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

028707.5.PXCN

Littelfuse

Electric Fuse

Inline/Holder

32 V

7.5 A

Tab/Blade

60 J

-40 °C (-40 °F)

Tin

1 kA

Bulk

0.752 in (19.1 mm)

0.201 in (5.1 mm)

e3

20 ms

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

0.484 in (12.3 mm)

CUL; UL

105 °C (221 °F)

0ATO040.V

Littelfuse

Electric Fuse

Inline/Holder

32 V

40 A

Tab/Blade

3.3 kJ

-40 °C (-40 °F)

1 kA

150 ms

Box

0.752 in (19.1 mm)

0.201 in (5.1 mm)

0.484 in (12.3 mm)

CSA; UL

125 °C (257 °F)

0437.500WR

Littelfuse

Electric Fuse

Surface Mount

63 V

63 V

500 mA

Wraparound

18 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

5 s

0.018

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

e3

63 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

045401.5MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.5 A

Wraparound

3.65 J

-55 °C (-67 °F)

Silver

50 A

2 ms

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

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

0466001.NR

Littelfuse

Electric Fuse

Surface Mount

63 V

63 V

1 A

Wraparound

42.3 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

200 ms

0.0423

Tape And Reel

0.125 in (3.175 mm)

0.06 in (1.524 mm)

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

029707.5WXNV

Littelfuse

Electric Fuse

Inline/Holder

32 V

7.5 A

Tab/Blade

82 J

-40 °C (-40 °F)

Silver

1 kA

30 ms

68

0.429 in (10.9 mm)

0.15 in (3.8 mm)

e4

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)

029707.5.WXNV

Littelfuse

Electric Fuse

Inline/Holder

32 V

7.5 A

Tab/Blade

68 J

-40 °C (-40 °F)

1 kA

30 ms

0.429 in (10.9 mm)

0.15 in (3.8 mm)

Mini

0.346 in (8.8 mm)

UL

125 °C (257 °F)

0242.050UR

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

50 mA

Wraparound

100 μJ

-40 °C (-40 °F)

Silver

4 kA

4 h

Rated Breaking Capacity at 250 VDC: 4000 A

0.0001

Tape And Reel

0.119 in (3.02 mm)

e4

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)

0287005.PXCN

Littelfuse

Electric Fuse

Inline/Holder

32 V

5 A

Tab/Blade

26 J

-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)

0437002.WR

Littelfuse

Electric Fuse

Surface Mount

63 V

63 V

2 A

Wraparound

225 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

1 s

0.225

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

e3

63 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

0297005.WXT

Littelfuse

Electric Fuse

Inline/Holder

32 V

5 A

Tab/Blade

37 J

-40 °C (-40 °F)

1 kA

30 ms

0.429 in (10.9 mm)

0.15 in (3.8 mm)

32 V

Mini

0.346 in (8.8 mm)

UL

125 °C (257 °F)

0297005.U

Littelfuse

Electric Fuse

Inline/Holder

32 V

5 A

Tab/Blade

37 J

-40 °C (-40 °F)

Silver

1 kA

30 ms

25

0.429 in (10.9 mm)

0.15 in (3.8 mm)

e4

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)

0314002.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

2 A

End Cap

5.7 J

-55 °C (-67 °F)

Nickel

100 A

Rated Breaking Capacity at 125 VDC: 10000 A

11

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)

Fast

0468.500NRHF

Littelfuse

Electric Fuse

Surface Mount

63 V

63 V

500 mA

Wraparound

31 mJ

-55 °C (-67 °F)

Matte Tin

50 A

1.500 ms

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

0.031

Tape And Reel

0.125 in (3.18 mm)

0.06 in (1.52 mm)

e3

63 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

39215000000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

5 A

Pin Wire

106.25 J

-40 °C (-40 °F)

Matte Tin

50 A

20 ms

90

Ammo Pack; Tape

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

0501020.WR

Littelfuse

Electric Fuse

Surface Mount

32 V

20 A

Wraparound

54.76 J

-55 °C (-67 °F)

Tin Over Nickel

150 A

4 h

54.76

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.62 mm)

e3

32 V

2 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

0218.315MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

1.11 J

-55 °C (-67 °F)

Tin

35 A

20 ms

1.11

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; KC; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

02183.15MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3.15 A

End Cap

38.15 J

-55 °C (-67 °F)

Nickel

35 A

20 ms

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

125 °C (257 °F)

Time Lag

0452.500MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

500 mA

Wraparound

240 mJ

-55 °C (-67 °F)

Gold

50 A

2 ms

0.24

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

0287003.PXCN

Littelfuse

Electric Fuse

Inline/Holder

32 V

3 A

Tab/Blade

7.4 J

-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)

0287005.L

Littelfuse

Electric Fuse

Inline/Holder

32 V

5 A

Tab/Blade

26 J

-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)

0ATO010.V

Littelfuse

Electric Fuse

Inline/Holder

32 V

10 A

Tab/Blade

115 J

-40 °C (-40 °F)

1 kA

100 ms

Box

0.752 in (19.1 mm)

0.201 in (5.1 mm)

0.484 in (12.3 mm)

CSA; UL

125 °C (257 °F)

0213.500MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

500 mA

End Cap

2.905 J

-55 °C (-67 °F)

Tin

35 A

20 ms

2.905

Bulk

0.205 in (5.2 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)

0.787 in (20 mm)

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

125 °C (257 °F)

Time Lag

0297010.WXT

Littelfuse

Electric Fuse

Inline/Holder

32 V

10 A

Tab/Blade

122 J

-40 °C (-40 °F)

1 kA

30 ms

0.429 in (10.9 mm)

0.15 in (3.8 mm)

32 V

Mini

0.346 in (8.8 mm)

UL

125 °C (257 °F)

JLLS050.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

50 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.992 in (25.2 mm)

600 V

1.563 in (39.7 mm)

CE; CSA; UL

Fast

0218.050MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

50 mA

Pin Wire

27 mJ

-55 °C (-67 °F)

Tin

35 A

10 ms

0.017

Bulk

0.22 in (5.6 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)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Time Lag

0297005.L

Littelfuse

Electric Fuse

Inline/Holder

32 V

5 A

Tab/Blade

37 J

-40 °C (-40 °F)

Silver

1 kA

30 ms

25

0.429 in (10.9 mm)

0.15 in (3.8 mm)

e4

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)

KLKD003.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

3 A

End Cap

-55 °C (-67 °F)

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

0313003.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

200 J

-60 °C (-76 °F)

Nickel

100 A

5 s

200

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; KC; PSE; UL

125 °C (257 °F)

Time Lag

3182.25

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

2.25 A

Pin Wire

7.2 J

Tin Lead

35 A

0.276 in (7 mm)

e0

0.276 x 1.275 in (7 x 32.39 mm)

1.275 in (32.39 mm)

CSA; UL

Fast

37415000000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

5 A

Pin Wire

87.5 J

-40 °C (-40 °F)

Tin

50 A

1 m

Ammo Pack

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

0451004.MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

4 A

Wraparound

3.152 J

-55 °C (-67 °F)

Gold

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

0218010.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

10 A

End Cap

568 J

-55 °C (-67 °F)

Nickel

100 A

20 ms

568

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; KC; PSE; UL; VDE

125 °C (257 °F)

Time Lag

0297005.H

Littelfuse

Electric Fuse

Inline/Holder

32 V

5 A

Tab/Blade

37 J

-40 °C (-40 °F)

1 kA

30 ms

25

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)

39611000440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

1 A

Pin Wire

2.2 J

-40 °C (-40 °F)

Tin

100 A

1 m

2.2

Bulk

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)

PSE; UL

85 °C (185 °F)

Time Lag

157.5701.6301

Littelfuse

Electric Fuse

Inline/Holder

48 V

300 A

Tab/Blade

-40 °C (-40 °F)

1.8 kA

200 ms

Bulk

1.26 in (32 mm)

0.866 in (22 mm)

48 V

1.26 x 0.866 x 0.413 in (32 x 22 x 10.5 mm)

0.413 in (10.5 mm)

CUL; UL

125 °C (257 °F)

0219002.MXAEP

Littelfuse

Electric Fuse

Inline/Holder

250 V

2 A

Pin Wire

92.705 J

-55 °C (-67 °F)

Tin

150 A

20 ms

92.705

0.217 in (5.5 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)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Time Lag

0287030.PXCN

Littelfuse

Electric Fuse

Inline/Holder

32 V

30 A

Tab/Blade

1.5 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)

0468002.NRHF

Littelfuse

Electric Fuse

Surface Mount

63 V

63 V

2 A

Wraparound

506 mJ

-55 °C (-67 °F)

Matte Tin

35 A

1.500 ms

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

0.506

Tape And Reel

0.125 in (3.18 mm)

0.06 in (1.52 mm)

e3

63 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

0451.160MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

160 mA

Wraparound

4.8 mJ

-55 °C (-67 °F)

Silver

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

04511.60MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.6 A

Wraparound

1.06 J

-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

0466.500NR

Littelfuse

Electric Fuse

Surface Mount

63 V

63 V

500 mA

Wraparound

6 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

200 ms

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

Tape And Reel

0.125 in (3.18 mm)

0.06 in (1.52 mm)

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 (0.58 mm)

CSA; UL

90 °C (194 °F)

Very Fast

38215000000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

5 A

Wire

121.25 J

-40 °C (-40 °F)

Matte Tin

100 A

150 ms

90

Ammo Pack

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)

Time Lag

SMD0805P050TF

Littelfuse

Electric Fuse

40 A

-40 °C (-40 °F)

Tape And Reel

0.087 in (2.2 mm)

0.059 in (1.5 mm)

6 V

500 mΩ

0.087 x 0.059 x 0.049 in (2.2 x 1.5 x 1.25 mm)

0.049 in (1.25 mm)

CSA, UL

85 °C (185 °F)

0466.250NR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

250 mA

Wraparound

1 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

200 ms

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

0.001

Tape And Reel

0.125 in (3.18 mm)

0.06 in (1.52 mm)

e3

125 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

0456040.DRSD

Littelfuse

Electric Fuse

Surface Mount

125 V

75 V

40 A

Wraparound

1.7 kJ

-55 °C (-67 °F)

Silver

100 A

1 m

Pre Arcing Time: Open within 60 s at 200% Rated Current, Rated Breaking Capacity at 75 VDC: 600 A

Tape And Reel

0.48 in (12.2 mm)

0.177 in (4.5 mm)

e4

125 V

Nano

0.177 in (4.5 mm)

CUL; UL

125 °C (257 °F)

Fast

0215020.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

20 A

End Cap

2.6 kJ

-55 °C (-67 °F)

Nickel

400 A

10 ms

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

2600

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)

IEC; PSE; SEMKO; UL

125 °C (257 °F)

Time Lag

0251001.MRT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 A

Pin Wire

256 mJ

-55 °C (-67 °F)

Matte Tin

50 A

4 ms

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

0.256

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

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.