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

38312000000

Littelfuse

Electric Fuse

Through Hole Mount

320 V

2 A

Pin Wire

17.8 J

-40 °C (-40 °F)

50 A

20 ms

Ammo Pack; Tape

0.335 in (8.5 mm)

TR5

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CE; CUL; PSE; UL

85 °C (185 °F)

Time Lag

38312000410

Littelfuse

Electric Fuse

Through Hole Mount

320 V

2 A

Pin Wire

17.8 J

-40 °C (-40 °F)

50 A

20 ms

Bulk

0.335 in (8.5 mm)

TR5

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CE; CUL; PSE; UL

85 °C (185 °F)

Time Lag

39514000440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

4 A

Pin Wire

3.2 J

-40 °C (-40 °F)

Matte Tin

100 A

1 m

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)

Fast

39612000440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

2 A

Pin Wire

7.5 J

-40 °C (-40 °F)

Tin

100 A

1 m

7.5

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

997020

Littelfuse

Electric Fuse

Inline/Holder

58 V

20 A

Tab/Blade

-40 °C (-40 °F)

1 kA

Rated Breaking Capacity at 58 VDC: 1000 A

0.43 in (10.92 mm)

0.15 in (3.81 mm)

0.43 x 0.15 x 0.344 in (10.92 x 3.81 x 8.75 mm)

0.344 in (8.75 mm)

125 °C (257 °F)

Fast

AGU25

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

25 A

End Cap

0.406 in (10.3187 mm)

32 V

5AG

1.5 in (38.1 mm)

CCMR03.5TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3.5 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

EV1K080

Littelfuse

Electric Fuse

Inline/Holder

1 KV

80 A

Tab/Blade

1.58 kJ

-40 °C (-40 °F)

30 kA

Bulk

1 in (25.4 mm)

2.875 in (73.03 mm)

125 °C (257 °F)

F60C500V6A

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

6 A

End Cap

Nickel

200 kA

Rated Breaking Capacity at 500 VDC: 150000 A

0.406 in (10.31 mm)

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

MIL-PRF-15160/60

FLNR010.T

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

10 A

End Cap

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

Bulk

0.563 in (14.3 mm)

RK5

250 V

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

Time Delay

ITV9550L3045MR

Littelfuse

Electric Fuse

Surface Mount

85 V

45 A

Wraparound

-10 °C (14 °F)

120 A

Tape And Reel, 13 inch

0.374 in (9.5 mm)

0.197 in (5 mm)

0.079 in (2 mm)

CUL; TUV; UL

65 °C (149 °F)

JLLN080.V

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

80 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

0.811 in (20.6 mm)

300 V

2.157 in (54.8 mm)

CE; CSA; CUL; UL

Fast

JLLN110

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

110 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

1.063 in (27 mm)

1.063 x 0.843 in (27 x 21.4 mm)

2.437 in (61.9 mm)

CE; CSA; CUL; UL

Fast

JLLS125.XXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

125 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

1.079 in (27.4 mm)

600 V

1.657 in (42.1 mm)

CE; CSA; UL

Fast

JLLS250.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

250 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

1.594 in (40.5 mm)

1.713 in (43.5 mm)

CE; CSA; UL

Fast

JTD1.25

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

JTD125

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)

3 in (76.2 mm)

CSA; UL

Time Delay

JTD2.25

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2.25 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

JTD225

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

KLB3

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

3 A

End Cap

200 kA

KLB

Rated Breaking Capacity at 250 VDC: 20000 A

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

Fast

KLDR.125TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

125 mA

End Cap

700 μJ

Nickel

200 kA

12 s

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)

CE; CSA; UL

Time Delay

KLDR025.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

25 A

End Cap

200 kA

KLDR

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

KLDR02.5T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2.5 A

End Cap

200 kA

KLDR

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

KLDR1.25TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.25 A

End Cap

436.7 mJ

Nickel

200 kA

12 s

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)

CE; CSA; UL

Time Delay

KLDR17.5TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

17.5 A

End Cap

87.5 J

Nickel

200 kA

12 s

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)

CE; CSA; UL

Time Delay

LLNRK2.25

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

2.25 A

End Cap

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

Time Delay

LLNRK225

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

225 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

2.094 in (53.2 mm)

2.094 x 8.626 in (53.2 x 219.1 mm)

8.626 in (219.1 mm)

CSA; UL

Time Delay

PSR030US0125Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

125 A

Tab/Blade

707 J

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.878 in (47.7 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLUB1250X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

1.25 kA

Tab/Blade

995.376 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.067 in (128.7 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

SPFJ200.XXL

Littelfuse

Electric Fuse

Inline/Holder

600 V

1 KV

200 A

Tab/Blade

79.642 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; VDE

SPFJ250.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

1 KV

250 A

Tab/Blade

85.9 kJ

200 kA

12 m

Rated Breaking Capacity at 1000 VDC: 20000 A

Bulk

2 in (50.8 mm)

Midget

2 x 3.374 in (50.8 x 85.7 mm)

3.374 in (85.7 mm)

CE; IEC; UL; VDE

0215012.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

12 A

End Cap

515.5 J

-55 °C (-67 °F)

Nickel

1.5 kA

10 ms

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

515.5

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; IEC; CSA; KC; PSE; SEMKO; UL

125 °C (257 °F)

Time Lag

0217.400MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

400 mA

Pin Wire

125 mJ

-55 °C (-67 °F)

Tin

35 A

10 ms

0.125

Bulk

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)

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

125 °C (257 °F)

Very Fast

0217.800MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

850 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; UL; VDE

125 °C (257 °F)

Very Fast

02170.04HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

80 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

02170.25HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 mA

End Cap

40 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; UL; VDE

125 °C (257 °F)

Fast

0217004.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

4 A

End Cap

29.165 J

-55 °C (-67 °F)

Matte Tin

40 A

10 ms

29.165

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)

Very Fast

0217010.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

10 A

End Cap

217.635 J

-55 °C (-67 °F)

Nickel

100 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)

CE; CSA; PSE; UL; VDE

125 °C (257 °F)

Very Fast

0217015.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

15 A

End Cap

607.135 J

-55 °C (-67 °F)

Nickel

150 A

10 ms

607.13

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; IEC; PSE; VDE

125 °C (257 °F)

Very Fast

021702.5HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

2.5 A

End Cap

9.46 J

-55 °C (-67 °F)

Matte Tin

35 A

10 ms

9.46

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)

Very Fast

0218.125MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 mA

End Cap

146.5 mJ

-55 °C (-67 °F)

Nickel

35 A

20 ms

0.1465

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

0218.160HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

160 mA

End Cap

144 mJ

-55 °C (-67 °F)

Matte Tin

35 A

0.144

Bulk

0.205 in (5.2 mm)

Supplemental

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; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

0218.400TXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

400 mA

End Cap

1.325 J

-55 °C (-67 °F)

Matte Tin

35 A

20 ms

1.325

Bulk

0.205 in (5.2 mm)

Supplemental

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)

BSI, CCC, CE, CSA, KC, SEMKO, UL, VDE

125 °C (257 °F)

Time Lag

0218001.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

6.73 J

-55 °C (-67 °F)

Matte Tin

35 A

20 ms

6.73

Bulk

0.217 in (5.5 mm)

Supplemental

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

125 °C (257 °F)

Time Lag

02181.25MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.25 A

End Cap

12.65 J

-55 °C (-67 °F)

Nickel

35 A

20 ms

Bulk

0.205 in (5.2 mm)

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

021812.5MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

12.5 A

End Cap

889 J

-55 °C (-67 °F)

Matte Tin

63 A

20 ms

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; PSE; UL

125 °C (257 °F)

Time Lag

0229003.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

3 A

End Cap

77 J

-55 °C (-67 °F)

Tin

100 A

Rated Breaking Capacity at 125 VDC: 10000 A

Bulk

0.177 in (4.5 mm)

e3

Indicator

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

023002.5HXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

2.5 A

Pin Wire

50 J

-55 °C (-67 °F)

Matte Tin

100 A

Rated Breaking Capacity at 125 VDC: 10000 A

Bulk

0.185 in (4.7 mm)

e3

Indicator

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; PSE; 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.