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

07945810211

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

30 A

End Cap

1.409 kJ

-55 °C (-67 °F)

100 kA

1.207 ms

Rated Breaking Capacity at 600 VDC: 50000 A

Bulk

0.406 in (10.31 mm)

2.266 ms

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA, UL

125 °C (257 °F)

Fast

LLSRK3.20

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3.2 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

KLKD2

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

2 A

End Cap

2.379 J

-55 °C (-67 °F)

Nickel

100 kA

145 µs

Rated Breaking Capacity at 600 VDC: 50000 A

Bulk

0.406 in (10.31 mm)

291 µs

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, IEC, UL, VDE

125 °C (257 °F)

Fast

LLSRK030ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

30 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

07945810206

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

10 A

End Cap

278.39 J

-55 °C (-67 °F)

100 kA

701 µs

Rated Breaking Capacity at 600 VDC: 50000 A

Bulk

0.406 in (10.31 mm)

1.2 ms

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA, IEC, UL, VDE

125 °C (257 °F)

Fast

CCMR01.6T

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

1.6 A

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

NLS70

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

70 A

Tab/Blade

50 kA

1.311 in (33.3 mm)

1.311 x 7.874 in (33.3 x 200 mm)

7.874 in (200 mm)

CSA; UL

KLK012

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

12 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 (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

L60S500.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 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

JTD2ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2 A

End Cap

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

LLSRK.200ID

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)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

Time Delay

KLDR01.4

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.4 A

End Cap

813.5 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

JTD015

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)

2.252 in (57.2 mm)

CSA; UL

Time Delay

LGD030

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

30 A

End Cap

200 kA

LGD

Rated Breaking Capacity at 300 VDC: 20000 A

Indicator

CSA; UL

Time Delay

IDSR003

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

3 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

CCMR02.5

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2.5 A

End Cap

192 J

200 kA

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

JLLS010.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

10 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

LLSRK450ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

450 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

3.094 in (78.6 mm)

Indicator

3.094 x 13.374 in (78.6 x 339.7 mm)

13.374 in (339.7 mm)

CSA; UL

Time Delay

KLKD010.T

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)

600 V

0.394 x 1.496 in (10 x 38 mm)

1.5 x 1.5 in (38.1 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; IEC; UL; VDE

125 °C (257 °F)

Fast

CCMR03.2T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3.2 A

End Cap

200 kA

CCMR

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

LFCL250C5

Littelfuse

Electric Fuse

Inline/Holder

600 V

Tab/Blade

200 kA

NLS400

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

400 A

Tab/Blade

1.51 MJ

50 kA

2.594 in (65.9 mm)

2.594 x 7.878 in (65.9 x 200.1 mm)

11.626 in (295.3 mm)

CE; CSA; UL

LDC0800

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

800 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

LLSRK5.60ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

5.6 A

End Cap

200 kA

LLSRK

Rated Breaking Capacity at 300 VDC: 20000 A

Indicator

CSA; UL

Time Delay

LFCL350C8

Littelfuse

Electric Fuse

Inline/Holder

600 V

Pin Wire And Tab/Blade

200 kA

LFCL4/0A1

Littelfuse

Electric Fuse

Inline/Holder

600 V

Pin Wire

200 kA

IDSR015ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

15 A

200 kA

IDSR

Rated Breaking Capacity at 600 VDC: 20000 A

Indicator

CSA; UL

Time Delay

IDSR110.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

110 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

FLSR.800

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

800 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

KLKD015R

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

15 A

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

JLS070

Littelfuse

Electric Fuse

Inline/Holder

600 V

70 A

Tab/Blade

200 kA

Bulk

1 in (25.4 mm)

1 x 2.626 in (25.4 x 66.7 mm)

2.626 in (66.7 mm)

CE; CSA; QPL; UL

Fast

KLC20

Littelfuse

Electric Fuse

Inline/Holder

600 V

20 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

IDSR002.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

2 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

JTD010

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

10 A

End Cap

1.69 kJ

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

KLSR225

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

225 A

Tab/Blade

200 kA

KLSR

Rated Breaking Capacity at 300 VDC: 20000 A

2.594 in (65.9 mm)

11.626 in (295.3 mm)

CSA; UL

Fast

KLDR03.5HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3.5 A

End Cap

21.42 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

FLSR2.50ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

250 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; QPL; UL

Time Delay

KLDR17.5

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

17.5 A

End Cap

87.5 J

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

KLPC4500

Littelfuse

Electric Fuse

Inline/Holder

600 V

480 V

4.5 kA

Tab/Blade

200 kA

Rated Breaking Capacity at 480 VDC: 20000 A

7.126 in (181 mm)

7.126 x 4 in (181 x 101.6 mm)

4 in (101.6 mm)

CSA; UL

Time Delay

KLKD10

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

10 A

End Cap

278.39 J

-55 °C (-67 °F)

100 kA

701 µs

Rated Breaking Capacity at 600 VDC: 50000 A

Bulk

0.406 in (10.31 mm)

1.2 ms

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, IEC, UL, VDE

125 °C (257 °F)

Fast

FLSR03.5T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3.5 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

LLSRK01.4ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.4 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

IDSR200ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

200 A

200 kA

IDSR

Rated Breaking Capacity at 600 VDC: 20000 A

Indicator

CSA; UL

Time Delay

JLLS350.X

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

FLSR0.2ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

200 mA

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

KLC300

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 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

LVSP0020TX2

Littelfuse

Electric Fuse

Inline/Holder

600 V

20 A

End Cap

4.94 kJ

200 kA

0.41 in (10.41 mm)

1.5 in (38.1 mm)

UL

LLSRK1.13ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.13 A

End Cap

200 kA

LLSRK

Rated Breaking Capacity at 300 VDC: 20000 A

Indicator

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.