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

KLKD010R

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

10 A

End Cap

211.667 J

-55 °C (-67 °F)

100 kA

4 m

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

125 °C (257 °F)

Fast

JLLS1100.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.1 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

CCMR.500

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

500 mA

End Cap

200 kA

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

KLKR001.

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1 A

End Cap

Nickel

200 kA

Rated Breaking Capacity at 600 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

Fast

IDSR02.8T

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

2.8 A

End Cap

200 kA

Rated Breaking Capacity at 600 VDC: 20000 A

Bulk

0.815 in (20.7 mm)

5 in (127 mm)

CSA; UL

Time Delay

KLLU1200

Littelfuse

Electric Fuse

Inline/Holder

600 V

1.2 kA

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

RLS090

Littelfuse

Electric Fuse

Inline/Holder

600 V

90 A

Tab/Blade

10 kA

1.311 in (33.3 mm)

7.874 in (200 mm)

CE; CSA; UL

KLKD008.H

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

8 A

End Cap

656 mJ

-55 °C (-67 °F)

100 kA

4 m

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; VDE

125 °C (257 °F)

Fast

CCMR.500T

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

500 mA

End Cap

200 kA

CCMR

Rated Breaking Capacity at 250 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

KLPC0400

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

JTD007ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

7 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

JTD600ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

600 A

Tab/Blade

1.97 MJ

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

2.5 in (63.5 mm)

Indicator

2.626 x 3.752 in (66.7 x 95.3 mm)

3.752 in (95.3 mm)

CSA; UL

Time Delay

LGD035

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

35 A

End Cap

200 kA

LGD

Rated Breaking Capacity at 300 VDC: 20000 A

Indicator

CSA; UL

Time Delay

FLSR1.50

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.5 A

200 kA

FLSR

Rated Breaking Capacity at 300 VDC: 20000 A

CSA; UL

Time Delay

LGD20

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

20 A

End Cap

200 kA

LGD

Rated Breaking Capacity at 300 VDC: 20000 A

CSA; IEC; UL

Time Delay

KLKD.750H

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

750 mA

End Cap

-55 °C (-67 °F)

100 kA

4 m

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

125 °C (257 °F)

Fast

LLSRK070

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

70 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.311 in (33.3 mm)

1.311 x 7.874 in (33.3 x 200 mm)

7.874 in (200 mm)

CSA; UL

Time Delay

JLS600

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 A

Tab/Blade

200 kA

Bulk

2.5 in (63.5 mm)

2.5 x 3.752 in (63.5 x 95.3 mm)

3.752 in (95.3 mm)

CE; CSA; QPL; UL

Fast

KLDR03.2TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3.2 A

End Cap

37.92 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

0KLK.750T

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

750 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

LLSRK009

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

9 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

Time Delay

KLDR.200

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

200 mA

End Cap

1.8 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

IDSR025ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

25 A

200 kA

IDSR

Rated Breaking Capacity at 600 VDC: 20000 A

Indicator

CSA; UL

Time Delay

IDSR250.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

250 A

Tab/Blade

200 kA

Rated Breaking Capacity at 600 VDC: 20000 A

Bulk

2.543 in (64.6 mm)

11.626 in (295.3 mm)

CSA; UL

Time Delay

JLLS175

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

175 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.063 in (27 mm)

1.063 x 1.657 in (27 x 42.1 mm)

1.657 in (42.1 mm)

CSA; UL

Fast

NLS200

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

200 A

Tab/Blade

371 kJ

50 kA

1.843 in (46.8 mm)

1.843 x 6.878 in (46.8 x 174.7 mm)

9.626 in (244.5 mm)

CE; CSA; UL

NLS002

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

2 A

End Cap

50 kA

Rated Breaking Capacity at 600 VDC; 20000

0.811 in (20.6 mm)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

KLPC0750

Littelfuse

Electric Fuse

Inline/Holder

600 V

480 V

750 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

SLC002

Littelfuse

Electric Fuse

Inline/Holder

600 V

2 A

End Cap

100 kA

0.406 in (10.3 mm)

0.406 x 1.311 in (10.3 x 33.3 mm)

1.311 in (33.3 mm)

CSA; UL

Medium Time Delay

LDC0300

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

300 A

Tab/Blade

200 kA

Rated Breaking Capacity at 600 VDC: 50000

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

NLS025

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

25 A

End Cap

50 kA

Rated Breaking Capacity at 500 VDC; 20000

0.811 in (20.6 mm)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

NLS040

Littelfuse

Electric Fuse

Inline/Holder

600 V

400 V

40 A

End Cap

50 kA

Rated Breaking Capacity at 400 VDC; 20000

1.063 in (27 mm)

1.063 x 5.5 in (27 x 139.7 mm)

5.5 in (139.7 mm)

CSA; UL

FLSR2.50

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2.5 A

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

CSA; UL

Time Delay

KLPC2000

Littelfuse

Electric Fuse

Inline/Holder

600 V

480 V

2 kA

Tab/Blade

200 kA

Rated Breaking Capacity at 480 VDC: 20000 A

3.5 in (88.9 mm)

3.5 x 3.752 in (88.9 x 95.3 mm)

3.752 in (95.3 mm)

CSA; UL

Time Delay

KLDR.100TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

100 mA

End Cap

400 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

FLSR110ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

110 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.843 in (46.8 mm)

Indicator

1.843 x 9.626 in (46.8 x 244.5 mm)

9.626 in (244.5 mm)

CSA; QPL; UL

Time Delay

KLDR025

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

25 A

End Cap

226 J

200 kA

12 s

Rated Breaking Capacity at 300 VDC: 20000 A

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

LLSRK025ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

25 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

FLSR1.12T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.125 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

KLC45

Littelfuse

Electric Fuse

Inline/Holder

600 V

45 A

Tab/Blade

200 kA

0.811 in (20.6 mm)

0.811 x 2.752 in (20.6 x 69.9 mm)

2.752 in (69.9 mm)

CSA; UL

Fast

KLC15

Littelfuse

Electric Fuse

Inline/Holder

600 V

15 A

Tab/Blade

200 kA

0.563 in (14.3 mm)

0.563 x 1.874 in (14.3 x 47.6 mm)

1.874 in (47.6 mm)

CSA; UL

Fast

LVSP0040T

Littelfuse

Electric Fuse

Inline/Holder

600 V

40 A

Tab/Blade

20.55 kJ

200 kA

0.816 in (20.73 mm)

2.25 in (57.15 mm)

UL

JLLS020.TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

20 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.563 in (14.3 mm)

600 V

1.5 in (38.1 mm)

CE; CSA; UL

Fast

NLS175

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

175 A

Tab/Blade

50 kA

Rated Breaking Capacity at 600 VDC; 50000

1.843 in (46.8 mm)

1.843 x 6.878 in (46.8 x 174.7 mm)

6.878 in (174.7 mm)

CSA; UL

NLS015

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

15 A

End Cap

4.94 kJ

50 kA

0.811 in (20.6 mm)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CE; CSA; UL

LDC0450

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

450 A

Tab/Blade

200 kA

Rated Breaking Capacity at 600 VDC: 50000

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

LA60Q10-2

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

10 A

End Cap

110 J

200 kA

Rated Breaking Capacity at 600 VDC: 100000 A

0.406 in (10.32 mm)

0.406 x 1.5 in (10.32 x 38.1 mm)

1.5 in (38.1 mm)

UL

Very Fast

KLLU650.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

650 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

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.