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

257015

Littelfuse

Electric Fuse

Inline/Holder

32 V

15 A

Tab/Blade

340 J

Tin Copper

1 kA

80 ms

Pre Arcing Time: Open within 0.08 s at 350% Rated Current

0.75 in (19.05 mm)

0.2 in (5.08 mm)

ATO

e2

32 V

0.75 x 0.2 x 0.48 in (19.05 x 5.08 x 12.19 mm)

0.48 in (12.19 mm)

CSA; UL

Fast

272.062

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

63 mA

Tab/Blade

120 μJ

-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

37001000000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

3.8 mJ

-40 °C (-40 °F)

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

37402000410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

200 mA

Pin Wire

146 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

37418000410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

8 A

Pin Wire

220.8 J

-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)

UL

85 °C (185 °F)

Time Lag

AGC1

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

1 A

End Cap

0.25 in (6.35 mm)

32 V

3AG

1.25 in (31.75 mm)

CCMR007.TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

7 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

600 V

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

JLLS125.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

125 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

1.079 in (27.4 mm)

600 V

1.657 in (42.1 mm)

CE; CSA; UL

Fast

KLDR.500TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

500 mA

End Cap

87.7 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

KLDR.600TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

600 mA

End Cap

140.4 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

KLKR002.

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2 A

End Cap

Nickel

200 kA

Rated Breaking Capacity at 600 VDC: 20000 A

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

Fast

KLKR002

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2 A

Tab/Blade

Nickel

200 kA

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

Fast

LA15QS1000-4IL

Littelfuse

Electric Fuse

Inline/Holder

150 V

150 V

1 kA

Tab/Blade

520 J

100 kA

Rated Breaking Capacity at 150 VDC: 100000 A

1.5 in (38.1 mm)

1.5 x 1.252 in (38.1 x 31.8 mm)

1.252 in (31.8 mm)

UL

Very Fast

MAX30

Littelfuse

Electric Fuse

Inline/Holder

32 V

30 A

Tab/Blade

4.1 kJ

-40 °C (-40 °F)

1 kA

40 ms

Box

1.15 in (29.2 mm)

0.346 in (8.8 mm)

0.85 in (21.6 mm)

UL

125 °C (257 °F)

Slow

R452001.MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1 A

End Cap

1.98 J

-55 °C (-67 °F)

Gold

50 A

452

Rated Breaking Capacity at 125 VDC: 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; UL

125 °C (257 °F)

Slow

SPFJ350.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

1 KV

350 A

Tab/Blade

232 kJ

200 kA

12 m

Rated Breaking Capacity at 1000 VDC: 20000 A

Bulk

2 in (50.8 mm)

Midget

2 x 3.374 in (50.8 x 85.7 mm)

3.374 in (85.7 mm)

CE; IEC; UL; VDE

02131.25MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.25 A

End Cap

27.15 J

-55 °C (-67 °F)

Nickel

35 A

20 ms

27.15

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.228 x 0.886 in (5.8 x 22.5 mm)

0.787 in (20 mm)

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

125 °C (257 °F)

Time Lag

0216.200HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

200 mA

End Cap

4.39 mJ

-55 °C (-67 °F)

Tin

1.5 kA

0.0043

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)

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

125 °C (257 °F)

Fast

0218005.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

5 A

End Cap

111 J

-55 °C (-67 °F)

Nickel

50 A

20 ms

111

Bulk

0.205 in (5.2 mm)

Supplemental

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; UL; VDE

125 °C (257 °F)

Time Lag

0234005.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

5 A

Pin Wire

20.645 J

-55 °C (-67 °F)

Tin

200 A

400 ms

20.645

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

0257015.L

Littelfuse

Electric Fuse

Inline/Holder

32 V

15 A

Tab/Blade

340 J

-40 °C (-40 °F)

Tin

1 kA

100 ms

Bulk

0.752 in (19.1 mm)

0.201 in (5.1 mm)

e3

0.74 in (18.8 mm)

UL

105 °C (221 °F)

0273003.H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

759 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

0313005.VXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

5 A

End Cap

140 J

-55 °C (-67 °F)

Nickel

200 A

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)

Time Lag

031303.2MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3.2 A

End Cap

209 J

-60 °C (-76 °F)

Nickel

100 A

5 s

209

Bulk

0.25 in (6.35 mm)

Supplemental

250 V

3AG

1.25 x 0.25 in (31.75 x 6.35 mm)

1.25 in (31.75 mm)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Time Lag

032603.2MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3.2 A

End Cap

214 J

-55 °C (-67 °F)

Nickel

100 A

5 s

214

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; KC; PSE; UL

125 °C (257 °F)

Time Delay

0452.375MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

375 mA

Wraparound

101 mJ

-55 °C (-67 °F)

Gold

50 A

2 ms

0.1

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)

CSA; CUL; UL

125 °C (257 °F)

Slow

0467.500NRHF

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

500 mA

Wraparound

8.7 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

200 ms

0.0087

Tape And Reel

0.063 in (1.6 mm)

0.032 in (0.813 mm)

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

0HEV040.ZXBD

Littelfuse

Electric Fuse

Inline/Holder

425 V

40 A

Tab/Blade

1.495 kJ

-40 °C (-40 °F)

10 kA

50 ms

0.406 in (10.3 mm)

425 V

1.531 in (38.9 mm)

CSA; UL

125 °C (257 °F)

0HEV050.ZXPCB2

Littelfuse

Electric Fuse

Inline/Holder

275 V

50 A

Tab/Blade

1.495 kJ

-40 °C (-40 °F)

Nickel

10 kA

50 ms

0.406 in (10.31 mm)

1.53 in (38.86 mm)

CSA; UL

125 °C (257 °F)

0KLK001.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

1 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

0SPF030.TXS

Littelfuse

Electric Fuse

Inline/Holder

1 KV

30 A

End Cap

3.29 kJ

Silver

50 kA

4 m

Bulk

0.406 in (10.31 mm)

e4

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CE; CSA; IEC; UL

313005P

Littelfuse

Electric Fuse

Inline/Holder

250 V

5 A

End Cap

140 J

200 A

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; METI; PSE; UL

Slow

37013150000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3.15 A

Pin Wire

3.1 J

-40 °C (-40 °F)

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; PSE; UL; VDE

85 °C (185 °F)

Fast

39505000000

Littelfuse

Electric Fuse

Through Hole Mount

125 V

500 mA

Pin Wire

25 mJ

-40 °C (-40 °F)

Matte Tin

100 A

1 m

Ammo Pack; Tape And Reel

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)

UL

85 °C (185 °F)

Fast

JTD400ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

400 A

Tab/Blade

1.055 MJ

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

2 in (50.8 mm)

Indicator

2.126 x 3.374 in (54 x 85.7 mm)

3.374 in (85.7 mm)

CSA; UL

Time Delay

0452.750MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

750 mA

Wraparound

904 mJ

-55 °C (-67 °F)

Gold

50 A

2 ms

0.904

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)

CSA; CUL; UL

125 °C (257 °F)

Slow

37213150411

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3.15 A

Pin Wire

77.395 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

60

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

0470002DRSNP

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

2 A

Wraparound

756.25 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

5 s

Tape And Reel

0.13 in (3.302 mm)

0.062 in (1.575 mm)

e3

1206

0.046 in (1.168 mm)

CUL; UL

125 °C (257 °F)

Fast

0470002.DRSNP

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

2 A

Wraparound

756.25 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

5 s

Tape And Reel

0.13 in (3.302 mm)

0.062 in (1.575 mm)

e3

1206

0.046 in (1.168 mm)

CUL; UL

125 °C (257 °F)

Fast

0508001MXP

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1 KV

1 A

End Cap

449 mJ

-55 °C (-67 °F)

10 kA

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; CUL; UL

125 °C (257 °F)

0251003.NRT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

Tin

50 A

4 ms

Pre-Arcing Time: Open within 4 ms at 1000% Rated Current

1.19

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)

CCC; CSA; CUL; PSE; TUV; UL

125 °C (257 °F)

Very Fast

0477002.MXP

Littelfuse

Electric Fuse

Inline/Holder

500 V

400 V

2 A

End Cap

9.12 J

-55 °C (-67 °F)

Nickel

100 A

10 ms

Rated Breaking Capacity at 400 VDC: 1500 A

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)

PSE

125 °C (257 °F)

Time Lag

0885002.DR

Littelfuse

Electric Fuse

Surface Mount

350 V

500 V

2 A

Wraparound

4.7 J

-40 °C (-40 °F)

100 A

1 s

Tape And Reel

0.428 in (10.86 mm)

0.188 in (4.78 mm)

Nano

0.428 x 0.188 x 0.188 in (10.86 x 4.78 x 4.78 mm)

0.188 in (4.78 mm)

CUL; TUV; UL

105 °C (221 °F)

0273.005H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

0 pJ

-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

0273005.H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 A

Pin Wire

2.21 J

-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

0272002.H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2 A

Pin Wire

300 mJ

-55 °C (-67 °F)

Nickel

10 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; QPL; UL

125 °C (257 °F)

Very Fast

0272.002H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2 mA

Pin Wire

0 pJ

-55 °C (-67 °F)

Tin

10 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; QPL; UL

125 °C (257 °F)

Very Fast

0298060.ZXB

Littelfuse

Electric Fuse

Inline/Holder

32 V

60 A

Tab/Blade

21 kJ

-40 °C (-40 °F)

Silver

2 kA

100 ms

Bulk

1.15 in (29.2 mm)

0.748 in (19 mm)

e4

32 V

Mega

1.15 x 0.75 x 0.39 in (29.2 x 19.05 x 9.9 mm)

0.39 in (9.9 mm)

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.