.28 in (7.11 mm)

CSA; METI; PSE; UL

125 °C (257 °F)

Slow

0875.250MRET1P

Littelfuse

Electric Fuse

250 mA

Pin Wire

-55 °C (-67 °F)

50 A

4 h

0.038

0.142 in (3.6 mm)

250 V

0.142 x 0.394 in (3.6 x 10 mm)

0.394 in (10 mm)

CSA, UL

125 °C (257 °F)

Time Lag

39500800440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

80 mA

Pin Wire

200 μJ

-40 °C (-40 °F)

Tin

100 A

1 m

Bulk

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

3030250042

Littelfuse

Electric Fuse

Through Hole Mount

125 V

63 V

250 mA

Pin Wire

8.2 mJ

-25 °C (-13 °F)

Matte Tin

50 A

Rated Breaking Capacity at 63 VDC: 60 A

0.0082

Bulk

0.236 in (6 mm)

Supplemental

e3

125 V

5 s

Micro

0.236 x 0.315 in (6 x 8 mm)

0.315 in (8 mm)

UL

70 °C (158 °F)

Fast

0251.250NXT1HF

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

025103.5MRT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3.5 A

Pin Wire

1.58 J

-55 °C (-67 °F)

Matte Tin

50 A

251

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

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; PSE; TUV; UL

125 °C (257 °F)

Very Fast

3700100041

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

3.8 mJ

-40 °C (-40 °F)

Matte Tin

35 A

Bulk

0.335 in (8.5 mm)

e3

20 ms

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; SEMKO; UL; VDE

85 °C (185 °F)

Fast

0315003.IDMXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-55 °C (-67 °F)

Tin

10 kA

Bulk

1.273 in (32.34 mm)

e3

1.273 x 0.275 in (32.34 x 6.98 mm)

0.275 in (6.98 mm)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Time Lag

0259.125M

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

125 mA

Pin Wire

1.2 mJ

-55 °C (-67 °F)

50 A

5 s

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.512 in (13 mm)

Pico

0.512 x 0.315 in (13 x 8 mm)

0.315 in (8 mm)

EN; IEC; UL

125 °C (257 °F)

Fast

0234003.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

26.24 J

-55 °C (-67 °F)

Tin

100 A

400 ms

26.24

Bulk

0.217 in (5.5 mm)

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.217 x 0.846 in (5.5 x 21.5 mm)

0.846 in (21.5 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Medium

22401.5

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.5 A

Pin Wire

800 mJ

Tin Lead

100 A

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

02780.002V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2 mA

Pin Wire

-55 °C (-67 °F)

10 kA

5 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

1910700043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

700 mA

Pin Wire

540 mJ

-25 °C (-13 °F)

35 A

Tape And Reel

0.213 in (5.4 mm)

5 s

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

CUL; UL

70 °C (158 °F)

Very Fast

0230006.MXOP

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

6 A

Pin Wire

380 J

-55 °C (-67 °F)

Matte Tin

400 A

Bulk

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

3740160000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

160 mA

Pin Wire

58 mJ

-40 °C (-40 °F)

Tin

50 A

Tape And Reel

0.335 in (8.5 mm)

e3

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CSA; UL

85 °C (185 °F)

Time Lag

23001.5PDRTIP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.5 A

Pin Wire

15 J

-55 °C (-67 °F)

Tin

100 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; METI; PSE; UL

125 °C (257 °F)

Slow

0325015.MXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

15 A

Pin Wire

245 J

-55 °C (-67 °F)

Matte Tin

400 A

5 s

Rated Breaking Capacity at 125 VDC: 600 A

245

Bulk

0.275 in (6.985 mm)

e3

250 V

3AB

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Time Delay

0325.375MX52LP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

375 mA

Pin Wire

1.2 J

-55 °C (-67 °F)

Tin

4 h

1.2

0.275 in (6.985 mm)

e3

250 V

3AB

0.275 x 1.288 in (6.985 x 32.72 mm)

1.288 in (32.72 mm)

CE, CSA, UL

125 °C (257 °F)

Time Lag

3921630000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

126 J

-40 °C (-40 °F)

Tin

63 A

392

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

20 ms

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

0.315 in (8 mm)

IEC; METI; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

202.125

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 mA

Pin Wire

1.8 mJ

-55 °C (-67 °F)

Tin Lead

50 A

0.372 in (9.45 mm)

0.25 in (6.35 mm)

e0

0.372 x 0.25 x 0.165 in (9.45 x 6.35 x 4.19 mm)

0.165 in (4.19 mm)

CSA; UL

125 °C (257 °F)

Fast

0253015.PA

Littelfuse

Electric Fuse

Through Hole Mount

32 V

32 V

15 A

Pin Wire

68.8 J

-55 °C (-67 °F)

50 A

10 s

Pre Arcing Time: Open within 10 s at 200% Rated Current

Ammo Pack

0.103 in (2.61 mm)

32 V

Pico

0.28 in (7.11 mm)

CSA; CUL; QPL; UL

125 °C (257 °F)

Very Fast

0253.250MA

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

250 mA

Pin Wire

11.6 mJ

-55 °C (-67 °F)

50 A

1 s

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

Ammo Pack

0.103 in (2.61 mm)

125 V

Pico

0.28 in (7.11 mm)

CSA; CUL; QPL; UL

125 °C (257 °F)

Very Fast

0251002.NAL

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

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)

CCC; CSA; CUL; PSE; TUV; UL

125 °C (257 °F)

Very Fast

0491.200MAT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

200 mA

Pin Wire

-55 °C (-67 °F)

50 A

4 h

0.11 in (2.8 mm)

125 V

Pico

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

0324012.MX280P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

12 A

Pin Wire

570 J

-55 °C (-67 °F)

Tin

750 A

570

0.275 in (6.99 mm)

e3

250 V

3AB

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

Fast

230004DRT1W

Littelfuse

Electric Fuse

Through Hole Mount

125 V

4 A

Pin Wire

148 J

-55 °C (-67 °F)

Tin Lead

400 A

230

Tape And Reel

0.185 in (4.7 mm)

e0

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; METI; PSE; UL

125 °C (257 °F)

Slow

0251012.HR

Littelfuse

Electric Fuse

Through Hole Mount

32 V

32 V

12 A

Pin Wire

45.2 J

-55 °C (-67 °F)

Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A, Pre Arcing Time: Open within 10000 ms at 200% Rated Current

Tape And Reel

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

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.