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

37212500001

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

35 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

35

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

38212500000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Wire

29.69 J

-40 °C (-40 °F)

Matte Tin

100 A

150 ms

22

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

0218.500HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

500 mA

End Cap

2.825 J

-55 °C (-67 °F)

Nickel

35 A

20 ms

Pre Arcing Time: Open within 20 ms at 1000% Rated Current

2.825

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)

Time Lag

0242.250UR

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

250 mA

Wraparound

5.79 mJ

-40 °C (-40 °F)

4 kA

4 h

Rated Breaking Capacity at 250 VDC: 4000 A

0.0058

Tape And Reel

0.119 in (3.02 mm)

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)

221.500

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

500 mA

Pin Wire

340 mJ

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

36916300000

Littelfuse

Electric Fuse

Through Hole Mount

300 V

300 V

6.3 A

Pin Wire

160.74 J

-40 °C (-40 °F)

Matte Tin

50 A

20 s

126

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; UL; VDE

85 °C (185 °F)

Time Lag

37011000410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

200 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; PSE; UL; VDE

85 °C (185 °F)

Fast

JLLS050

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

50 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

0.811 x 1.563 in (20.6 x 39.7 mm)

1.563 in (39.7 mm)

CSA; UL

Fast

0217.500MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

500 mA

End Cap

215 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)

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

125 °C (257 °F)

Very Fast

0251003.MXL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

Tin

50 A

4 ms

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

1.13

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)

CCC; CSA; CUL; PSE; TUV; UL

125 °C (257 °F)

Very Fast

0273.500H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

500 mA

Pin Wire

71.6 mJ

-55 °C (-67 °F)

Tin

10 kA

4 h

Bulk

0.25 in (6.35 mm)

e3

125 V

Micro

0.25 x 0.35 in (6.35 x 8.89 mm)

0.35 in (8.89 mm)

CSA; QPL; UL

85 °C (185 °F)

Very Fast

0456040.DR

Littelfuse

Electric Fuse

Surface Mount

72 V

40 A

Wraparound

191 J

-55 °C (-67 °F)

Gold

180 A

191

Tape And Reel

0.492 in (12.5 mm)

0.175 in (4.445 mm)

e4

72 V

0.492 x 0.175 x 0.175 in (12.5 x 4.45 x 4.45 mm)

0.175 in (4.445 mm)

CSA; CUL; TUV; UL

125 °C (257 °F)

Very Fast

0464005.DR

Littelfuse

Electric Fuse

Surface Mount

250 V

5 A

Wraparound

23.1 J

-55 °C (-67 °F)

Silver

100 A

1 ms

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

23.6

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

0BLS001.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

1 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

021806.3HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

198.5 J

-55 °C (-67 °F)

Nickel

63 A

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; IEC; KC; PSE; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

0218.063HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

63 mA

End Cap

28 mJ

-55 °C (-67 °F)

Nickel

35 A

0.028

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

0466.750NR

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

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

JTD125ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

125 A

Tab/Blade

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

1.5 in (38.1 mm)

Indicator

1.626 x 3 in (41.3 x 76.2 mm)

3 in (76.2 mm)

CSA; UL

Time Delay

JTD1.25ID

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)

Indicator

0.811 x 2.252 in (20.6 x 57.2 mm)

2.252 in (57.2 mm)

CSA; UL

Time Delay

0157010.DR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

10 A

Wraparound

26.46 J

-55 °C (-67 °F)

Matte Tin

35 A

5 s

Rated Breaking Capacity at 125 VDC: 50 A

26.46

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e3

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)

PSE; UL

125 °C (257 °F)

Very Fast

0157010DR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

10 A

Wraparound

26.46 J

-55 °C (-67 °F)

Matte Tin

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)

e3

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

PSE; UL

125 °C (257 °F)

Very Fast

02153.15HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3.15 A

End Cap

43.255 J

-55 °C (-67 °F)

Tin

1.5 kA

10 ms

43.25

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

125 °C (257 °F)

Time Lag

0215.315HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

975 mJ

-55 °C (-67 °F)

Tin

1.5 kA

5 ms

0.975

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; CUL; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

0216004.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

4 A

End Cap

14.995 J

-55 °C (-67 °F)

Nickel

1.5 kA

20 ms

14.995

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)

Fast

0216004MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

4 A

End Cap

14.995 J

-55 °C (-67 °F)

Tin

1.5 kA

10 ms

Bulk

0.205 in (5.2 mm)

e3

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CCC, CE, CSA, PSE, UL, VDE

125 °C (257 °F)

Fast

0299060.ZXNV

Littelfuse

Electric Fuse

Inline/Holder

32 V

60 A

Tab/Blade

15.3 kJ

-40 °C (-40 °F)

Silver

1 kA

40 ms

15300

Bulk

1.15 in (29.2 mm)

0.346 in (8.8 mm)

e4

32 V

1.15 x 0.348 x 0.85 in (29.21 x 8.85 x 21.59 mm)

0.85 in (21.6 mm)

UL

125 °C (257 °F)

Time Delay

0299060ZXNV

Littelfuse

Electric Fuse

Inline/Holder

32 V

60 A

Tab/Blade

15.3 kJ

-40 °C (-40 °F)

Silver

Rated Breaking Capacity at 32 VDC: 1000 A

1.15 in (29.21 mm)

0.348 in (8.85 mm)

e4

1.15 x 0.348 x 0.85 in (29.21 x 8.85 x 21.59 mm)

0.85 in (21.59 mm)

125 °C (257 °F)

0318002.HXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2 A

Pin Wire

5.2 J

-55 °C (-67 °F)

Matte Tin

100 A

5 s

Bulk

0.275 in (6.99 mm)

e3

3AG

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Fast

0453001.MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1 A

Wraparound

602.9 mJ

-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

0453001MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1 A

Wraparound

459 mJ

-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

0466003.NR

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

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

0.576

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

213.5

Littelfuse

Electric Fuse

Inline/Holder

250 V

500 mA

End Cap

2.9 J

-55 °C (-67 °F)

Tin

100 A

Bulk; Tape And Reel

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; SEMKO; UL

125 °C (257 °F)

Time Lag

0218010.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

10 A

End Cap

568 J

-55 °C (-67 °F)

Nickel

100 A

20 ms

Pre Arcing Time: Open within 20 ms at 1000% Rated Current

568

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; IEC; KC; PSE; UL; VDE

125 °C (257 °F)

Time Lag

02200007MXP

Littelfuse

Electric Fuse

Inline/Holder

350 V

3 A

End Cap

4.62 J

-55 °C (-67 °F)

Tin

100 A

1 s

Rated Breaking Capacity at 125 VDC: 10000 A

4.62

Bulk

0.189 in (4.8 mm)

Supplemental

e3

350 V

2AG

0.177 x 0.57 in (4.5 x 14.48 mm)

0.587 in (14.9 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

0234010.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

10 A

End Cap

51.4 J

-55 °C (-67 °F)

Nickel

200 A

400 ms

129.02

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

0449.500MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

500 mA

Wraparound

258 mJ

-55 °C (-67 °F)

Gold

50 A

2 ms

0.25

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

Supplemental

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)

CUL; UL

125 °C (257 °F)

Slow

04495.00MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

500 mA

Wraparound

258 mJ

-55 °C (-67 °F)

Gold

50 A

2 ms

0.25

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

Supplemental

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)

CUL; UL

125 °C (257 °F)

Slow

0453005.MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

5 A

Wraparound

5.566 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

0453005MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

5 A

Wraparound

5.566 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

AGA1.5

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

1.5 A

End Cap

0.25 in (6.35 mm)

32 V

1AG

0.625 in (15.875 mm)

AGA15

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

15 A

End Cap

0.25 in (6.35 mm)

32 V

1AG

0.625 in (15.875 mm)

0235003.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

8.395 J

-55 °C (-67 °F)

Nickel

100 A

5 s

8.4

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 x 0.205 in (20 x 5.2 mm)

0.787 in (20 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

Fast

0312005.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

5 A

End Cap

50 J

-55 °C (-67 °F)

Nickel

200 A

5 s

50

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

0315003.MXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

200 J

-60 °C (-76 °F)

100 A

5 s

Bulk

0.275 in (6.99 mm)

3AG

0.275 x 1.274 in (6.99 x 32.36 mm)

1.288 in (32.72 mm)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Time Lag

0MIN015.V

Littelfuse

Electric Fuse

Inline/Holder

32 V

15 A

Tab/Blade

270 J

-40 °C (-40 °F)

1 kA

30 ms

Box

0.429 in (10.9 mm)

0.15 in (3.8 mm)

0.346 in (8.8 mm)

UL

125 °C (257 °F)

KLDR015.TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

15 A

End Cap

200.5 J

Nickel

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

KLDR01.5TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.5 A

End Cap

930.2 mJ

Nickel

200 kA

12 s

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

Time Delay

KLDR015TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

15 A

End Cap

200.5 J

200 kA

12 s

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 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.