250 V Fuses 2,400+

Reset All
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

1930630043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

630 mA

Pin Wire

440 mJ

-25 °C (-13 °F)

35 A

Tape And Reel

0.213 in (5.4 mm)

20 ms

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

CUL; DIN; IEC; SEMKO; VDE; UL

70 °C (158 °F)

Very Fast

1950125043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 mA

Pin Wire

130 mJ

-25 °C (-13 °F)

35 A

Tape And Reel

0.213 in (5.4 mm)

20 ms

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

BSI; CCCE; CUL; IMQ; SEMKO; UL; VDE

70 °C (158 °F)

Time Lag

2302.25PMXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.25 A

Pin Wire

39 J

-55 °C (-67 °F)

Tin

100 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; METI; PSE; UL

125 °C (257 °F)

Slow

0216.200EP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

200 mA

Pin Wire

4.39 mJ

-55 °C (-67 °F)

Matte Tin

1.5 kA

0.236 in (6 mm)

e3

0.236 x 0.886 in (6 x 22.5 mm)

0.886 in (22.5 mm)

CCC; CE; CSA; SEMKO; UL; VDE

125 °C (257 °F)

Fast

0324007.MXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

7 A

Pin Wire

71 J

-55 °C (-67 °F)

Tin

750 A

Rated Breaking Capacity at 125 VDC: 10000 A

71

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; KC; PSE; UL

125 °C (257 °F)

Fast

031201.8HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.8 A

End Cap

3.85 J

-55 °C (-67 °F)

Tin

100 A

5 s

Bulk

0.25 in (6.35 mm)

e3

3AG

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Fast

0263.375

Littelfuse

Electric Fuse

Through Hole Mount

250 V

375 mA

Pin Wire

44.4 mJ

-55 °C (-67 °F)

Tin Lead

50 A

Tape And Reel

0.145 in (3.68 mm)

e0

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

0325.300MXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

300 mA

Pin Wire

1.23 J

-55 °C (-67 °F)

Tin

100 A

5 s

Rated Breaking Capacity at 125 VDC: 10000 A

0.69

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; UL

125 °C (257 °F)

Time Delay

197-1250-000

Littelfuse

Electric Fuse

Inline/Holder

250 V

2.5 A

End Cap

10 J

-25 °C (-13 °F)

100 A

Bulk

0.205 in (5.2 mm)

120 s

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CSA; CUL; UL

70 °C (158 °F)

Medium Time Lag

0230001.MXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

1 A

Pin Wire

5.64 J

-55 °C (-67 °F)

Matte Tin

35 A

3 s

Rated Breaking Capacity at 125 VDC: 10000 A

5.64

Bulk

0.189 in (4.8 mm)

e3

250 V

2AG

0.185 x 0.57 in (4.7 x 14.48 mm)

0.587 in (14.9 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

230.375M

Littelfuse

Electric Fuse

Through Hole Mount

250 V

375 mA

Pin Wire

580 mJ

-55 °C (-67 °F)

Tin Lead

35 A

230

Bulk

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; CSA; PSE; UL

125 °C (257 °F)

Slow

0230.800MRT1EP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

800 mA

Pin Wire

3.45 J

-55 °C (-67 °F)

Matte Tin

35 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; UL

125 °C (257 °F)

Time Lag

0315004.MXBP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

76.1 J

-55 °C (-67 °F)

200 A

5 s

Bulk

0.275 in (6.985 mm)

3AG

1.275 in (32.39 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Slow

L25S175

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

175 A

Tab/Blade

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

1.22 in (31 mm)

1.22 x 1.626 in (31 x 41.3 mm)

1.626 in (41.3 mm)

CE; CSA; UL

Very Fast

0230.750S

Littelfuse

Electric Fuse

Through Hole Mount

250 V

750 mA

Pin Wire

35 A

230

Joule Integral Nom at Rated Voltage(DC): 2.95

Indicator

CSA; PSE; UL

Slow

0673.600

Littelfuse

Electric Fuse

Through Hole Mount

250 V

600 mA

Pin Wire

482 mJ

50 A

673

0.154 in (3.9 mm)

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Slow

0314.500HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

500 mA

End Cap

115 mJ

-55 °C (-67 °F)

Nickel

35 A

Rated Breaking Capacity at 125 VDC: 10000 A

0.115

Bulk

0.25 in (6.35 mm)

250 V

3AB

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; UL

125 °C (257 °F)

Fast

227.080

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

80 mA

Pin Wire

850 μJ

35 A

227

0.207 in (5.25 mm)

0.207 x 0.886 in (5.25 x 22.5 mm)

0.886 in (22.5 mm)

CCC; CSA; IEC; KTL; SEMKO; SEV; VDE

Fast

3721500051

Littelfuse

Electric Fuse

Through Hole Mount

250 V

5 A

Pin Wire

94 J

-40 °C (-40 °F)

Matte Tin

50 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)

CQC; KTL; PSE; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

043301.5DR

Littelfuse

Electric Fuse

Surface Mount

250 V

1.5 A

End Cap

14.72 J

-55 °C (-67 °F)

Silver

50 A

433

Tape And Reel

0.398 in (10.1 mm)

e4

0.398 x 0.123 in (10.1 x 3.12 mm)

0.123 in (3.12 mm)

UL

125 °C (257 °F)

Time Lag

023401.6MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

6.14 J

-55 °C (-67 °F)

Tin

100 A

400 ms

6.14

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

0675.125

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 mA

Pin Wire

3.6 mJ

Tin Lead

50 A

675

0.154 in (3.9 mm)

e0

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Slow

312.500

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

500 mA

End Cap

483 mJ

Tin/Lead

35 A

0.25 in (6.35 mm)

e0

250 V

3AG

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CSA; UL

Fast

3250.01MVXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

10 mA

Pin Wire

1.48 mJ

-55 °C (-67 °F)

Matte 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

125 °C (257 °F)

Time Lag

3250.031MVXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

31 mA

Pin Wire

11 mJ

-55 °C (-67 °F)

Matte 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

125 °C (257 °F)

Time Lag

0230003.MRT1EP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

3 A

Pin Wire

77 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

02302.25DRT3SP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

2.25 A

Pin Wire

39 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

239.700P

Littelfuse

Electric Fuse

Inline/Holder

250 V

700 mA

End Cap

4.119 J

-55 °C (-67 °F)

Matte Tin

35 A

239P

Bulk; Tape And Reel

0.787 in (20 mm)

e3

0.787 x 0.205 in (20 x 5.2 mm)

0.205 in (5.2 mm)

CE; CSA; KTL; UL

125 °C (257 °F)

Time Lag

087502.5MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

17.85 J

-55 °C (-67 °F)

50 A

4 h

17.85

Bulk

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

23501.6XP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

2.08 J

-55 °C (-67 °F)

Tin

100 A

235

0.205 in (5.2 mm)

e3

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Fast

0215005.MXBP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

5 A

Pin Wire

66.095 J

-55 °C (-67 °F)

Tin

1.5 kA

10 ms

Pre Arcing Time: Open within 0.01 s at 1000% Rated Current

66.09

Bulk

0.217 in (5.5 mm)

Supplemental

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Time Lag

023901.6MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

30.43 J

-55 °C (-67 °F)

Tin

100 A

4 h

30.43

Tape And Reel

0.228 in (5.8 mm)

Supplemental

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Time Lag

23206.3

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

90.413 J

-55 °C (-67 °F)

Tin

100 A

Bulk; Tape And Reel

0.205 in (5.2 mm)

e3

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE

125 °C (257 °F)

Medium

0263003.HAT1HF

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

1.77 J

-55 °C (-67 °F)

Pure Tin

50 A

Ammo Pack

0.155 in (3.94 mm)

0.155 x 0.28 in (3.94 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

0312004.VXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

4 A

End Cap

28.5 J

-55 °C (-67 °F)

Nickel

200 A

312

Bulk

0.25 in (6.35 mm)

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Fast

0229.500P

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

500 mA

End Cap

1.16 J

-55 °C (-67 °F)

Nickel

35 A

Rated Breaking Capacity at 125 VDC: 10000 A

0.177 in (4.5 mm)

Indicator

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

0313002.HXIDP

Littelfuse

Electric Fuse

Inline/Holder

250 V

2 A

End Cap

77 J

-55 °C (-67 °F)

Nickel

100 A

Bulk

0.25 in (6.35 mm)

Indicator

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

40012000440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2 A

Pin Wire

32.16 J

-40 °C (-40 °F)

Tin

130 A

20 ms

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

TE5

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

0.315 in (8 mm)

IEC; PSE; UL; VDE

125 °C (257 °F)

Time Lag

0232010.XP

Littelfuse

Electric Fuse

Inline/Holder

250 V

10 A

End Cap

298.5 J

-55 °C (-67 °F)

Nickel

100 A

232

Bulk; Tape And Reel

0.205 in (5.2 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; METI

125 °C (257 °F)

Medium

4643.15DR

Littelfuse

Electric Fuse

Surface Mount

250 V

3.15 A

End Cap

9.4 J

-55 °C (-67 °F)

Silver

100 A

Tape And Reel

0.476 in (12.1 mm)

0.177 in (4.5 mm)

e4

0.476 x 0.177 x 0.177 in (12.1 x 4.5 x 4.5 mm)

0.177 in (4.5 mm)

CCC; METI; UL; VDE

125 °C (257 °F)

Fast

0215.160MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

160 mA

Pin Wire

46.5 mJ

-55 °C (-67 °F)

Tin

1.5 kA

5 ms

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

0.0465

Bulk

0.236 in (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)

0.886 in (22.5 mm)

CE; IEC; SEMKO; UL

125 °C (257 °F)

Time Lag

326.062P

Littelfuse

Electric Fuse

Inline/Holder

250 V

62 mA

End Cap

27.6 mJ

Tin

100 A

326

0.25 in (6.35 mm)

e3

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; PSE; UL

Slow

023903.5MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3.5 A

End Cap

128.05 J

-55 °C (-67 °F)

Tin

100 A

2 m

128.05

Bulk

0.205 in (5.2 mm)

Supplemental

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; PSE; UL

125 °C (257 °F)

Time Lag

NLN004

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

4 A

End Cap

50 kA

Rated Breaking Capacity at 250 VDC; 20000

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

040012000440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2 A

Pin Wire

32.16 J

-40 °C (-40 °F)

Tin

130 A

20 ms

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

TE5

0.315 in (8 mm)

CQC; CUL; KTL; PSE; UL; VDE

85 °C (185 °F)

Time Lag

46206300000

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

630 mA

Wraparound

800 mJ

-40 °C (-40 °F)

Tin

150 A

10 ms

0.8

Tape And Reel

0.413 in (10.5 mm)

0.177 in (4.5 mm)

e3

250 V

Nano

0.177 x 0.177 x 0.413 in (4.5 x 4.5 x 10.5 mm)

0.177 in (4.5 mm)

CUL; UL

85 °C (185 °F)

Time Lag

235003

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

8.394 J

-55 °C (-67 °F)

100 A

4 h

8.3

Bulk; Tape And Reel

0.205 in (5.2 mm)

Supplemental

250 V

34.7 mΩ

0.197 x 0.787 in (5 x 20 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Fast

37000630410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

63 mA

Pin Wire

500 μJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

Ammo Pack; Tape

0.335 in (8.5 mm)

e3

250 V

TR5

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; CE; CUL; VDE; UL

85 °C (185 °F)

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.