Littelfuse 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

0467001.NRHF

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

1 A

Wraparound

21.2 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

200 ms

0.021

Tape And Reel

0.063 in (1.6 mm)

0.032 in (0.813 mm)

Supplemental

e3

32 V

0603

0.063 x 0.032 x 0.012 in (1.6 x 0.81 x 0.31 mm)

0.013 in (0.33 mm)

CSA; CUL; TUV; UL

90 °C (194 °F)

Fast

04773.15MXEP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

400 V

3.15 A

Pin Wire

50.109 J

-55 °C (-67 °F)

Tin

100 A

10 ms

Rated Breaking Capacity at 400 VDC: 1500 A

Bulk

0.217 in (5.5 mm)

e3

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)

PSE; VDE

125 °C (257 °F)

Time Lag

F03A250V15AS

Littelfuse

Electric Fuse

Inline/Holder

250 V

15 A

End Cap

Silver

200 A

0.25 in (6.35 mm)

e4

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

MIL-PRF-15160/3

KLDR02.5TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2.5 A

End Cap

2.087 J

Nickel

200 kA

12 s

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

KLDR025.TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

25 A

End Cap

226 J

Nickel

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

CC

600 V

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

KLDR025TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

25 A

End Cap

226 J

200 kA

12 s

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

0216005.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

5 A

End Cap

27.46 J

-55 °C (-67 °F)

Nickel

1.5 kA

20 ms

27.46

Bulk

0.205 in (5.2 mm)

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)

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

125 °C (257 °F)

Fast

0216005MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

5 A

End Cap

27.46 J

-55 °C (-67 °F)

Tin

1.5 kA

10 ms

Bulk

0.205 in (5.2 mm)

e3

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CCC, CE, CSA, PSE, UL, VDE

125 °C (257 °F)

Fast

023303.5MXP

Littelfuse

Electric Fuse

Inline/Holder

125 V

3.5 A

End Cap

36.275 J

-55 °C (-67 °F)

10 kA

600 ms

Bulk

0.205 in (5.2 mm)

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; KC; PSE; UL

125 °C (257 °F)

Medium

0234003.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

26.24 J

-55 °C (-67 °F)

Tin

100 A

400 ms

26.24

Bulk

0.205 in (5.2 mm)

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; CSA; PSE; UL

125 °C (257 °F)

Medium

0234006.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6 A

End Cap

33.015 J

-55 °C (-67 °F)

Nickel

200 A

400 ms

33.015

Bulk

0.205 in (5.2 mm)

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; CSA; PSE; UL

125 °C (257 °F)

Medium

0234008.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

8 A

End Cap

80.675 J

-55 °C (-67 °F)

Nickel

200 A

400 ms

80.675

Bulk

0.205 in (5.2 mm)

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; CSA; PSE; UL

125 °C (257 °F)

Medium

0242.200UR

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

200 mA

Wraparound

3.8 mJ

-40 °C (-40 °F)

Matte Tin Over Nickel

4 kA

4 h

Rated Breaking Capacity at 250 VDC: 4000 A

0.0037

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)

0464004.DR

Littelfuse

Electric Fuse

Surface Mount

250 V

4 A

End Cap

15.1 J

-55 °C (-67 °F)

100 A

13.85

Tape And Reel

0.476 in (12.1 mm)

0.177 in (4.5 mm)

250 V

Nano

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

0.177 in (4.5 mm)

PSE; UMF

125 °C (257 °F)

Fast

0MIN003.V

Littelfuse

Electric Fuse

Inline/Holder

32 V

3 A

Tab/Blade

9.4 J

-40 °C (-40 °F)

1 kA

30 ms

Box

0.429 in (10.9 mm)

0.15 in (3.8 mm)

0.346 in (8.8 mm)

UL

125 °C (257 °F)

JLLN300.XXP

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

300 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

1.311 in (33.3 mm)

300 V

2.752 in (69.9 mm)

CE; CSA; CUL; UL

Fast

JLLN300P

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

300 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

1.311 in (33.3 mm)

2.752 in (69.9 mm)

CE; CSA; CUL; UL

Fast

KLDR.250TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

250 mA

End Cap

13.8 mJ

Nickel

200 kA

12 s

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

021502.5MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

2.5 A

End Cap

22.29 J

-55 °C (-67 °F)

Nickel

1.5 kA

10 ms

Pre Arcing Time: Open within 10 ms at 1000% Rated Current

22.29

Bulk

0.205 in (5.2 mm)

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)

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

125 °C (257 °F)

Time Lag

0215025.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

2.5 A

End Cap

22.29 J

-55 °C (-67 °F)

Tin

1.5 kA

Pre Arcing Time: Open within 10 ms at 1000% Rated Current

Bulk

0.205 in (5.2 mm)

e3

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

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

125 °C (257 °F)

Time Lag

021706.3HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

62.465 J

-55 °C (-67 °F)

Nickel

63 A

10 ms

62.465

Bulk

0.205 in (5.2 mm)

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)

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

125 °C (257 °F)

Very Fast

0217.063HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

63 mA

End Cap

560 μJ

-55 °C (-67 °F)

Tin

35 A

3 ms

Pre Arcing Time: Open within 0.01 s at 400% Rated Current

Bulk

0.205 in (5.2 mm)

e3

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CCC; CE; CSA; KC; SEMKO; UL; VDE

125 °C (257 °F)

Very Fast

02170.63HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

630 mA

End Cap

410 mJ

-55 °C (-67 °F)

35 A

10 ms

Pre Arcing Time: Open within 10 ms at 400% Rated Current

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

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

125 °C (257 °F)

Fast

0287040.PXCN

Littelfuse

Electric Fuse

Inline/Holder

32 V

40 A

Tab/Blade

3.3 kJ

-40 °C (-40 °F)

Tin

1 kA

80 ms

0.752 in (19.1 mm)

0.201 in (5.1 mm)

e3

0.752 x 0.201 x 0.484 in (19.1 x 5.1 x 12.3 mm)

0.74 in (18.8 mm)

CSA; UL

125 °C (257 °F)

0473005.MRT1L

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

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

0501010.WR

Littelfuse

Electric Fuse

Surface Mount

32 V

10 A

Wraparound

10.385 J

-55 °C (-67 °F)

Matte Tin Over Nickel

150 A

4 h

10.385

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.62 mm)

e3

32 V

4.27 mΩ

1206

0.126 x 0.064 x 0.032 in (3.2 x 1.62 x 0.82 mm)

0.032 in (0.82 mm)

CSA; UL

150 °C (302 °F)

Fast

FLSR125.XXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

125 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

1.787 in (45.4 mm)

Indicator

9.626 in (244.5 mm)

CSA; UL

Time Delay

FLSR200.XXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

200 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

1.787 in (45.4 mm)

Indicator

9.626 in (244.5 mm)

CSA; UL

Time Delay

0215008.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

8 A

End Cap

209.88 J

-55 °C (-67 °F)

Matte Tin

1.5 kA

10 ms

Pre Arcing Time: Open within 10 ms at 1000% Rated Current

209.88

Bulk

0.205 in (5.2 mm)

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; CSA; IEC; KC; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

0215008MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

8 A

End Cap

209.88 J

-55 °C (-67 °F)

Matte Tin

1.5 kA

10 ms

Pre Arcing Time: Open within 10 ms at 1000% Rated Current

209.88

Bulk

0.205 in (5.2 mm)

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; CSA; IEC; KC; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

021601.6MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

1.005 J

-55 °C (-67 °F)

Nickel

1.5 kA

20 ms

1.005

Bulk

0.205 in (5.2 mm)

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)

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

125 °C (257 °F)

Fast

0216016.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

16 A

End Cap

462.5 J

-55 °C (-67 °F)

Tin

750 A

462.5

Bulk

0.205 in (5.2 mm)

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; CSA; IEC; PSE; SEMKO; UL

125 °C (257 °F)

Fast

0242.100UR

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

100 mA

Wraparound

980 μJ

-40 °C (-40 °F)

Matte Tin Over Nickel

4 kA

4 h

Rated Breaking Capacity at 250 VDC: 4000 A

0.0009

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)

0313002.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

2 A

End Cap

77 J

-55 °C (-67 °F)

Nickel

100 A

4 h

77

Bulk

0.25 in (6.35 mm)

Supplemental

250 V

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)

Time Lag

0324025.MXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

25 A

Pin Wire

1.45 kJ

-55 °C (-67 °F)

Matte Tin

100 A

Rated Breaking Capacity at 125 VDC: 400 A

1450

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

044901.5MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.5 A

Wraparound

4.7 J

-55 °C (-67 °F)

Gold

50 A

2 ms

4.7

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

125 V

Nano

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

CUL; UL

125 °C (257 °F)

Slow

0451.250MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

250 mA

Wraparound

15.8 mJ

-55 °C (-67 °F)

Gold

50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

5 s

Nano

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

CSA; UL

125 °C (257 °F)

Very Fast

04512.50MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

2.5 A

Wraparound

1.029 J

-55 °C (-67 °F)

Gold with Nickel barrier

50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

0456025.ER

Littelfuse

Electric Fuse

Surface Mount

125 V

72 V

25 A

Wraparound

45 J

-55 °C (-67 °F)

Silver

100 A

Rated Breaking Capacity at 72 VDC: 500 A

45

Tape And Reel

0.397 in (10.08 mm)

0.12 in (3.05 mm)

e4

125 V

0.398 x 0.123 x 0.123 in (10.1 x 3.12 x 3.12 mm)

0.12 in (3.05 mm)

CSA; CUL; PSE; TUV; UL

125 °C (257 °F)

Very Fast

0501012.WRS

Littelfuse

Electric Fuse

Surface Mount

32 V

12 A

Wraparound

20.341 J

-55 °C (-67 °F)

Tin Over Nickel

150 A

4 h

20.341

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

e3

32 V

3.21 mΩ

1206

0.126 x 0.064 x 0.033 in (3.2 x 1.63 x 0.835 mm)

0.033 in (0.835 mm)

CSA; UL

150 °C (302 °F)

Fast

0501015.WR

Littelfuse

Electric Fuse

Surface Mount

32 V

15 A

Wraparound

36.1 J

-55 °C (-67 °F)

Matte Tin Over Nickel

150 A

4 h

36.1

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.62 mm)

e3

32 V

2.5 mΩ

1206

0.126 x 0.064 x 0.032 in (3.2 x 1.62 x 0.82 mm)

0.032 in (0.82 mm)

CSA; UL

150 °C (302 °F)

Fast

0FLQ025.T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

25 A

End Cap

10 kA

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

0FLQ02.5T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

2.5 A

End Cap

10 kA

0.406 in (10.31 mm)

500 V

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

0KLK003.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

3 A

End Cap

100 kA

Rated Breaking Capacity at 500 VDC: 50000 A

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

37005000410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

500 mA

Pin Wire

42 mJ

-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

37200630431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

63 mA

Pin Wire

27.8 mJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.02

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

KLKR01.5T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.5 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

CC

600 V

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE, CSA, UL

Fast

KLKR015.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

15 A

Tab/Blade

314 J

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

CC

600 V

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE, CSA, UL

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.