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

02512.50MRT1L

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

0.0116

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; CUL; UL

125 °C (257 °F)

Very Fast

0253005.M

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 A

Pin Wire

4.14 J

-55 °C (-67 °F)

50 A

Interrupting Current Max(DC): 300 A, Pre Arcing Time: open within 4 ms at 1000% rated current

Bulk

0.103 in (2.61 mm)

0.103 x 0.28 in (2.61 x 7.11 mm)

0.28 in (7.11 mm)

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

125 °C (257 °F)

Very Fast

0263.750HAT1L

Littelfuse

Electric Fuse

Through Hole Mount

250 V

750 mA

Pin Wire

41.1 mJ

-55 °C (-67 °F)

Pure Tin

50 A

100 ms

Ammo Pack

0.155 in (3.94 mm)

250 V

Pico

0.155 x 0.28 in (3.94 x 7.11 mm)

CSA, UL

125 °C (257 °F)

Very Fast

0324030.MXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

30 A

Pin Wire

2.49 kJ

-55 °C (-67 °F)

Matte Tin

100 A

Rated Breaking Capacity at 125 VDC: 400 A

2490

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; CUL; KC; PSE; UL

125 °C (257 °F)

Fast

0472001.MRT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 A

Pin Wire

938.4 mJ

-55 °C (-67 °F)

Tin

50 A

2 m

Pre Arcing Time: Open within 120 s at 200% Rated Current

Tape And Reel

0.11 in (2.8 mm)

e3

125 V

Pico

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

0875010.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

10 A

Pin Wire

208 J

-55 °C (-67 °F)

Matte Tin

50 A

4 h

208

Bulk

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)

CSA; UL

125 °C (257 °F)

Time Lag

37015000000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

5 A

Pin Wire

12 J

-40 °C (-40 °F)

Tin

50 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; PSE; UL; VDE

85 °C (185 °F)

Fast

37206300411

Littelfuse

Electric Fuse

Through Hole Mount

250 V

630 mA

Pin Wire

3.096 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

2.5

Bulk

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; KC; UL; VDE

85 °C (185 °F)

Time Lag

39513150440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

3.15 A

Pin Wire

1.9 J

-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)

PSE; UL

85 °C (185 °F)

Fast

BK/C515-4-R

Eaton Corporation

Electric Fuse

Through Hole Mount

125 V

4 A

Pin Wire

233.346 J

Tin

400 A

Pre Arcing Time: Open within 3 s at 200% Rated Current

Box

0.217 in (5.5 mm)

e3

125 V

0.197 x 0.591 in (5 x 15 mm)

0.217 x 0.598 in (5.5 x 15.2 mm)

0.598 in (15.2 mm)

UL

Time Delay

BKPCB-4-R

Eaton Corporation

Electric Fuse

Through Hole Mount

450 V

4 A

Pin Wire

300 A

10 s

Box

0.35 in (8.89 mm)

0.184 in (4.67 mm)

450 V

0.35 x 0.184 x 0.345 in (8.89 x 4.67 x 8.77 mm)

0.345 in (8.77 mm)

CUL; UL

Fast

SS-5-500MA-AP

Eaton Corporation

Electric Fuse

Through Hole Mount

250 V

500 mA

Pin Wire

1.79 J

-40 °C (-40 °F)

Tin

35 A

1.79

Ammo Pack

0.335 in (8.5 mm)

0.169 in (4.3 mm)

e3

250 V

0.335 x 0.169 x 0.329 in (8.5 x 4.3 x 8.35 mm)

0.329 in (8.35 mm)

CQC; EK; SEMKO; UL; VDE

125 °C (257 °F)

Time Delay

SS-5H-1.25A-BK

Eaton Corporation

Electric Fuse

Through Hole Mount

300 V

1.25 A

Pin Wire

12.75 J

-40 °C (-40 °F)

100 A

Bulk

0.335 in (8.5 mm)

0.169 in (4.3 mm)

250 V

0.335 x 0.169 x 0.329 in (8.5 x 4.3 x 8.35 mm)

0.329 in (8.35 mm)

CQC; IEC; KC; PSE; TUV; UL

85 °C (185 °F)

Time Delay

SS-5H-1-25A-BK

Eaton Corporation

Electric Fuse

Through Hole Mount

250 V

1.25 A

Pin Wire

12.8 J

-40 °C (-40 °F)

100 A

Bag

0.335 in (8.5 mm)

0.169 in (4.3 mm)

20 ms

0.309 in (7.85 mm)

CCC; CUL; KC; PSE; TUV; UL; VDE

125 °C (257 °F)

Time Delay

021506.3MXESPP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

128.75 J

-55 °C (-67 °F)

Matte Tin

1.5 kA

10 ms

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

Bulk

0.205 in (5.2 mm)

e3

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)

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

125 °C (257 °F)

Time Lag

0242.250UAT1

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

250 mA

Pin Wire

5.79 mJ

-40 °C (-40 °F)

Matte Tin Over Nickel

4 kA

4 h

Rated Breaking Capacity at 250 VDC: 4000 A

0.0058

Ammo Pack; Tape And Reel

0.119 in (3.02 mm)

e3

250 V

0.119 x 0.331 in (3.02 x 8.4 mm)

0.331 in (8.4 mm)

UL

125 °C (257 °F)

0263.250MXL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 mA

Pin Wire

16.5 mJ

-55 °C (-67 °F)

50 A

100 ms

Bulk

0.155 in (3.94 mm)

250 V

Pico

CSA, UL

125 °C (257 °F)

Very Fast

0263.250WRT1L

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 mA

Pin Wire

16.5 mJ

-55 °C (-67 °F)

Matte Tin

50 A

100 ms

0.0165

Tape And Reel

0.155 in (3.94 mm)

e3

250 V

Pico

0.155 x 0.28 in (3.94 x 7.11 mm)

CSA, UL

125 °C (257 °F)

Very Fast

0263002.HAT1L

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2 A

Pin Wire

740 mJ

-55 °C (-67 °F)

Pure Tin

50 A

100 ms

0.74

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

0272.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 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

0272.015V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

15 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

0272.300V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

300 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

0272005.V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 A

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

027201.5V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

160 mJ

-55 °C (-67 °F)

Tin

10 kA

2 s

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; QPL; UL

125 °C (257 °F)

Very Fast

0273.300H

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

0273.750H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

750 mA

Pin Wire

90 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

0278.600V

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

032501.5HXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

1.5 A

Pin Wire

40.1 J

-55 °C (-67 °F)

Tin

100 A

4 h

40.1

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; PSE; UL

125 °C (257 °F)

Time Lag

0325015.HXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

15 A

Pin Wire

245 J

-55 °C (-67 °F)

Tin

400 A

4 h

245

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)

Time Lag

0472.500MRT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

500 mA

Pin Wire

192.7 mJ

-55 °C (-67 °F)

Tin

50 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)

UL

125 °C (257 °F)

Time Lag

047303.5MRT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3.5 A

Pin Wire

26.8 J

-60 °C (-76 °F)

Tin

50 A

2 ms

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

26.8

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

0487008.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

420 V

420 V

8 A

Pin Wire

65 J

-60 °C (-76 °F)

Matte Tin

200 A

30 ms

Rated Breaking Capacity at 420 VDC: 300 A

Bulk

0.217 in (5.5 mm)

e3

0.197 x 0.787 in (5 x 20 mm)

0.846 in (21.5 mm)

CUL; TUV; UL

125 °C (257 °F)

Fast

0491.400MAT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

400 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

0505020.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

500 V

20 A

Pin Wire

140 J

-55 °C (-67 °F)

Matte Tin

30 kA

10 s

Rated Breaking Capacity at 500 VDC: 20000 A

140

Bulk

0.275 in (6.985 mm)

e3

500 V

3AB

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

125 °C (257 °F)

Fast

0606040.UXTHP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

40 A

Pin Wire

2.5 kJ

-55 °C (-67 °F)

Tin

2 kA

2 m

Pre Arcing Time: Open within 120 s at 200% Rated Current

Tray

0.482 in (12.25 mm)

e3

500 V

0.394 x 1.26 in (10 x 32 mm)

1.315 in (33.4 mm)

CSA; UL

125 °C (257 °F)

0874.750MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

750 mA

Pin Wire

256 mJ

-55 °C (-67 °F)

Tin

50 A

4 h

0.256

Bulk

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)

UL

125 °C (257 °F)

Fast

08743.15MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3.15 A

Pin Wire

5.904 J

-55 °C (-67 °F)

Tin

50 A

4 h

5.904

Bulk

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)

UL

125 °C (257 °F)

Fast

37214000411

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

126.4 J

-40 °C (-40 °F)

Matte Tin

40 A

20 ms

95

Bulk

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; KC; PSE; UL; VDE

85 °C (185 °F)

Time Lag

37321000410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

10 A

Pin Wire

55 J

-40 °C (-40 °F)

Matte Tin

50 A

1 m

Bulk

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)

CUL; UL

85 °C (185 °F)

Very Fast

37402500410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 mA

Pin Wire

313 mJ

-40 °C (-40 °F)

Tin

50 A

1 m

Bulk

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)

CSA, UL

85 °C (185 °F)

Time Lag

37405000430

Littelfuse

Electric Fuse

Through Hole Mount

250 V

500 mA

Pin Wire

875 mJ

-40 °C (-40 °F)

Matte Tin

50 A

1 m

Bulk

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)

CSA, UL

85 °C (185 °F)

Time Lag

37413150410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3.15 A

Pin Wire

29.966 J

-40 °C (-40 °F)

Matte Tin

50 A

1 m

Bulk

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)

CSA, UL

85 °C (185 °F)

Time Lag

BK-AHC-V-2-R

Eaton Corporation

Electric Fuse

Through Hole Mount

600 V

600 V

2 A

Pin Wire

-55 °C (-67 °F)

10 kA

Box

0.275 in (6.98 mm)

120 s

3AB

1.288 in (32.72 mm)

CUL; UL

125 °C (257 °F)

Fast

BK-AHC-V2-2-R

Eaton Corporation

Electric Fuse

Through Hole Mount

600 V

600 V

2 A

Pin Wire

-55 °C (-67 °F)

10 kA

Box

0.275 in (6.98 mm)

120 s

3AB

1.288 in (32.72 mm)

CUL; UL

125 °C (257 °F)

Fast

BK/PCG-5-R

Cooper Industries

Electric Fuse

Through Hole Mount

125 V

400 V

5 A

Pin Wire

5 J

10 kA

PCG

Rated Breaking Capacity at 400 VDC: 300 A

Box

0.35 in (8.89 mm)

0.184 in (4.67 mm)

0.35 x 0.184 x 0.345 in (8.89 x 4.67 x 8.76 mm)

0.345 in (8.76 mm)

CSA; UL

Fast

BKPCG-5-R

Eaton Corporation

Electric Fuse

Through Hole Mount

125 V

400 V

5 A

Pin Wire

5 J

10 kA

10 s

Rated Breaking Capacity at 400 VDC: 300 A

Box

0.35 in (8.89 mm)

0.184 in (4.67 mm)

125 V

0.35 x 0.184 x 0.345 in (8.89 x 4.67 x 8.76 mm)

0.345 in (8.76 mm)

CUL; UL

Fast

FM08A125V1AT

Eaton Corporation

Electric Fuse

Through Hole Mount

125 V

1 A

Pin Wire

300 A

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

0.103 in (2.62 mm)

0.103 x 0.311 in (2.62 x 7.9 mm)

0.311 in (7.9 mm)

MIL-PRF-23419/8J

SS-5H-3-15A-APH

Eaton Corporation

Electric Fuse

Through Hole Mount

300 V

3.15 A

Pin Wire

67 J

-40 °C (-40 °F)

100 A

Ammo Pack

0.335 in (8.5 mm)

0.169 in (4.3 mm)

20 ms

0.309 in (7.85 mm)

CCC; CUL; KC; PSE; TUV; UL; VDE

125 °C (257 °F)

Time Delay

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.