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

3701315000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3.15 A

Pin Wire

3.1 J

-40 °C (-40 °F)

35 A

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

20 ms

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; PSE; SEMKO; UL; VDE

85 °C (185 °F)

Fast

255002

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2 A

Pin Wire

Tin Lead Over Copper

0.095 in (2.41 mm)

e0

0.095 x 0.28 in (2.41 x 7.11 mm)

0.28 in (7.11 mm)

Fast

473003

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

21 J

-55 °C (-67 °F)

50 A

20 ms

Pre Arcing Time: Open within 0.02 s at 800% Rated Current

0.125 in (3.17 mm)

125 V

Pico

0.125 x 0.28 in (3.17 x 7.11 mm)

0.28 in (7.11 mm)

CSA; UL

125 °C (257 °F)

Time Delay

0473005.YAT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 A

Pin Wire

54.8 J

-60 °C (-76 °F)

Tin

50 A

2 ms

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

54.8

Ammo Pack

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

0213005.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

5 A

Pin Wire

314 J

-55 °C (-67 °F)

Matte Tin

50 A

20 ms

314

Bulk

0.217 in (5.5 mm)

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)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Time Lag

0216.400MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

400 mA

Pin Wire

40 mJ

-55 °C (-67 °F)

Matte Tin

1.5 kA

0.036

Bulk

0.236 in (6 mm)

Supplemental

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)

CCC; CE; CSA; IEC; SEMKO; UL; VDE

125 °C (257 °F)

Fast

1911125043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.25 A

Pin Wire

2.8 J

-25 °C (-13 °F)

100 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

0251.630NXT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

630 mA

Pin Wire

94 mJ

-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; UL

125 °C (257 °F)

Very Fast

0251005.HXL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 A

Pin Wire

4.14 J

-55 °C (-67 °F)

Tin

50 A

4 ms

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; CUL; PSE; TUV; UL

125 °C (257 °F)

Very Fast

0230.250DRT4P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

250 mA

Pin Wire

216 mJ

-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

318.750P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

750 mA

Pin Wire

1.84 J

Matte Tin

35 A

318

0.276 in (7 mm)

e3

0.276 x 1.288 in (7 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; UL

Fast

0230.800S

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

35 A

230

Joule Integral Nom at Rated Voltage(DC): 3.45

Indicator

CSA; PSE; UL

Slow

0239007.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

125 V

7 A

Pin Wire

305.758 J

-55 °C (-67 °F)

Tin

10 kA

2 m

305.7

Bulk

0.217 in (5.5 mm)

Supplemental

e3

125 V

0.197 x 0.787 in (5 x 20 mm)

0.228 x 0.886 in (5.8 x 22.5 mm)

0.846 in (21.5 mm)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Time Lag

0263004.WAT1L

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

3.08 J

-55 °C (-67 °F)

Pure Tin

50 A

100 ms

3.08

Ammo Pack

0.155 in (3.94 mm)

250 V

Pico

0.155 x 0.28 in (3.94 x 7.11 mm)

CSA, PSE, UL

125 °C (257 °F)

Very Fast

0230.750HXP

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

278.500

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

500 mA

Pin Wire

71.6 mJ

-55 °C (-67 °F)

Tin Lead

10 kA

Rated Breaking Capacity at 125 VDC: 10000 A

0.235 in (5.97 mm)

e0

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

197-0500043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

500 mA

Pin Wire

190 mJ

-25 °C (-13 °F)

35 A

Tape And Reel

0.213 in (5.4 mm)

120 s

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

CSA; CUL; UL

70 °C (158 °F)

Medium Time Lag

025103.5NRL

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

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; PSE; TUV; UL

125 °C (257 °F)

Very Fast

0473007.MXT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

105 J

-55 °C (-67 °F)

Pure Tin

50 A

Bulk

0.135 in (3.43 mm)

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

0278.010V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

10 mA

Pin Wire

-55 °C (-67 °F)

100 kA

4 h

Bulk

0.235 in (5.97 mm)

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

3700050000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

50 mA

Pin Wire

350 μJ

-40 °C (-40 °F)

Matte Tin

35 A

370

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; SEMKO; UL; VDE

85 °C (185 °F)

Fast

04910.200MRT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

200 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

Tape And Reel

0.11 in (2.8 mm)

Pico

0.28 in (7.11 mm)

CSA; UL

125 °C (257 °F)

Very Fast

20105000531P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

500 mA

Pin Wire

350 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

3721630051

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

105 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; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

0216004TXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

14.995 J

-55 °C (-67 °F)

Tin

1.2 kA

Bulk

0.228 in (5.8 mm)

e3

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

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

125 °C (257 °F)

Fast

39211250440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.25 A

Pin Wire

11.95 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

9.75

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

250 V

TE5

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

0.315 in (8 mm)

CCC; CE; CUL; KC; PSE; VDE; UL

125 °C (257 °F)

Time Lag

2205.500P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

500 mA

Pin Wire

-55 °C (-67 °F)

Tin

2205P

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)

Slow

263.250

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 mA

Pin Wire

16.5 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

047202.5MXT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2.5 A

Pin Wire

7.084 J

-55 °C (-67 °F)

Tin

50 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)

UL

125 °C (257 °F)

Time Lag

0318.031VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

31 mA

Pin Wire

30 μJ

-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

1930063040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

63 mA

Pin Wire

7.9 mJ

-25 °C (-13 °F)

35 A

Bulk

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

37214000000

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

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

049103.5MAT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3.5 A

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)

125 V

Pico

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

315004P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

76.1 J

Matte Tin

200 A

0.275 in (6.99 mm)

e3

0.275 x 1.275 in (6.99 x 32.39 mm)

1.275 in (32.39 mm)

CE; CSA; METI; PSE; UL

Slow

0253.500PXL

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

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; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0251.250VXL

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

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

06621.25HXLL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

1.25 A

Pin Wire

680 mJ

-40 °C (-40 °F)

Tin

35 A

662

Rated Breaking Capacity at 250 VDC: 35 A

Bulk

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

3251MMXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

1 A

Pin Wire

16.3 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; PSE; UL

125 °C (257 °F)

Time Lag

1930032043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

32 mA

Pin Wire

2 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; UL

70 °C (158 °F)

Very Fast

315.187P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

188 mA

Pin Wire

230 mJ

Matte Tin

35 A

0.275 in (6.99 mm)

e3

0.275 x 1.275 in (6.99 x 32.39 mm)

1.275 in (32.39 mm)

CE; CSA; METI; PSE; UL

Slow

0251.250T1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

250 mA

Pin Wire

11.6 mJ

-55 °C (-67 °F)

Pure Tin

50 A

0251

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; UL

125 °C (257 °F)

Very Fast

040008000075

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

6.72 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; UL; VDE

85 °C (185 °F)

Time Lag

197-1700-040

Littelfuse

Electric Fuse

Through Hole Mount

125 V

7 A

Pin Wire

140 J

-25 °C (-13 °F)

10 kA

Bulk

0.213 in (5.4 mm)

120 s

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

CUL; UL

70 °C (158 °F)

Medium Time Lag

0662.063HXLL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

63 mA

Pin Wire

1 mJ

-40 °C (-40 °F)

Tin

35 A

662

Rated Breaking Capacity at 250 VDC: 35 A

Bulk

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

3720160041

Littelfuse

Electric Fuse

Through Hole Mount

250 V

160 mA

Pin Wire

140 mJ

-40 °C (-40 °F)

Matte Tin

35 A

0.14

Bulk

0.335 in (8.5 mm)

e3

250 V

777 mΩ

20 ms

TR5

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

0220502.5HXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

50 J

-55 °C (-67 °F)

Tin

35 A

4 h

Bulk

0.185 in (4.7 mm)

e3

250 V

2AG

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

02172.0MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

75 V

2 A

Pin Wire

5.73 J

-55 °C (-67 °F)

35 A

10 ms

Rated Breaking Capacity at 75 VDC: 70 A, Pre Arcing Time: Open within 10 ms at 400% Rated Current

Bulk

0.217 in (5.5 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Fast

067706.3MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

240 J

-55 °C (-67 °F)

Tin

63 A

20 ms

Bulk

0.153 in (3.89 mm)

e3

0.142 x 0.394 in (3.6 x 10 mm)

0.433 in (11 mm)

CSA; CQC; UL; VDE

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.