600 V 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

JLS025

Littelfuse

Electric Fuse

Inline/Holder

600 V

25 A

End Cap

200 kA

Bulk

0.811 in (20.6 mm)

0.811 x 2.252 in (20.6 x 57.2 mm)

2.252 in (57.2 mm)

CE; CSA; QPL; UL

Fast

CCMR015.H

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

15 A

End Cap

200 kA

CCMR

Rated Breaking Capacity at 500 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

L60S600.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

2.079 in (52.8 mm)

2.874 in (73 mm)

CSA; UL

125 °C (257 °F)

Very Fast

JLLS500.XXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

500 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

2.063 in (52.4 mm)

600 V

1.764 in (44.8 mm)

CE; CSA; UL

Fast

LA060URD33LI2000

Littelfuse

Electric Fuse

Inline/Holder

600 V

2 kA

Tab/Blade

950 J

200 kA

2.933 in (74.5 mm)

2.933 in (74.5 mm)

Indicator

2.933 x 2.933 x 1.874 in (74.5 x 74.5 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

NLS070

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

70 A

Tab/Blade

50 kA

Rated Breaking Capacity at 600 VDC; 50000

1.311 in (33.3 mm)

1.311 x 5.874 in (33.3 x 149.2 mm)

5.874 in (149.2 mm)

CSA; UL

KLLU800.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

800 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

2.5 in (63.5 mm)

3.752 in (95.3 mm)

CE; CSA; UL

Time Delay

LFCL250C3

Littelfuse

Electric Fuse

Inline/Holder

600 V

Pin Wire And Tab/Blade

200 kA

KLPC400

Littelfuse

Electric Fuse

Inline/Holder

600 V

480 V

400 A

Tab/Blade

200 kA

Rated Breaking Capacity at 480 VDC: 20000 A

2.5 in (63.5 mm)

2.5 x 3.752 in (63.5 x 95.3 mm)

3.752 in (95.3 mm)

CSA; UL

Time Delay

CCMR030.HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

30 A

End Cap

1.79 kJ

200 kA

Rated Breaking Capacity at 500 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

KLLU800

Littelfuse

Electric Fuse

Inline/Holder

600 V

800 A

Tab/Blade

200 kA

2.5 in (63.5 mm)

L

600 V

2.5 x 3.752 in (63.5 x 95.3 mm)

3.752 in (95.3 mm)

CSA; UL

Time Delay

2CM300

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

300 A

Tab/Blade

200 kA

2CM

Rated Breaking Capacity at 250 VDC: 80000 A

2.283 in (58 mm)

2.283 x 3.189 in (58 x 81 mm)

3.189 in (81 mm)

CSA

JLS110

Littelfuse

Electric Fuse

Inline/Holder

600 V

110 A

Tab/Blade

200 kA

Bulk

1.5 in (38.1 mm)

1.5 x 3 in (38.1 x 76.2 mm)

3 in (76.2 mm)

CE; CSA; QPL; UL

Fast

LLSRK100ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

100 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.311 in (33.3 mm)

Indicator

1.311 x 7.874 in (33.3 x 200 mm)

7.874 in (200 mm)

CSA; UL

Time Delay

KLDR.600HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

600 mA

End Cap

140.4 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

JTD001

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1 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

KLK12

Littelfuse

Electric Fuse

Inline/Holder

600 V

12 A

End Cap

100 kA

0.406 in (10.31 mm)

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA; QPL; UL

Fast

CCMR002

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

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

LFCL4/0A6

Littelfuse

Electric Fuse

Inline/Holder

600 V

Pin Wire

200 kA

JLLS400.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

400 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

1.594 in (40.5 mm)

600 V

1.713 in (43.5 mm)

CE; CSA; UL

Fast

CCMR040

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

40 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.85 in (21.6 mm)

0.85 x 1.882 in (21.6 x 47.8 mm)

1.882 in (47.8 mm)

CE; CSA; UL

Time Delay

FLSR006ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

6 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

Indicator

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; QPL; UL

Time Delay

BLS1

Littelfuse

Electric Fuse

Inline/Holder

600 V

1 A

End Cap

10 kA

0.406 in (10.31 mm)

0.406 x 1.375 in (10.31 x 34.93 mm)

1.375 in (34.93 mm)

CSA; UL

Fast

FLSR03.2T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3.2 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.815 in (20.7 mm)

5 in (127 mm)

CSA; UL

Time Delay

FLSR1.6ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.6 A

End Cap

200 kA

0.811 in (20.6 mm)

Indicator

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

Time Delay

FLSR200

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

200 A

200 kA

FLSR

Rated Breaking Capacity at 300 VDC: 20000 A

1.843 in (46.8 mm)

9.626 in (244.5 mm)

CSA; UL

Time Delay

KLDR.187T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

188 mA

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

KLDR01.6T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.6 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

0KLK.200T

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

200 mA

End Cap

100 kA

Rated Breaking Capacity at 500 VDC: 50000 A

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

CCMR07.5

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

7.5 A

End Cap

983 J

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

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

IDSR020ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

20 A

200 kA

IDSR

Rated Breaking Capacity at 600 VDC: 20000 A

Indicator

CSA; UL

Time Delay

KLDR02.5H

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

LLSRK015ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

15 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

Indicator

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

Time Delay

IDSR2.25

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

2.25 A

End Cap

200 kA

Rated Breaking Capacity at 600 VDC: 20000 A

Bulk

0.815 in (20.7 mm)

0.752 x 5 in (19.1 x 127 mm)

5 in (127 mm)

CSA; UL

Time Delay

KLDR020.HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

20 A

End Cap

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)

CE; CSA; UL

Time Delay

KLK1

Littelfuse

Electric Fuse

Inline/Holder

600 V

1 A

End Cap

100 kA

0.406 in (10.31 mm)

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA; QPL; UL

Fast

JLLS800.XXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

800 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

2.5 in (63.5 mm)

600 V

1.858 in (47.2 mm)

CE; CSA; UL

Fast

JTD015ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

15 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

KLC008

Littelfuse

Electric Fuse

Inline/Holder

600 V

8 A

Tab/Blade

-55 °C (-67 °F)

200 kA

0.563 in (14.3 mm)

1.874 in (47.6 mm)

CSA; UL

125 °C (257 °F)

Very Fast

KLDR.500

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

500 mA

End Cap

87.7 mJ

Nickel

200 kA

12 s

Rated Breaking Capacity at 300 VDC: 20000 A

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

0LDC1800.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

1.8 kA

Tab/Blade

200 kA

16 ms

Rated Breaking Capacity at 600 VDC: 50000 A

3.5 in (88.9 mm)

L

600 V

3.5 x 3.752 in (88.9 x 95.3 mm)

3.752 in (95.3 mm)

CE, CSA, UL

Fast

JLLS350

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

350 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.594 in (40.5 mm)

1.594 x 1.72 in (40.5 x 43.7 mm)

1.72 in (43.7 mm)

CSA; UL

Fast

KLLU2000

Littelfuse

Electric Fuse

Inline/Holder

600 V

2 kA

Tab/Blade

200 kA

3.5 in (88.9 mm)

L

600 V

3.5 x 3.752 in (88.9 x 95.3 mm)

3.752 in (95.3 mm)

CSA; UL

Time Delay

CCMR020.H

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

20 A

End Cap

200 kA

CCMR

Rated Breaking Capacity at 500 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

LFCL250A3

Littelfuse

Electric Fuse

Inline/Holder

600 V

Pin Wire And Tab/Blade

200 kA

LLSRK3.50ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

350 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

2.594 in (65.9 mm)

Indicator

2.594 x 11.626 in (65.9 x 295.3 mm)

11.626 in (295.3 mm)

CSA; UL

Time Delay

KLDR11/2

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.12 A

End Cap

504.9 mJ

Nickel

200 kA

12 s

Rated Breaking Capacity at 300 VDC: 20000 A

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

JLLS1200.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.2 kA

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

2.626 in (66.7 mm)

600 V

5.272 in (133.9 mm)

CE; CUL; UL

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.