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

0322025MXP

Littelfuse

Electric Fuse

25 A

End Cap

-55 °C (-67 °F)

Nickel

200 A

4 h

325

0.25 in (6.35 mm)

Supplemental

65 V

3AB

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE, UL

125 °C (257 °F)

Very Fast

0322025.MXP

Littelfuse

Electric Fuse

Inline/Holder

65 V

25 A

End Cap

325 J

-55 °C (-67 °F)

200 A

1 s

325

Bulk

0.25 in (6.35 mm)

65 V

3AB

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; UL

125 °C (257 °F)

Very Fast

0437001.WRA

Littelfuse

Electric Fuse

Surface Mount

63 V

63 V

1 A

Wraparound

100 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

1 s

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

e3

1206

0.033 in (0.835 mm)

AEC-Q200; CSA; CUL; UL

150 °C (302 °F)

Fast

0437003.WR

Littelfuse

Electric Fuse

Surface Mount

45 V

63 V

3 A

Wraparound

506 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

1 s

0.506

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

e3

35 V

1206

0.126 x 0.064 x 0.032 in (3.2 x 1.63 x 0.82 mm)

0.033 in (0.835 mm)

CSA; CUL; UL

150 °C (302 °F)

Fast

0437003.WRA

Littelfuse

Electric Fuse

Surface Mount

45 V

63 V

3 A

Wraparound

506 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

1 s

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

e3

1206

0.033 in (0.835 mm)

AEC-Q200; CSA; CUL; UL

150 °C (302 °F)

Fast

0438001.WRA

Littelfuse

Electric Fuse

Surface Mount

32 V

63 V

1 A

Wraparound

59.3 mJ

-55 °C (-67 °F)

Tin Over Nickel

50 A

5 s

Pre Arcing Time: Open within 5 s at 250% Rated Current

Tape And Reel

0.062 in (1.575 mm)

0.033 in (0.85 mm)

32 V

310 mΩ

0603

0.02 in (0.508 mm)

AEC-Q200; CSA; CUL; UL

150 °C (302 °F)

Fast

0466003.NRHF

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

3 A

Wraparound

576 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

200 ms

0.576

Tape And Reel

0.125 in (3.175 mm)

0.06 in (1.524 mm)

Supplemental

e3

32 V

1206

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

0.023 in (0.584 mm)

CSA; TUV; UL

90 °C (194 °F)

Fast

142.5631.6122

Littelfuse

Electric Fuse

Inline/Holder

58 V

125 A

Tab/Blade

62.5 kJ

-40 °C (-40 °F)

Matte Tin

1 kA

62500

0.63 in (16 mm)

0.472 in (12 mm)

e3

58 V

0.472 x 0.307 x 0.63 in (12 x 7.8 x 16 mm)

0.315 in (8 mm)

UL

125 °C (257 °F)

37202000001

Littelfuse

Electric Fuse

Through Hole Mount

250 V

200 mA

Pin Wire

312 mJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.2

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; KC; UL; VDE

85 °C (185 °F)

Time Lag

37205000431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

500 mA

Pin Wire

2 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

1.3

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

37215000411

Littelfuse

Electric Fuse

Through Hole Mount

250 V

5 A

Pin Wire

115 J

-40 °C (-40 °F)

Matte Tin

50 A

20 ms

94

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

0216.500MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

500 mA

Pin Wire

165 mJ

-55 °C (-67 °F)

Matte Tin

1.5 kA

20 ms

0.165

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)

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

125 °C (257 °F)

Fast

0218.200MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

200 mA

End Cap

341 mJ

-55 °C (-67 °F)

Nickel

35 A

20 ms

0.341

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; SEV; UL; VDE

125 °C (257 °F)

Time Lag

02183.15HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3.15 A

End Cap

38.15 J

-55 °C (-67 °F)

Nickel

35 A

38.15

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

0218.315HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

1.11 J

-55 °C (-67 °F)

Nickel

35 A

1.11

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; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

0251.062HAT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

62 mA

Pin Wire

110 μJ

-55 °C (-67 °F)

Tin

50 A

1 s

Rated Breaking Capacity at 125 VDC: 300 A

Ammo Pack

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)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

0297002.L

Littelfuse

Electric Fuse

Inline/Holder

32 V

2 A

Tab/Blade

9 J

-40 °C (-40 °F)

1 kA

30 ms

2.8

0.429 in (10.9 mm)

0.15 in (3.8 mm)

32 V

Mini

0.429 x 0.15 x 0.346 in (10.9 x 3.8 x 8.8 mm)

0.346 in (8.8 mm)

UL

125 °C (257 °F)

0451.062MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

62 mA

Wraparound

190 μJ

-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

04643.15DR

Littelfuse

Electric Fuse

Surface Mount

250 V

3.15 A

Wraparound

9.4 J

-55 °C (-67 °F)

Silver

100 A

1 ms

Pre Arcing Time: Open within 1 ms at 1000% Rated Current

8.05

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)

PSE; UMF

125 °C (257 °F)

Fast

0473003MRT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

21 J

-55 °C (-67 °F)

Tin

50 A

Tape And Reel

0.28 in (7.11 mm)

e3

0.28 x 0.135 in (7.11 x 3.43 mm)

0.135 in (3.43 mm)

CSA; UL

125 °C (257 °F)

Slow

0473003.MRT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

21 J

-60 °C (-76 °F)

Tin

50 A

2 ms

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

21

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

39212000440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2 A

Pin Wire

29 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

21

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

250 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

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

125 °C (257 °F)

Time Lag

021502.5MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

2.5 A

Pin Wire

22.29 J

-55 °C (-67 °F)

Matte Tin

1.5 kA

10 ms

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

22.29

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)

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

125 °C (257 °F)

Time Lag

0234005.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

5 A

End Cap

20.645 J

-55 °C (-67 °F)

Nickel

200 A

400 ms

20.645

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

0297015.H

Littelfuse

Electric Fuse

Inline/Holder

32 V

15 A

Tab/Blade

308 J

-40 °C (-40 °F)

1 kA

30 ms

270

0.429 in (10.9 mm)

0.15 in (3.8 mm)

32 V

Mini

0.429 x 0.15 x 0.346 in (10.9 x 3.8 x 8.8 mm)

0.346 in (8.8 mm)

UL

125 °C (257 °F)

0437002.WRA

Littelfuse

Electric Fuse

Surface Mount

63 V

63 V

2 A

Wraparound

144 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

1 s

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

e3

1206

0.033 in (0.835 mm)

AEC-Q200; CSA; CUL; UL

150 °C (302 °F)

Fast

044002.5WR

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

2.5 A

Wraparound

819.1 mJ

-55 °C (-67 °F)

Tin Over Nickel

50 A

4 h

0.079

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

e3

32 V

1206

0.126 x 0.064 x 0.032 in (3.2 x 1.63 x 0.82 mm)

0.032 in (0.82 mm)

CSA; UL

150 °C (302 °F)

0451012.MRL

Littelfuse

Electric Fuse

Surface Mount

65 V

65 V

12 A

Wraparound

47.97 J

-55 °C (-67 °F)

Gold

100 A

20 s

Rated Breaking Capacity at 65 VDC: 150 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

65 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)

CE; CSA; CUL; TUV; UL

125 °C (257 °F)

Very Fast

0460002UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

2 A

Wraparound

7.6 J

-55 °C (-67 °F)

Tin Over Nickel

50 A

Rated Breaking Capacity at 125 VDC: 50 A

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Slow

0460002.UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

2 A

J Bend

7.6 J

-55 °C (-67 °F)

Tin

50 A

100 ms

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Slow

0FLQ010.T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

10 A

End Cap

Nickel

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

36916300440

Littelfuse

Electric Fuse

Through Hole Mount

300 V

300 V

6.3 A

Pin Wire

160.74 J

-40 °C (-40 °F)

Tin

50 A

20 s

126

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

300 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

CUL; UL; VDE

85 °C (185 °F)

Time Lag

37006300410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

630 mA

Pin Wire

76 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

37211000431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

7.5 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

5.5

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; PSE; UL; VDE

85 °C (185 °F)

Time Lag

0314025.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

25 A

End Cap

1.45 kJ

-55 °C (-67 °F)

Nickel

100 A

Rated Breaking Capacity at 75 VDC: 400 A

1450

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; KC; PSE; UL

125 °C (257 °F)

Fast

0453004.MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

4 A

Wraparound

3.152 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)

CE; CSA; CUL; PSE; TUV; UL

125 °C (257 °F)

Very Fast

0453004MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

4 A

Wraparound

3.152 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

0466.750NRHF

Littelfuse

Electric Fuse

Surface Mount

63 V

63 V

750 mA

Wraparound

27.6 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

200 ms

0.02

Tape And Reel

0.125 in (3.175 mm)

0.06 in (1.524 mm)

Supplemental

e3

63 V

1206

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

0.023 in (0.584 mm)

CE; CSA; TUV; UL

90 °C (194 °F)

Fast

0466004.NR

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

4 A

Wraparound

1.024 J

-55 °C (-67 °F)

Matte Tin Over Nickel

35 A

200 ms

Pre Arcing Time: Open within 0.2 s at 300% Rated Current

1.024

Tape And Reel

0.125 in (3.18 mm)

0.06 in (1.52 mm)

e3

32 V

1206

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

0468003.NRHF

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

3 A

Wraparound

1.27 J

-55 °C (-67 °F)

Matte Tin

50 A

1.500 ms

Pre Arcing Time: Open within 1.5 ms at 800% Rated Current

1.27

Tape And Reel

0.125 in (3.18 mm)

0.06 in (1.52 mm)

e3

32 V

1206

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

0.025 in (0.635 mm)

CSA; CUL; UL

90 °C (194 °F)

Time Delay

021706.3MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

60 V

6.3 A

End Cap

62.465 J

-55 °C (-67 °F)

Nickel

63 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; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Very Fast

02170.63MXP

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

0217.063MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

63 mA

End Cap

560 μJ

-55 °C (-67 °F)

Nickel

35 A

3 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; SEMKO; UL; VDE

125 °C (257 °F)

Very Fast

0218.032HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

32 mA

End Cap

11 mJ

-55 °C (-67 °F)

Tin

35 A

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; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

0297015.U

Littelfuse

Electric Fuse

Inline/Holder

32 V

15 A

Tab/Blade

308 J

-40 °C (-40 °F)

1 kA

30 ms

270

0.429 in (10.9 mm)

0.15 in (3.8 mm)

32 V

Mini

0.429 x 0.15 x 0.346 in (10.9 x 3.8 x 8.8 mm)

0.346 in (8.8 mm)

UL

125 °C (257 °F)

0298080.ZXEH

Littelfuse

Electric Fuse

Inline/Holder

32 V

80 A

Tab/Blade

21.5 kJ

-40 °C (-40 °F)

2 kA

100 ms

Bulk

1.15 in (29.2 mm)

0.748 in (19 mm)

32 V

Mega

1.15 x 0.75 x 0.42 in (29.21 x 19.05 x 10.67 mm)

0.39 in (9.9 mm)

125 °C (257 °F)

Time Delay

0298080ZXEH

Littelfuse

Electric Fuse

Inline/Holder

32 V

80 A

Tab/Blade

-40 °C (-40 °F)

Silver

2 kA

Bulk

1.15 in (29.21 mm)

0.75 in (19.05 mm)

e4

1.15 x 0.75 x 0.42 in (29.21 x 19.05 x 10.67 mm)

0.42 in (10.67 mm)

125 °C (257 °F)

0313.500HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

500 mA

End Cap

2.55 J

-55 °C (-67 °F)

Nickel

35 A

4 h

2.55

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; UL

125 °C (257 °F)

Time Lag

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.