600 V Fuses 2,400+

Reset All
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

KLSR0300

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)

11.626 in (295.3 mm)

CE; CSA; UL

Fast

LLSRK350.TXID

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

11.626 in (295.3 mm)

CE; CSA; UL; QPL

Time Delay

LLSRK060.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

60 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.063 in (27 mm)

Indicator

5.5 in (139.7 mm)

CE; CSA; UL; QPL

Time Delay

L60S100.V

Littelfuse

Electric Fuse

Inline/Holder

600 V

100 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

KLSR0060

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

60 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

0RLS225.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

225 A

Tab/Blade

10 kA

2.594 in (65.9 mm)

11.626 in (295.3 mm)

CE; CSA; UL

LLSRK600.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

600 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

3.094 in (78.6 mm)

Indicator

13.374 in (339.7 mm)

CE; CSA; UL; QPL

Time Delay

KLSR0600

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

600 A

Tab/Blade

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

3.094 in (78.6 mm)

13.374 in (339.7 mm)

CE; CSA; UL

Fast

0RLS015.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

15 A

End Cap

10 kA

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

0KLC200.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

200 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

LLSRK400.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

400 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

L60S060.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)

2.78 in (70.6 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0KLC004.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

4 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

LLSRK6.25.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

6.25 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

0KLC045.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

45 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

0RLS060.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

60 A

End Cap

10 kA

1.063 in (27 mm)

5.5 in (139.7 mm)

CE; CSA; UL

KLSR0080

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

80 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

0RLS006.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

6 A

End Cap

10 kA

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

0RLS100.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

100 A

Tab/Blade

10 kA

1.311 in (33.3 mm)

7.874 in (200 mm)

CE; CSA; UL

KLSR0225

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

225 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

2.594 in (65.9 mm)

11.626 in (295.3 mm)

CE; CSA; UL

Fast

L60S012.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

12 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

LLSRK.250.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

250 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

KLSR0015

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

15 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

LLSRK045.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

45 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.063 in (27 mm)

Indicator

5.5 in (139.7 mm)

CE; CSA; UL; QPL

Time Delay

LLSRK070.TXID

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)

Indicator

7.874 in (200 mm)

CE; CSA; UL; QPL

Time Delay

0RLS250.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 A

Tab/Blade

10 kA

2.594 in (65.9 mm)

11.626 in (295.3 mm)

CE; CSA; UL

0RLS080.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

80 A

Tab/Blade

10 kA

1.311 in (33.3 mm)

7.874 in (200 mm)

CE; CSA; UL

0RLS040.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

40 A

End Cap

10 kA

1.063 in (27 mm)

5.5 in (139.7 mm)

CE; CSA; UL

LLSRK005.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

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

LLSRK02.5.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2.5 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

0KLC030.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

30 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

LLSRK020.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

20 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

KLSR0110

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)

9.626 in (244.5 mm)

CE; CSA; UL

Fast

L60S005.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

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

L60S008.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

8 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

0RLS600.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 A

Tab/Blade

10 kA

3.094 in (78.6 mm)

13.374 in (339.7 mm)

CE; CSA; UL

0RLS350.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

350 A

Tab/Blade

10 kA

2.594 in (65.9 mm)

11.626 in (295.3 mm)

CE; CSA; UL

0KLC006.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

6 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

LLSRK008.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

8 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

L60S010.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

10 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

KLSR0001

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

1 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

KLSR0012

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

12 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

0RLS070.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

70 A

Tab/Blade

10 kA

1.311 in (33.3 mm)

7.874 in (200 mm)

CE; CSA; UL

0KLC008.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

8 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

L60S045.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

45 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

L60S070.V

Littelfuse

Electric Fuse

Inline/Holder

600 V

70 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

KLSR0100

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)

7.874 in (200 mm)

CE; CSA; UL

Fast

0KLC450.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

450 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

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.