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

04730.15MRT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

3.94 J

-55 °C (-67 °F)

Matte 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; PSE; UL

125 °C (257 °F)

Slow

047301.5MRT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

3.94 J

-60 °C (-76 °F)

Tin

50 A

2 ms

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

3.94

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

0476005.MR

Littelfuse

Electric Fuse

Surface Mount

250 V

125 V

5 A

Wraparound

4 J

-55 °C (-67 °F)

100 A

1 ms

Rated Breaking Capacity at 125 VDC: 300 A, Pre Arcing Time: Open within 1 ms at 1000% Rated Current

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

Nano

0.106 in (2.69 mm)

CUL; PSE; UL

125 °C (257 °F)

Fast

0481.500V

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

500 mA

End Cap

490 mJ

-55 °C (-67 °F)

Tin

40 A

5 m

0.701 in (17.8 mm)

0.228 in (5.8 mm)

e3

125 V

Alarm; Indicator

0.772 in (19.6 mm)

CSA; UL

125 °C (257 °F)

Fast

0481.500VXL

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

500 mA

End Cap

490 mJ

-55 °C (-67 °F)

Tin

40 A

5 m

0.839 in (21.3 mm)

0.228 in (5.8 mm)

e3

125 V

Alarm; Indicator

0.772 in (19.6 mm)

CSA; UL

125 °C (257 °F)

Fast

0498150.H

Littelfuse

Electric Fuse

Inline/Holder

32 V

150 A

Tab/Blade

81.9 kJ

-40 °C (-40 °F)

Tin

2 kA

100 ms

Bulk

0.63 in (16 mm)

0.472 in (12 mm)

e3

0.63 x 0.472 x 0.327 in (16 x 12 x 8.3 mm)

0.327 in (8.3 mm)

125 °C (257 °F)

Time Delay

0498200.MXT

Littelfuse

Electric Fuse

Inline/Holder

32 V

200 A

Tab/Blade

125 kJ

-40 °C (-40 °F)

2 kA

100 ms

Bulk

0.63 in (16 mm)

0.472 in (12 mm)

0.63 x 0.472 x 0.327 in (16 x 12 x 8.3 mm)

0.327 in (8.3 mm)

125 °C (257 °F)

Time Delay

0505020.MXP

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

20 A

End Cap

140 J

-55 °C (-67 °F)

Nickel

30 kA

10 s

Rated Breaking Capacity at 500 VDC: 20000 A

140

Bulk

0.25 in (6.35 mm)

500 V

3AB

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

125 °C (257 °F)

Fast

0505030.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

500 V

30 A

Pin Wire

280 J

-55 °C (-67 °F)

Matte Tin

30 kA

10 s

Rated Breaking Capacity at 500 VDC: 20000 A

280

Bulk

0.275 in (6.985 mm)

e3

500 V

3AB

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

125 °C (257 °F)

Fast

0514008.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

8 A

Pin Wire

28.8 J

-55 °C (-67 °F)

5 kA

2 m

Bulk

0.275 in (6.985 mm)

3AB

1.288 in (32.72 mm)

125 °C (257 °F)

Fast

0527040.UXTHP

Littelfuse

Electric Fuse

Inline/Holder

500 V

40 A

Tab/Blade

1.09 kJ

-55 °C (-67 °F)

10 kA

2 m

Tray

0.293 in (7.45 mm)

0.236 x 1.26 in (6 x 32 mm)

1.352 in (34.35 mm)

CUL; UL

125 °C (257 °F)

0874010.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

10 A

Pin Wire

70.1 J

-55 °C (-67 °F)

Tin

50 A

4 h

70.1

Bulk

0.142 in (3.6 mm)

e3

250 V

0.142 x 0.394 in (3.6 x 10 mm)

0.394 in (10 mm)

UL

125 °C (257 °F)

Fast

0881090.UR

Littelfuse

Electric Fuse

Surface Mount

75 V

90 A

J Bend

4.3 kJ

-55 °C (-67 °F)

Bright Tin Over Nickel

1.5 kA

1 m

Pre Arcing Time: Open within 60 s at 200% Rated Current

Tape And Reel

0.441 in (11.2 mm)

0.394 in (10 mm)

e3

100 V

0.441 x 0.394 x 0.236 in (11.2 x 10 x 6 mm)

0.236 in (6 mm)

CUL; UL

100 °C (212 °F)

0997020WXN

Littelfuse

Electric Fuse

Inline/Holder

58 V

20 A

Tab/Blade

380 J

-40 °C (-40 °F)

Silver

1 kA

Rated Breaking Capacity at 58 VDC: 1000 A

Bulk

0.429 in (10.9 mm)

0.14 in (3.55 mm)

e4

0.429 x 0.14 x 0.346 in (10.9 x 3.55 x 8.8 mm)

0.346 in (8.8 mm)

125 °C (257 °F)

0997020.WXN

Littelfuse

Electric Fuse

Inline/Holder

58 V

20 A

Tab/Blade

380 J

-40 °C (-40 °F)

1 kA

30 ms

0.429 in (10.9 mm)

0.15 in (3.8 mm)

58 V

Mini

0.346 in (8.8 mm)

ISO; UL

125 °C (257 °F)

0ATO040.VP

Littelfuse

Electric Fuse

Inline/Holder

32 V

40 A

Tab/Blade

3.3 kJ

-40 °C (-40 °F)

1 kA

150 ms

Bulk

0.752 in (19.1 mm)

0.201 in (5.1 mm)

0.484 in (12.3 mm)

CSA; UL

125 °C (257 °F)

0FLQ001.T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

1 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

0HEV020.ZXBD

Littelfuse

Electric Fuse

Inline/Holder

450 V

20 A

Tab/Blade

268 J

-40 °C (-40 °F)

10 kA

50 ms

0.406 in (10.3 mm)

450 V

1.531 in (38.9 mm)

CSA; UL

125 °C (257 °F)

0HEV040.ZXPCBL

Littelfuse

Electric Fuse

Through Hole Mount

425 V

40 A

Pin Wire

1.495 kJ

-40 °C (-40 °F)

10 kA

50 ms

0.406 in (10.3 mm)

425 V

1.53 in (38.86 mm)

CSA; UL

125 °C (257 °F)

0JTD090.V

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

90 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

1.126 in (28.6 mm)

2.626 in (66.7 mm)

CSA; UL

Time Delay

0JTD1.25T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.25 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.811 in (20.6 mm)

2.252 in (57.2 mm)

CSA; UL

Time Delay

0JTD225.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

225 A

Tab/Blade

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

2 in (50.8 mm)

3.374 in (85.7 mm)

CSA; UL

Time Delay

0JTD225.XXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

225 A

Tab/Blade

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

2 in (50.8 mm)

Indicator

3.374 in (85.7 mm)

CSA; UL

Time Delay

0MAX060.XPGLO

Littelfuse

Electric Fuse

Inline/Holder

32 V

60 A

Tab/Blade

-40 °C (-40 °F)

1 kA

40 ms

Bulk

1.15 in (29.21 mm)

0.348 in (8.85 mm)

0.85 in (21.59 mm)

125 °C (257 °F)

Time Delay

0NLS600.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

600 A

Tab/Blade

6.92 MJ

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

3.094 in (78.6 mm)

Indicator

10.374 in (263.5 mm)

CSA; UL

0SPF001.TXS

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1 A

End Cap

600 mJ

20 kA

4 m

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; IEC; UL

0SPF015.T

Littelfuse

Electric Fuse

Inline/Holder

1 KV

15 A

End Cap

505 J

Nickel

20 kA

4 m

Bulk

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; TUV; UL

Fast

0TLS035.TXL

Littelfuse

Electric Fuse

Inline/Holder

170 V

35 A

Tab/Blade

100 kA

Bulk

0.563 in (14.3 mm)

170 V

0.563 x 0.88 in (14.3 x 22.35 mm)

0.877 in (22.28 mm)

CUL; IEC; TUV; UL

0TLS035.TXLB

Littelfuse

Electric Fuse

Inline/Holder

170 V

35 A

Tab/Blade

100 kA

Bulk

0.563 in (14.3 mm)

170 V

0.563 x 0.877 in (14.3 x 22.27 mm)

0.877 in (22.28 mm)

CUL; IEC; TUV; UL

0TLS060.TXMB

Littelfuse

Electric Fuse

Inline/Holder

170 V

60 A

Tab/Blade

100 kA

Bulk

0.563 in (14.3 mm)

0.877 in (22.28 mm)

CUL; IEC; TUV; UL

166.7000.520.2

Littelfuse

Electric Fuse

20 A

Tab/Blade

Matte Tin

1 kA

475

0.748 in (19 mm)

0.197 in (5 mm)

Supplemental

e3

80 V

ATO

0.748 x 0.197 x 0.52 in (19 x 5 x 13.2 mm)

0.52 in (13.2 mm)

CSA; UL

Time Lag

166.7000.5202

Littelfuse

Electric Fuse

Inline/Holder

80 V

20 A

Tab/Blade

475 J

Tin

Rated Breaking Capacity at 80 VDC: 1000A

0.748 in (19 mm)

0.197 in (5 mm)

e3

0.748 x 0.197 x 0.52 in (19 x 5 x 13.2 mm)

0.52 in (13.2 mm)

UL

203.250

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

250 mA

Pin Wire

12.6 mJ

-55 °C (-67 °F)

Tin/Lead

50 A

1 s

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

0.372 in (9.45 mm)

0.25 in (6.35 mm)

e0

250 V

0.372 x 0.25 x 0.165 in (9.45 x 6.35 x 4.19 mm)

0.165 in (4.19 mm)

CSA; UL

125 °C (257 °F)

Slow

221002

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

2 A

Pin Wire

6.95 J

1.5 kA

10 ms

0.207 in (5.25 mm)

0.197 x 0.787 in (5 x 20 mm)

0.886 in (22.5 mm)

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

Time Lag

253002

Littelfuse

Electric Fuse

125 V

125 V

2 A

253

262.100

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

100 mA

Tab/Blade

-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

262004

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

4 A

Tab/Blade

-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

31302.5

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

2.5 A

End Cap

130 J

-55 °C (-67 °F)

Tin/Lead

100 A

4 h

130

0.25 in (6.35 mm)

Supplemental

e0

250 V

81.1 mΩ

3AG

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; METI; PSE; UL

125 °C (257 °F)

Slow

313025

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

25 A

End Cap

16.5 kJ

-55 °C (-67 °F)

Tin/Lead

300 A

4 h

16500

0.25 in (6.35 mm)

Supplemental

e0

32 V

1.7 mΩ

3AG

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)

Slow

35821000029

Littelfuse

Electric Fuse

Inline/Holder

500 V

10 A

End Cap

500 J

-25 °C (-13 °F)

Nickel

1.5 kA

Bulk

0.248 in (6.3 mm)

10 ms

0.248 x 1.26 in (6.3 x 32 mm)

1.26 in (32 mm)

CUL; UL

85 °C (185 °F)

Time Lag

36915000000

Littelfuse

Electric Fuse

Through Hole Mount

300 V

300 V

5 A

Pin Wire

106.25 J

-40 °C (-40 °F)

Matte Tin

50 A

20 s

90

Ammo Pack

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; PSE; UL; VDE

85 °C (185 °F)

Time Lag

36915000440

Littelfuse

Electric Fuse

Through Hole Mount

300 V

300 V

5 A

Pin Wire

106.25 J

-40 °C (-40 °F)

Tin

50 A

20 s

90

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; PSE; UL; VDE

85 °C (185 °F)

Time Lag

37000500430

Littelfuse

Electric Fuse

Through Hole Mount

250 V

50 mA

Pin Wire

400 μJ

-40 °C (-40 °F)

Tin

35 A

20 ms

Ammo Pack; Tape

0.335 in (8.5 mm)

e3

TR5

0.315 in (8 mm)

CCC; CE; CUL; VDE; UL

85 °C (185 °F)

Fast

37205000001

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

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

37208000431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

5.76 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

3.8

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

37212000001

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2 A

Pin Wire

30 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

23

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; PSE; UL; VDE

85 °C (185 °F)

Time Lag

37418000000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

8 A

Pin Wire

220.8 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)

UL

85 °C (185 °F)

Time Lag

37421000410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

10 A

Pin Wire

430 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

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.