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

FLSR1.60

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.6 A

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

CSA; UL

Time Delay

LLSRK04.5ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

4.5 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

KLPC2100

Littelfuse

Electric Fuse

Inline/Holder

600 V

480 V

2.1 kA

Tab/Blade

200 kA

Rated Breaking Capacity at 480 VDC: 20000 A

5 in (127 mm)

5 x 4 in (127 x 101.6 mm)

4 in (101.6 mm)

CSA; UL

Time Delay

KLKD008.HXR

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)

600 V

0.394 x 1.496 in (10 x 38 mm)

1.5 x 0.406 x 1.5 in (38.1 x 10.31 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; IEC; UL

125 °C (257 °F)

Fast

KLK003

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

3 A

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

FLSR80ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

80 A

Tab/Blade

200 kA

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

FLSR009.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

9 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

IDSR1.25

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

1.25 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

KLKD002

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

2 A

End Cap

12 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

RLS002

Littelfuse

Electric Fuse

Inline/Holder

600 V

2 A

End Cap

10 kA

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

L60S800

Littelfuse

Electric Fuse

Inline/Holder

600 V

800 A

Tab/Blade

-55 °C (-67 °F)

200 kA

2.5 in (63.5 mm)

2.5 x 3.031 in (63.5 x 77 mm)

3.031 in (77 mm)

CSA; UL

125 °C (257 °F)

Very Fast

LLSRK500

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

500 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

3.094 in (78.6 mm)

3.094 x 13.374 in (78.6 x 339.7 mm)

13.374 in (339.7 mm)

CSA; UL

Time Delay

LLSRK125ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

125 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; UL

Time Delay

KLLU750

Littelfuse

Electric Fuse

Inline/Holder

600 V

750 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

2CO080

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

80 A

Tab/Blade

200 kA

2CO

Rated Breaking Capacity at 250 VDC: 80000 A

1.417 in (36 mm)

1.417 x 2.677 in (36 x 68 mm)

2.677 in (68 mm)

CSA

FLSR.500

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

500 mA

200 kA

FLSR

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CSA; UL

Time Delay

JTD080ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

80 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

1.126 in (28.6 mm)

Indicator

1.126 x 2.626 in (28.6 x 66.7 mm)

2.626 in (66.7 mm)

CSA; UL

Time Delay

CCMR.600TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

600 mA

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

JLLS350.XXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

350 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

IDSR150.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

150 A

Tab/Blade

200 kA

Rated Breaking Capacity at 600 VDC: 20000 A

Bulk

1.787 in (45.4 mm)

9.626 in (244.5 mm)

CSA; UL

Time Delay

KLC2

Littelfuse

Electric Fuse

Inline/Holder

600 V

2 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

CCMR17.5TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

17.5 A

End Cap

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

KLLU1350

Littelfuse

Electric Fuse

Inline/Holder

600 V

1.35 kA

Tab/Blade

200 kA

3 in (76.2 mm)

L

600 V

3 x 3.752 in (76.2 x 95.3 mm)

3.752 in (95.3 mm)

CSA; UL

Time Delay

LLSRK02.8

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2.8 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

LA60X800-128

Littelfuse

Electric Fuse

Inline/Holder

600 V

800 A

End Cap

100 kA

3 in (76.2 mm)

600 V

3 x 3.752 in (76.2 x 95.3 mm)

3.752 in (95.3 mm)

UL

Fast

LLSRK2.80

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2.8 A

End Cap

20 kA

Rated Breaking Capacity at 300 VDC: 20000

0.811 in (20.6 mm)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

Time Delay

KLKD005.HXR

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

5 A

End Cap

24 mJ

-55 °C (-67 °F)

100 kA

4 m

0.406 in (10.31 mm)

600 V

0.394 x 1.496 in (10 x 38 mm)

1.5 x 0.406 x 1.5 in (38.1 x 10.31 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; IEC; UL

125 °C (257 °F)

Fast

LGD080

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

80 A

End Cap

200 kA

LGD

Rated Breaking Capacity at 300 VDC: 20000 A

Time Delay

RLS125

Littelfuse

Electric Fuse

Inline/Holder

600 V

125 A

Tab/Blade

10 kA

1.843 in (46.8 mm)

9.626 in (244.5 mm)

CE; CSA; UL

0KLK005.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

5 A

End Cap

100 kA

Rated Breaking Capacity at 500 VDC: 50000 A

0.406 in (10.31 mm)

600 V

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

Fast

LLSRK1.12

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.125 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

IDSR100ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

100 A

200 kA

IDSR

Rated Breaking Capacity at 600 VDC: 20000 A

Indicator

CSA; UL

Time Delay

FLSR.300

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

300 A

200 kA

FLSR

Rated Breaking Capacity at 300 VDC: 20000 A

2.594 in (65.9 mm)

11.626 in (295.3 mm)

CSA; UL

Time Delay

KLC400

Littelfuse

Electric Fuse

Inline/Holder

600 V

400 A

Tab/Blade

-55 °C (-67 °F)

200 kA

2 in (50.8 mm)

2 x 2.843 in (50.8 x 72.2 mm)

2.843 in (72.2 mm)

CSA; UL

125 °C (257 °F)

Very Fast

KLC100

Littelfuse

Electric Fuse

Inline/Holder

600 V

100 A

Tab/Blade

-55 °C (-67 °F)

200 kA

1 in (25.4 mm)

1 x 2.874 in (25.4 x 73 mm)

2.874 in (73 mm)

CSA; UL

125 °C (257 °F)

Very Fast

07945818991

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

3 A

Tab/Blade

7.821 J

-55 °C (-67 °F)

100 kA

211 µs

Rated Breaking Capacity at 600 VDC: 50000 A

Bulk

0.406 in (10.31 mm)

449 µs

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CE; IEC; UL

125 °C (257 °F)

Fast

KLPC350

Littelfuse

Electric Fuse

Inline/Holder

600 V

480 V

350 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

L60S350

Littelfuse

Electric Fuse

Inline/Holder

600 V

350 A

Tab/Blade

-55 °C (-67 °F)

200 kA

1.579 in (40.1 mm)

1.579 x 2.906 in (40.1 x 73.8 mm)

2.906 in (73.8 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0LDC150.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

150 A

Tab/Blade

200 kA

16 ms

Rated Breaking Capacity at 600 VDC: 50000 A

2.5 in (63.5 mm)

L

600 V

3.752 in (95.3 mm)

CE, UL

Fast

CCMR17.5HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

17.5 A

End Cap

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

LLSRK1.40

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.4 A

End Cap

20 kA

Rated Breaking Capacity at 300 VDC: 20000

0.811 in (20.6 mm)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

Time Delay

KLDR6.25HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

6.25 A

End Cap

147.6 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

L60S90

Littelfuse

Electric Fuse

Inline/Holder

600 V

90 A

Tab/Blade

200 kA

1.063 in (27 mm)

1.063 x 2.906 in (27 x 73.8 mm)

2.906 in (73.8 mm)

CSA; UL

Fast

JLLS900

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

900 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

2.63 in (66.8 mm)

2.63 x 2.299 in (66.8 x 58.4 mm)

2.299 in (58.4 mm)

UL

Fast

FLSR600

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

600 A

200 kA

FLSR

Rated Breaking Capacity at 300 VDC: 20000 A

3.094 in (78.6 mm)

13.374 in (339.7 mm)

CSA; UL

Time Delay

JTD060

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

60 A

End Cap

10.45 kJ

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

1.063 in (27 mm)

2.374 in (60.3 mm)

CSA; UL

Time Delay

FLSR3.20

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3.2 A

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

CSA; UL

Time Delay

RLS003

Littelfuse

Electric Fuse

Inline/Holder

600 V

3 A

End Cap

10 kA

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

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.