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

CCMR050

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

50 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.85 in (21.6 mm)

0.85 x 1.882 in (21.6 x 47.8 mm)

1.882 in (47.8 mm)

CE; CSA; UL

Time Delay

KLLU1600

Littelfuse

Electric Fuse

Inline/Holder

600 V

1.6 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

KLKR03.5

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3.5 A

Tab/Blade

Nickel

200 kA

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

Fast

LLSRK.300

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)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

Time Delay

FLSR012

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

12 A

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

L60S300

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 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

KLDR05.6

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

5.6 A

End Cap

87.66 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

JTD70ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

70 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1 in (25.4 mm)

Indicator

2.626 in (66.7 mm)

CSA; UL

Time Delay

KLDR07.5

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

7.5 A

End Cap

321.8 J

200 kA

12 s

Rated Breaking Capacity at 300 VDC: 20000 A

0.406 in (10.3 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

LLSRK009ID

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)

Indicator

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

Time Delay

LFCL4/0A3

Littelfuse

Electric Fuse

Inline/Holder

600 V

Pin Wire And Tab/Blade

200 kA

LA60X1600-128

Littelfuse

Electric Fuse

Inline/Holder

600 V

1.6 kA

End Cap

100 kA

4.488 in (114 mm)

600 V

4.488 x 3.752 in (114 x 95.3 mm)

3.752 in (95.3 mm)

UL

Fast

2CO050

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

50 A

Tab/Blade

200 kA

2CO

Rated Breaking Capacity at 250 VDC: 80000 A

1.024 in (26 mm)

1.024 x 2.244 in (26 x 57 mm)

2.244 in (57 mm)

CSA

L60S040

Littelfuse

Electric Fuse

Inline/Holder

600 V

40 A

Tab/Blade

-55 °C (-67 °F)

200 kA

0.811 in (20.6 mm)

2.78 in (70.6 mm)

CSA; UL

125 °C (257 °F)

Very Fast

KLPC0200

Littelfuse

Electric Fuse

Inline/Holder

600 V

480 V

200 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

IDSR.200T

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

200 mA

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

FLSR.600ID

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)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; QPL; UL

Time Delay

KLKR.200T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

200 mA

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

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

Fast

NLS003

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

3 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

LLSRK002

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)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

Time Delay

CCMR.800HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

800 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

L60S175

Littelfuse

Electric Fuse

Inline/Holder

600 V

175 A

Tab/Blade

-55 °C (-67 °F)

200 kA

1.311 in (33.3 mm)

1.311 x 2.906 in (33.3 x 73.8 mm)

2.906 in (73.8 mm)

CSA; UL

125 °C (257 °F)

Very Fast

LLSRK.500ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

500 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

KLDR.150TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

150 mA

End Cap

1.6 mJ

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

FLSR400ID

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

2.594 x 11.626 in (65.9 x 295.3 mm)

11.626 in (295.3 mm)

CSA; QPL; UL

Time Delay

LLSRK2.25ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2.25 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

7E-4PT-6

Littelfuse

Electric Fuse

Inline/Holder

600 V

7 A

End Cap

37.5 kA

0.813 in (20.64 mm)

0.813 x 4.6 in (20.64 x 116.84 mm)

4.6 in (116.84 mm)

Medium

KLKR002.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

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

Fast

0JLS225.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

225 A

Tab/Blade

200 kA

Bulk

2 in (50.8 mm)

J

600 V

2 x 3.374 in (50.8 x 85.7 mm)

3.374 in (85.7 mm)

CE; CSA; QPL; UL

Fast

CCMR01.6

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.6 A

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

LGD015

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

15 A

End Cap

200 kA

LGD

Rated Breaking Capacity at 300 VDC: 20000 A

Indicator

CSA; UL

Time Delay

LVSP20

Littelfuse

Electric Fuse

Inline/Holder

600 V

20 A

4.94 kJ

200 kA

LVSP

1.5 in (38.1 mm)

1.5 in (38.1 mm)

UL

KLK.250

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

250 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)

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

L60S200

Littelfuse

Electric Fuse

Inline/Holder

600 V

200 A

Tab/Blade

-55 °C (-67 °F)

200 kA

1.311 in (33.3 mm)

1.311 x 2.906 in (33.3 x 73.8 mm)

2.906 in (73.8 mm)

CSA; UL

125 °C (257 °F)

Very Fast

CCMR.250HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

250 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

KLDR.125T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

125 mA

End Cap

200 kA

KLDR

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)

CSA; UL

Time Delay

0JLS080.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

80 A

Tab/Blade

200 kA

1 in (25.4 mm)

J

600 V

1.126 x 2.626 in (28.6 x 66.7 mm)

2.626 in (66.7 mm)

CE; CSA; QPL; UL

Fast

LFCL500C5

Littelfuse

Electric Fuse

Inline/Holder

600 V

Tab/Blade

200 kA

RLS005

Littelfuse

Electric Fuse

Inline/Holder

600 V

5 A

End Cap

10 kA

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

KLC700

Littelfuse

Electric Fuse

Inline/Holder

600 V

700 A

Tab/Blade

-55 °C (-67 °F)

200 kA

2.5 in (63.5 mm)

2.5 x 2.843 in (63.5 x 72.2 mm)

2.843 in (72.2 mm)

CSA; UL

125 °C (257 °F)

Very Fast

IDSR060

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

60 A

End Cap

200 kA

Rated Breaking Capacity at 600 VDC: 20000 A

Bulk

1.063 in (27 mm)

1 x 5.5 in (25.4 x 139.7 mm)

5.5 in (139.7 mm)

CSA; UL

Time Delay

IDSR.300T

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

300 mA

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

IDSR5.60

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

5.6 A

200 kA

IDSR

Rated Breaking Capacity at 600 VDC; 20000

Indicator

CSA; MSHA; UL

Time Delay

PSR031UL0900Z

Littelfuse

Electric Fuse

Inline/Holder

600 V

550 V

900 A

Tab/Blade

155.163 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 550 VDC: 150000 A

Bulk

2.028 in (51.5 mm)

1.937 in (49.2 mm)

Indicator

3.402 in (86.4 mm)

CUL; UL

125 °C (257 °F)

Fast

KLLU4000.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

4 kA

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

5.752 in (146.1 mm)

4 in (101.6 mm)

CE; CSA; UL

Time Delay

KLPC0650

Littelfuse

Electric Fuse

Inline/Holder

600 V

480 V

650 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

NLS050

Littelfuse

Electric Fuse

Inline/Holder

600 V

400 V

50 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

IDSR005ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

5 A

200 kA

IDSR

Rated Breaking Capacity at 600 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.