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

0234004.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

4 A

End Cap

10.37 J

-55 °C (-67 °F)

Nickel

200 A

400 ms

10.37

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

0239002.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

2 A

End Cap

50.585 J

-55 °C (-67 °F)

Nickel

100 A

4 h

50.585

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)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Time Lag

0448.062MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

62 mA

Wraparound

230 μJ

-55 °C (-67 °F)

Gold

50 A

5 s

0.0002

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; UL

125 °C (257 °F)

Very Fast

0453003.MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3 A

Wraparound

1.65 J

-55 °C (-67 °F)

Silver

50 A

5 s

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; PSE; UL

125 °C (257 °F)

Very Fast

0453003MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3 A

Wraparound

1.65 J

-55 °C (-67 °F)

Silver

50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

125 V

Nano

0.106 in (2.69 mm)

CSA, PSE, UL

125 °C (257 °F)

Very Fast

KLKD004.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

4 A

End Cap

19 mJ

-55 °C (-67 °F)

Nickel

100 kA

4 m

0.406 in (10.31 mm)

600 V

0.394 x 1.496 in (10 x 38 mm)

1.5 x 1.5 in (38.1 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; IEC; UL; VDE

125 °C (257 °F)

Fast

0218.630MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

630 mA

End Cap

4.675 J

-55 °C (-67 °F)

Nickel

35 A

20 ms

4.675

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; KC; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

0234002.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

2 A

End Cap

9.97 J

-55 °C (-67 °F)

Tin

100 A

400 ms

9.97

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

0314003.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

3 A

End Cap

14.6 J

-55 °C (-67 °F)

Nickel

100 A

Rated Breaking Capacity at 125 VDC: 10000 A

14.6

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)

Fast

0438002.WRGT

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

2 A

Wraparound

181 mJ

-55 °C (-67 °F)

50 A

5 s

Tape And Reel

0.062 in (1.582 mm)

0.033 in (0.83 mm)

32 V

49 mΩ

0603

0.062 x 0.033 x 0.02 in (1.582 x 0.83 x 0.508 mm)

0.02 in (0.508 mm)

CSA; CUL; UL

150 °C (302 °F)

Fast

0JTD200.XXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

200 A

Tab/Blade

159 kJ

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

1.5 in (38.1 mm)

600 V

Indicator

3 in (76.2 mm)

CSA; UL

Time Delay

KLKR010.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

10 A

Tab/Blade

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)

CE, CSA, UL

Fast

L50QS100.T

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

100 A

Tab/Blade

905 J

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 500 VDC: 50000 A

Bulk

1 in (25.4 mm)

500 V

10 ms

2.125 in (53.98 mm)

CE; CUL; UL

125 °C (257 °F)

Very Fast

0216.063MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

63 mA

End Cap

540 μJ

-55 °C (-67 °F)

Nickel

1.5 kA

20 ms

0.0005

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; SEMKO; UL; VDE

125 °C (257 °F)

Fast

021606.3MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

56.43 J

-55 °C (-67 °F)

Matte Tin

1.5 kA

20 ms

56.43

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; KC; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Fast

0217005.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

5 A

End Cap

42.795 J

-55 °C (-67 °F)

Nickel

50 A

10 ms

42.795

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)

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

125 °C (257 °F)

Very Fast

02170.05HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

50 mA

End Cap

490 μJ

-55 °C (-67 °F)

35 A

3 ms

Pre Arcing Time: Open within 3 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; UL; VDE

125 °C (257 °F)

Fast

021806.3MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

198.5 J

-55 °C (-67 °F)

Nickel

63 A

20 ms

198.5

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; KC; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

0218.063MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

63 mA

End Cap

46 mJ

-55 °C (-67 °F)

Nickel

35 A

10 ms

0.028

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; KC; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

0251015.MXL

Littelfuse

Electric Fuse

Through Hole Mount

32 V

32 V

15 A

Pin Wire

68.8 J

-55 °C (-67 °F)

Matte Tin

50 A

10 s

Pre Arcing Time: Open within 10 s at 200% Rated Current

68.8

Bulk

0.11 in (2.8 mm)

Supplemental

e3

32 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

025101.5MXL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

587 mJ

-55 °C (-67 °F)

Matte Tin

50 A

1 s

Pre Arcing Time: Open within 1 s at 200% Rated Current

0.587

Bulk

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; PSE; TUV; UL

125 °C (257 °F)

Very Fast

031302.5HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

2.5 A

End Cap

130 J

-55 °C (-67 °F)

Nickel

100 A

4 h

130

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; KTL; PSE; UL

125 °C (257 °F)

Time Lag

031302.5MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

2.5 A

End Cap

199 J

-60 °C (-76 °F)

Nickel

100 A

5 s

199

Bulk

0.25 in (6.35 mm)

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

0313025.HXP

Littelfuse

Electric Fuse

Inline/Holder

32 V

25 A

End Cap

16.5 kJ

-55 °C (-67 °F)

Nickel

300 A

4 h

16500

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)

UL

125 °C (257 °F)

Time Lag

0313025.MXP

Littelfuse

Electric Fuse

Inline/Holder

32 V

25 A

End Cap

16.5 kJ

-60 °C (-76 °F)

Nickel

300 A

5 s

16500

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)

UL

125 °C (257 °F)

Time Lag

0TLS080.TXLSE

Littelfuse

Electric Fuse

Inline/Holder

170 V

80 A

Tab/Blade

100 kA

Bulk

0.563 in (14.3 mm)

0.877 in (22.28 mm)

CUL; IEC; TUV; UL

SPFJ160.XXL

Littelfuse

Electric Fuse

Inline/Holder

600 V

1 KV

160 A

Tab/Blade

47.465 kJ

20 kA

10 m

Rated Breaking Capacity at 1000 VDC: 20000 A

Bulk

1.5 in (38.1 mm)

Midget

3.012 in (76.5 mm)

CE; IEC; UL

0215010.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

10 A

Pin Wire

333.565 J

-55 °C (-67 °F)

Matte Tin

1.5 kA

10 ms

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

333.56

Bulk

0.228 in (5.8 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)

0.886 in (22.5 mm)

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

125 °C (257 °F)

Time Lag

0215010MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

10 A

Pin Wire

333.565 J

-55 °C (-67 °F)

Matte Tin

1.5 kA

10 ms

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

333.56

Bulk

0.228 in (5.8 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)

0.886 in (22.5 mm)

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

125 °C (257 °F)

Time Lag

0217.315MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

110 mJ

-55 °C (-67 °F)

Nickel

35 A

10 ms

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; SEMKO; UL; VDE

125 °C (257 °F)

Very Fast

02173.15MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

75 V

3.15 A

End Cap

17.72 J

-55 °C (-67 °F)

Nickel

35 A

10 ms

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)

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

125 °C (257 °F)

Very Fast

032601.5MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

1.5 A

End Cap

59.7 J

-55 °C (-67 °F)

Nickel

100 A

5 s

Rated Breaking Capacity at 125 VDC: 10000 A

40.1

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; PSE; UL

125 °C (257 °F)

Time Delay

0326015.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

15 A

End Cap

245 J

-55 °C (-67 °F)

Nickel

400 A

5 s

Rated Breaking Capacity at 125 VDC: 600 A

245

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; TUV; UL

125 °C (257 °F)

Time Delay

04511.00MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1 A

Wraparound

459 mJ

-55 °C (-67 °F)

Gold

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

0451.100MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

100 mA

Wraparound

1.38 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

045110.0MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

10 A

Wraparound

26.46 J

-55 °C (-67 °F)

Gold

35 A

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; PSE; UL

125 °C (257 °F)

Very Fast

04653.15DR

Littelfuse

Electric Fuse

Surface Mount

250 V

3.15 A

Wraparound

32.4 J

-55 °C (-67 °F)

Silver

100 A

10 ms

31.7

Tape And Reel

0.476 in (12.1 mm)

0.177 in (4.5 mm)

e4

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)

CE; CUL; PSE; UKCA; UL

125 °C (257 °F)

Time Lag

0JLS030.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

30 A

End Cap

200 kA

Bulk

0.811 in (20.6 mm)

2.252 in (57.2 mm)

CE; CSA; QPL; UL

Fast

0TLS080.TXLS

Littelfuse

Electric Fuse

Inline/Holder

170 V

80 A

Tab/Blade

100 kA

Bulk

0.563 in (14.3 mm)

0.877 x 0.563 in (22.28 x 14.3 mm)

0.877 in (22.28 mm)

CUL; IEC; TUV; UL

473.5

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

-55 °C (-67 °F)

0.125 in (3.17 mm)

125 V

0.28 in (7.11 mm)

125 °C (257 °F)

CCMR002.TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2 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

02153.15MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

3.15 A

Pin Wire

43.255 J

-55 °C (-67 °F)

Nickel

1.5 kA

10 ms

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

43.255

Bulk

0.228 in (5.8 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)

0.886 in (22.5 mm)

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

125 °C (257 °F)

Time Lag

0215.315MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

315 mA

Pin Wire

975 mJ

-55 °C (-67 °F)

Tin

1.5 kA

5 ms

Pre Arcing Time: Open within 5 ms at 1000% Rated Current

0.975

Bulk

0.236 in (6 mm)

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)

CE; IEC; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

0217.100HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

100 mA

End Cap

2.6 mJ

-55 °C (-67 °F)

Nickel

35 A

3 ms

0.0045

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; SEMKO; UL; VDE

125 °C (257 °F)

Very Fast

0217002.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

2 A

End Cap

5.73 J

-55 °C (-67 °F)

Nickel

35 A

10 ms

5.73

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

021710.0HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

10 A

End Cap

217.635 J

-55 °C (-67 °F)

Tin

100 A

10 ms

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

Bulk

0.205 in (5.2 mm)

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CE; CUL; KC; PSE; UL; VDE

125 °C (257 °F)

Fast

0287002.PXCN

Littelfuse

Electric Fuse

Inline/Holder

32 V

2 A

Tab/Blade

1.4 J

-40 °C (-40 °F)

1 kA

20 ms

0.752 in (19.1 mm)

0.201 in (5.1 mm)

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)

0312010.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

10 A

End Cap

298 J

-55 °C (-67 °F)

Nickel

200 A

5 s

298

Bulk

0.25 in (6.35 mm)

250 V

3AG

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)

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.