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

L60S080.V

Littelfuse

Electric Fuse

Inline/Holder

600 V

80 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

1.063 in (27 mm)

2.906 in (73.8 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0KLC175.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

175 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

1.5 in (38.1 mm)

2.843 in (72.2 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0RLS012.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

12 A

End Cap

10 kA

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

LLSRK200.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

200 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.843 in (46.8 mm)

Indicator

9.626 in (244.5 mm)

CE; CSA; UL; QPL

Time Delay

L60S17.5T

Littelfuse

Electric Fuse

Inline/Holder

600 V

17.5 A

End Cap

-55 °C (-67 °F)

200 kA

Box

0.811 in (20.6 mm)

5 in (127 mm)

CSA; UL

125 °C (257 °F)

Very Fast

L60S050.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

50 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

0.811 in (20.6 mm)

2.78 in (70.6 mm)

CSA; UL

125 °C (257 °F)

Very Fast

LLSRK05.6.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

5.6 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

Indicator

5 in (127 mm)

CE; CSA; UL; QPL

Time Delay

LLSRK010.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

10 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

Indicator

5 in (127 mm)

CE; CSA; UL; QPL

Time Delay

KLSR0035

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

35 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.063 in (27 mm)

5.5 in (139.7 mm)

CE; CSA; UL

Fast

KLSR0050

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

50 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.063 in (27 mm)

5.5 in (139.7 mm)

CE; CSA; UL

Fast

L60S020.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

20 A

End Cap

-55 °C (-67 °F)

200 kA

Box

0.811 in (20.6 mm)

5 in (127 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0KLC400.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

400 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

2 in (50.8 mm)

2.843 in (72.2 mm)

CSA; UL

125 °C (257 °F)

Very Fast

KLSR0175

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

175 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.843 in (46.8 mm)

9.626 in (244.5 mm)

CE; CSA; UL

Fast

0RLS035.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

35 A

End Cap

10 kA

1.063 in (27 mm)

5.5 in (139.7 mm)

CE; CSA; UL

0KLC600.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

2.5 in (63.5 mm)

2.843 in (72.2 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0RLS001.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

1 A

End Cap

10 kA

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

0RLS030.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

30 A

End Cap

10 kA

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

LLSRK.600.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

600 mA

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL; QPL

Time Delay

KLSR0090

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

90 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.311 in (33.3 mm)

7.874 in (200 mm)

CE; CSA; UL

Fast

0NLS030.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

30 A

End Cap

21.6 kJ

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

0.563 in (14.3 mm)

Indicator

5 in (127 mm)

CSA; UL

LLSRK.300.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

300 mA

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL; QPL

Time Delay

LLSRK100.TXID

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

7.874 in (200 mm)

CE; CSA; UL; QPL

Time Delay

KLSR0020

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

20 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

0KLC035.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

35 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

0.811 in (20.6 mm)

2.752 in (69.9 mm)

CSA; UL

125 °C (257 °F)

Very Fast

KLSR0150

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

150 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.843 in (46.8 mm)

9.626 in (244.5 mm)

CE; CSA; UL

Fast

LLSRK.200.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

200 mA

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL; QPL

Time Delay

LLSRK300.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

300 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

2.594 in (65.9 mm)

Indicator

11.626 in (295.3 mm)

CE; CSA; UL; QPL

Time Delay

0KLC090.V

Littelfuse

Electric Fuse

Inline/Holder

600 V

90 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

1 in (25.4 mm)

2.874 in (73 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0RLS004.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

4 A

End Cap

10 kA

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

0KLC800.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

800 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

2.5 in (63.5 mm)

2.843 in (72.2 mm)

CSA; UL

125 °C (257 °F)

Very Fast

LLSRK1.25.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.25 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

Indicator

5 in (127 mm)

CE; CSA; UL; QPL

Time Delay

LLSRK.800.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

800 mA

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL; QPL

Time Delay

0JTD030.TID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

30 A

End Cap

4.754 kJ

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

Indicator

2.252 in (57.2 mm)

CSA; UL

Time Delay

0NLS400.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

400 A

Tab/Blade

1.51 MJ

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

2.594 in (65.9 mm)

Indicator

11.626 in (295.3 mm)

CSA; UL

0KLC060.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

60 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

0.811 in (20.6 mm)

2.752 in (69.9 mm)

CSA; UL

125 °C (257 °F)

Very Fast

LLSRK015.TXID

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

5 in (127 mm)

CE; CSA; UL; QPL

Time Delay

0RLS025.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

25 A

End Cap

10 kA

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

0KLC225.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

225 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

2 in (50.8 mm)

2.843 in (72.2 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0RLS450.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

450 A

Tab/Blade

10 kA

3.094 in (78.6 mm)

13.374 in (339.7 mm)

CE; CSA; UL

LLSRK150.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

150 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.843 in (46.8 mm)

Indicator

9.626 in (244.5 mm)

CE; CSA; UL; QPL

Time Delay

0RLS150.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

150 A

Tab/Blade

10 kA

1.843 in (46.8 mm)

9.626 in (244.5 mm)

CE; CSA; UL

LLSRK001.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

Indicator

5 in (127 mm)

CE; CSA; UL; QPL

Time Delay

KLSR0008

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

8 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

0RLS125.T

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

0KLC002.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

2 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

0.563 in (14.3 mm)

1.874 in (47.6 mm)

CSA; UL

125 °C (257 °F)

Very Fast

L60S003.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

3 A

End Cap

-55 °C (-67 °F)

200 kA

Box

0.811 in (20.6 mm)

5 in (127 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0KLC17.5T

Littelfuse

Electric Fuse

Inline/Holder

600 V

17.5 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

0.563 in (14.3 mm)

1.874 in (47.6 mm)

CSA; UL

125 °C (257 °F)

Very Fast

LLSRK04.5.TXID

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

5 in (127 mm)

CE; CSA; UL; QPL

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.