Through Hole Mount 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

032502.8MXF31P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.8 A

Pin Wire

232 J

-55 °C (-67 °F)

Tin

4 h

170

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, PSE, UL

125 °C (257 °F)

Time Lag

0325.800MXF31P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

8.2 J

-55 °C (-67 °F)

Tin

4 h

8.2

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

03181.75MXBP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.75 A

Pin Wire

3.6 J

-55 °C (-67 °F)

Tin

100 A

Bulk

0.275 in (6.99 mm)

e3

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

217.200XE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

200 mA

Pin Wire

25 mJ

35 A

0.236 in (6 mm)

0.236 x 0.886 in (6 x 22.5 mm)

0.886 in (22.5 mm)

CCC; CSA; IEC; KTL; PSE; SEMKO; UL; VDE

Fast

025301.5PRL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

587 mJ

-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; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0253.500PRL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

500 mA

Pin Wire

59.8 mJ

-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)

CCC; CSA; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0251.500VXT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

500 mA

Pin Wire

59.8 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; QPL; TUV; UL

125 °C (257 °F)

Very Fast

32520MMXDP

Littelfuse

Electric Fuse

Through Hole Mount

125 V

60 V

20 A

Pin Wire

575 J

-55 °C (-67 °F)

Matte Tin

10 kA

Rated Breaking Capacity at 60 VDC: 500 A

Bulk

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Time Lag

023001.5MXF16P

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

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

0230004.DAT1P

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

4 A

Pin Wire

148 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

276004

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

4 A

Pin Wire

-55 °C (-67 °F)

50 A

276

Rated Breaking Capacity at 125 VDC: 300 A

0.093 in (2.36 mm)

0.093 x 0.28 in (2.36 x 7.11 mm)

0.28 in (7.11 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0251005L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 A

Pin Wire

4.14 J

-55 °C (-67 °F)

Matte Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.095 in (2.41 mm)

e3

125 V

15.5 mΩ

Pico

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

0251.250

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

250 mA

Pin Wire

11.6 mJ

-55 °C (-67 °F)

Tin/Lead

50 A

4 h

Rated Breaking Capacity at 125 VDC: 300 A

0.0116

0.095 in (2.41 mm)

Supplemental

e0

125 V

665 mΩ

Pico

0.095 x 0.28 in (2.41 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

0325.375HXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

375 mA

Pin Wire

1.2 J

-55 °C (-67 °F)

Tin

100 A

4 h

1.2

Bulk

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; UL

125 °C (257 °F)

Time Lag

0215016.MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

16 A

Wire

1.408 kJ

-55 °C (-67 °F)

Tin

500 A

Bulk

0.228 in (5.8 mm)

e3

250 V

10 µs

0.197 x 0.787 in (5 x 20 mm)

0.886 in (22.5 mm)

CCC; CE; CSA; CUL; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

201P0800000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

1.1 J

-25 °C (-13 °F)

Tin

80 A

Bulk

0.232 in (5.9 mm)

e3

250 V

5 ms

0.232 x 0.827 in (5.9 x 21 mm)

0.827 in (21 mm)

UL

70 °C (158 °F)

Medium Time Lag

0263.125HXT1L

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 mA

Pin Wire

2.51 mJ

-55 °C (-67 °F)

Tin

50 A

Bulk

0.155 in (3.94 mm)

e3

0.155 x 0.28 in (3.94 x 7.11 mm)

0.28 in (7.11 mm)

CSA; UL

125 °C (257 °F)

Very Fast

04732.25MXT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2.25 A

Pin Wire

9.28 J

-55 °C (-67 °F)

Tin

50 A

9.28

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

0318.100MXBP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

1.02 mJ

-55 °C (-67 °F)

Tin

35 A

Bulk

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; UL

125 °C (257 °F)

Fast

0230005.P

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 A

Pin Wire

267 J

-55 °C (-67 °F)

Matte Tin

400 A

0.185 in (4.7 mm)

e3

Indicator

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

02511.25NR

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.25 A

Pin Wire

390 mJ

-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

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; UL

125 °C (257 °F)

Very Fast

0251001.MR

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, Pre Arcing Time: Open within 4 ms at 1000% 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)

CCC; CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0318.125VX

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 mA

Pin Wire

2.89 mJ

-55 °C (-67 °F)

Tin

35 A

318

Bulk

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; UL

125 °C (257 °F)

Fast

32520MMXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

60 V

20 A

Pin Wire

575 J

-55 °C (-67 °F)

Matte Tin

400 A

Rated Breaking Capacity at 60 VDC: 500 A

Bulk

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Time Lag

324004P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

4 A

Pin Wire

10.4 J

Matte Tin

750 A

324P

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; PSE; UL

Fast

02512.00NAL

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

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

Ammo Pack

0.11 in (2.8 mm)

125 V

Pico

0.28 in (7.11 mm)

CSA; CUL; UL

125 °C (257 °F)

Very Fast

2750250000

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

250 mA

Pin Wire

7 mJ

-25 °C (-13 °F)

Tin

50 A

5 s

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.094 in (2.4 mm)

e3

125 V

5 s

Pico

0.094 x 0.283 in (2.4 x 7.2 mm)

0.283 in (7.2 mm)

CUL; UL

70 °C (158 °F)

Fast

0505010.MX52LE500P

Littelfuse

Electric Fuse

Through Hole Mount

500 V

500 V

10 A

Pin Wire

91 J

-55 °C (-67 °F)

200 A

10 s

Bulk

0.275 in (6.985 mm)

500 V

3AB

1.288 in (32.72 mm)

CE; CUL; UL

125 °C (257 °F)

Fast

20103150531P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

160 mJ

-25 °C (-13 °F)

80 A

5 ms

Pre Arcing Time: Open within 5 ms at 1000% Rated Current

Tape And Reel

0.232 in (5.9 mm)

0.197 x 0.787 in (5 x 20 mm)

Indicator

0.205 x 0.787 in (5.2 x 20 mm)

0.827 in (21 mm)

CUL; UL

70 °C (158 °F)

Medium Time Lag

0473007.YXL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

105 J

-60 °C (-76 °F)

Tin

50 A

2 ms

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

Bulk

0.135 in (3.43 mm)

e3

Pico

0.28 in (7.11 mm)

CSA; UL

125 °C (257 °F)

Time Delay

36908000440

Littelfuse

Electric Fuse

Through Hole Mount

300 V

300 V

800 mA

Pin Wire

5.12 J

-40 °C (-40 °F)

Tin

50 A

20 s

3.8

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

300 V

TE5

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

0.315 in (8 mm)

CUL; UL

85 °C (185 °F)

Time Lag

0253.375PAT3L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

375 mA

Pin Wire

29.6 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; QPL; UL

125 °C (257 °F)

Very Fast

0251.062NAT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

62 mA

Pin Wire

113 μJ

-55 °C (-67 °F)

Pure 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)

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

02163.15MXESPP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

3.15 A

Pin Wire

6.7 J

-55 °C (-67 °F)

1.5 kA

Bulk

0.205 in (5.2 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; CSA; CQC; IEC; KC; PSE; VDE; UL

125 °C (257 °F)

Fast

0251001.NXT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 A

Pin Wire

256 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

230.375PMXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

375 mA

Pin Wire

580 mJ

-55 °C (-67 °F)

Tin

35 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; GR; PSE; TIA; UL

125 °C (257 °F)

Slow

0215008.MRET1

Littelfuse

Electric Fuse

Through Hole Mount

250 V

8 A

Wire

209.88 J

-55 °C (-67 °F)

Tin

1.5 kA

Bulk

0.228 in (5.8 mm)

e3

250 V

10 µs

0.197 x 0.787 in (5 x 20 mm)

0.886 in (22.5 mm)

CE; CUL; PSE; UL

125 °C (257 °F)

Time Lag

26302.5HX

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

1.197 J

-55 °C (-67 °F)

50 A

4 h

1.19

0.155 in (3.94 mm)

250 V

34 mΩ

Pico

0.28 in (7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

022050.350MXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

350 mA

Pin Wire

490 mJ

-55 °C (-67 °F)

Tin

35 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; UL

125 °C (257 °F)

Time Lag

0473.750PXT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

750 mA

Pin Wire

760 mJ

-55 °C (-67 °F)

Tin

50 A

0.76

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

0215.250MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 mA

Pin Wire

545 mJ

-55 °C (-67 °F)

Tin

1.5 kA

5 ms

Pre Arcing Time: Open within 0.005 s at 1000% Rated Current

0.545

Tape And Reel

0.22 in (5.6 mm)

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.236 x 0.886 in (6 x 22.5 mm)

0.846 in (21.5 mm)

CCC; CE; CUL; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

0253004.VRT3L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

4 A

Pin Wire

2.45 J

-55 °C (-67 °F)

Pure Tin

50 A

253

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; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0263001L

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

87 mJ

-55 °C (-67 °F)

Tin

50 A

263

Tape And Reel

0.145 in (3.68 mm)

e3

0.145 x 0.3 in (3.68 x 7.62 mm)

0.3 in (7.62 mm)

CSA; UL

125 °C (257 °F)

Very Fast

031801.5HXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.5 A

Pin Wire

2.35 J

-55 °C (-67 °F)

Tin

100 A

5 s

Bulk

0.275 in (6.99 mm)

e3

3AG

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

217.063XE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

63 mA

Pin Wire

570 μJ

35 A

0.236 in (6 mm)

0.236 x 0.886 in (6 x 22.5 mm)

0.886 in (22.5 mm)

CCC; CSA; IEC; KTL; PSE; SEMKO; UL; VDE

Fast

0253.630NRL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

630 mA

Pin Wire

94 mJ

-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; UL

125 °C (257 °F)

Very Fast

06623.15

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

3.15 A

Pin Wire

5.4 J

-40 °C (-40 °F)

Matte Tin

35 A

662

Rated Breaking Capacity at 250 VDC: 35 A

0.335 in (8.5 mm)

e3

0.335 x 0.333 in (8.5 x 8.45 mm)

0.333 in (8.45 mm)

CCC; KTL; PSE; UL; VDE

85 °C (185 °F)

Fast

3252.5MHXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

2.5 A

Pin Wire

136 J

-55 °C (-67 °F)

Matte Tin

100 A

Rated Breaking Capacity at 125 VDC: 10000 A

Bulk

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Time Lag

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.