4 A Fuses 1,332

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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

02134.0MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

226.505 J

-55 °C (-67 °F)

40 A

20 ms

Bulk

0.217 in (5.5 mm)

0.197 x 0.787 in (5 x 20 mm)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Time Lag

0274004.0V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

4 A

Pin Wire

1.38 J

-55 °C (-67 °F)

10 kA

2 s

Bulk

0.25 in (6.35 mm)

Micro

0.35 in (8.89 mm)

CSA; QPL; UL

Very Fast

0BLS004.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

4 A

End Cap

10 kA

2 m

Bulk

0.406 in (10.31 mm)

0.394 x 1.378 in (10 x 35 mm)

1.375 in (34.925 mm)

CSA; UL

Fast

0273004.0H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

4 A

Pin Wire

1.38 J

-55 °C (-67 °F)

10 kA

2 s

Bulk

0.25 in (6.35 mm)

Micro

0.35 in (8.89 mm)

CSA; QPL; UL

85 °C (185 °F)

Very Fast

0835004.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

4 A

End Cap

110 J

-55 °C (-67 °F)

1.5 kA

10 ms

Bulk

0.205 in (5.2 mm)

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CCC; CUL; KC; PSE; TUV; UL

125 °C (257 °F)

Time Lag

01574.0DRT

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

4 A

Wraparound

34.4 J

-55 °C (-67 °F)

50 A

20 ms

Tape And Reel

0.256 in (6.5 mm)

0.106 in (2.69 mm)

Nano

0.106 in (2.69 mm)

CUL; PSE; UL

125 °C (257 °F)

Time Lag

0MIN004.ZXPRO

Littelfuse

Electric Fuse

Inline/Holder

32 V

4 A

Tab/Blade

17 J

-40 °C (-40 °F)

1 kA

30 ms

Bulk

0.429 in (10.9 mm)

0.15 in (3.8 mm)

0.346 in (8.8 mm)

UL

125 °C (257 °F)

37014000430

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

6.7 J

-40 °C (-40 °F)

Tin

40 A

20 ms

Ammo Pack; Tape

0.335 in (8.5 mm)

e3

TR5

0.315 in (8 mm)

CCC; CE; CUL; PSE; UL; VDE

85 °C (185 °F)

Fast

672004MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

8.86 J

50 A

5 s

Bulk

0.154 in (3.9 mm)

0.142 x 0.394 in (3.6 x 10 mm)

0.433 in (11 mm)

CSA; UL

Fast

0FLM004T

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

4 A

End Cap

10 kA

12 s

Pre Arcing Time: Open within 12 s at 200% Rated Current

Bulk

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CE; CSA; QPL; UL

Time Delay

02134MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

226.505 J

-55 °C (-67 °F)

40 A

20 ms

Pre Arcing Time: Open within 0.02 s at 1000% Rated Current

Bulk

0.217 in (5.5 mm)

0.197 x 0.787 in (5 x 20 mm)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Time Lag

02134HX

Littelfuse

Electric Fuse

Inline/Holder

250 V

4 A

End Cap

226.505 J

-55 °C (-67 °F)

40 A

20 ms

Pre Arcing Time: Open within 0.02 s at 1000% Rated Current

Bulk

0.205 in (5.2 mm)

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

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

125 °C (257 °F)

Time Lag

KLSR0004

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

4 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

0232004.MRET1P

Littelfuse

Electric Fuse

Inline/Holder

250 V

4 A

End Cap

37.73 J

-60 °C (-76 °F)

10 kA

2 m

Pre Arcing Time: Open within 2 m at 200% Rated Current

Tape And Reel

0.205 in (5.2 mm)

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CE; KC; PSE

125 °C (257 °F)

Medium

KLNR0004

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

4 A

End Cap

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

0.563 in (14.3 mm)

2 in (50.8 mm)

CE; CSA; UL

Fast

0KLC004.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

4 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

0.563 in (14.3 mm)

1.874 in (47.6 mm)

CSA; UL

125 °C (257 °F)

Very Fast

LLNRK004.V

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

4 A

End Cap

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

0.563 in (14.3 mm)

2 in (50.8 mm)

CE; CSA; UL; QPL

Time Delay

0232004.MRET1125P

Littelfuse

Electric Fuse

Inline/Holder

125 V

4 A

End Cap

37.73 J

-60 °C (-76 °F)

10 kA

2 m

Pre Arcing Time: Open within 2 m at 200% Rated Current

Tape And Reel

0.205 in (5.2 mm)

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CE; KC; PSE

125 °C (257 °F)

Medium

0RLS004.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

4 A

End Cap

10 kA

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

0RLN004.T

Littelfuse

Electric Fuse

Inline/Holder

250 V

4 A

End Cap

10 kA

0.563 in (14.3 mm)

2 in (50.8 mm)

CE; CSA; UL

LLSRK004.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

4 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

Indicator

5 in (127 mm)

CE; CSA; UL; QPL

Time Delay

L60S004.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

4 A

End Cap

-55 °C (-67 °F)

200 kA

Box

0.811 in (20.6 mm)

5 in (127 mm)

CSA; UL

125 °C (257 °F)

Very Fast

L15S004.T

Littelfuse

Electric Fuse

Inline/Holder

150 V

150 V

4 A

End Cap

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 150 VDC: 20000 A

Box

0.406 in (10.3 mm)

1.5 in (38.1 mm)

CSA; UL

125 °C (257 °F)

Very Fast

02174.0MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

60 V

4 A

Pin Wire

29.165 J

-55 °C (-67 °F)

40 A

10 ms

Rated Breaking Capacity at 60 VDC: 70 A, Pre Arcing Time: Open within 10 ms at 400% Rated Current

Tape And Reel

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

02174.0MXGP

Littelfuse

Electric Fuse

Inline/Holder

250 V

60 V

4 A

End Cap

29.165 J

-55 °C (-67 °F)

40 A

10 ms

Rated Breaking Capacity at 60 VDC: 70 A, 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; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Fast

02174.0MXBP

Littelfuse

Electric Fuse

Inline/Holder

250 V

60 V

4 A

End Cap

29.165 J

-55 °C (-67 °F)

40 A

10 ms

Rated Breaking Capacity at 60 VDC: 70 A, 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; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Fast

02174.0HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

60 V

4 A

End Cap

29.165 J

-55 °C (-67 °F)

40 A

10 ms

Rated Breaking Capacity at 60 VDC: 70 A, 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; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Fast

D0Z14G4

Littelfuse

Electric Fuse

Inline/Holder

380 V

250 V

4 A

End Cap

50 kA

D0Z1

Rated Breaking Capacity at 250 VDC: 50000 A

0.433 in (11 mm)

Indicator

0.433 x 1.417 in (11 x 36 mm)

1.417 in (36 mm)

DIN; IEC; VDE

Fast

0481004.HXLM

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

4 A

End Cap

36 J

-55 °C (-67 °F)

300 A

5 m

0.839 in (21.3 mm)

0.228 in (5.8 mm)

125 V

Alarm; Indicator

0.772 in (19.6 mm)

CSA; UL

125 °C (257 °F)

Fast

1941400040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

15 J

-25 °C (-13 °F)

1.5 kA

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; UL; VDE

70 °C (158 °F)

Very Fast

0253004.NXT3

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

4 A

Pin Wire

2.45 J

-55 °C (-67 °F)

Tin

50 A

4 ms

Rated Breaking Capacity at 125 VDC: 300 A, 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; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0225004.HXUP

Littelfuse

Electric Fuse

4 A

End Cap

-55 °C (-67 °F)

Tin

100 A

4 h

9.4

0.189 in (4.8 mm)

e3

125 V

2AG

0.189 x 0.587 in (4.8 x 14.9 mm)

0.587 in (14.9 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

Fast

043304.0NR

Littelfuse

Electric Fuse

Surface Mount

24 V

24 V

4 A

Wraparound

1.024 J

-55 °C (-67 °F)

Tin Lead

50 A

Rated Breaking Capacity at 24 VDC: 50 A

Tape And Reel

0.125 in (3.18 mm)

0.06 in (1.52 mm)

e0

0.125 x 0.06 x 0.023 in (3.18 x 1.52 x 0.58 mm)

0.023 in (0.58 mm)

CSA; UL

90 °C (194 °F)

Very Fast

268004

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

4 A

Pin Wire

-55 °C (-67 °F)

Gold

10 kA

Rated Breaking Capacity at 125 VDC: 10000 A

0.235 in (5.97 mm)

e4

0.235 x 0.29 in (5.97 x 7.37 mm)

0.29 in (7.37 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0453004.

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

4 A

End Cap

3.152 J

Silver

50 A

0453

e4

CSA; UL

Very Fast

CCMR004

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

4 A

End Cap

1.87 kJ

200 kA

Rated Breaking Capacity at 250 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

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.