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

07945810207

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

12 A

End Cap

445.01 J

-55 °C (-67 °F)

100 kA

822 µs

Rated Breaking Capacity at 600 VDC: 50000 A

Bulk

0.406 in (10.31 mm)

1.455 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

IDSR080ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

80 A

200 kA

IDSR

Rated Breaking Capacity at 600 VDC: 20000 A

Indicator

CSA; UL

Time Delay

LFCL350A1

Littelfuse

Electric Fuse

Inline/Holder

600 V

Pin Wire

200 kA

JTD.800ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

800 mA

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.811 in (20.6 mm)

Indicator

0.811 x 2.252 in (20.6 x 57.2 mm)

2.252 in (57.2 mm)

CSA; UL

Time Delay

FLSR2.80

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2.8 A

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

CSA; UL

Time Delay

FLSR020

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

20 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

FLSR450.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

450 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

3.043 in (77.3 mm)

13.374 in (339.7 mm)

CSA; UL

Time Delay

JLLS900.XXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

900 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

2.626 in (66.7 mm)

600 V

2.303 in (58.5 mm)

CE; CSA; UL

Fast

FLSR4ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

4 A

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

JTD03.2ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3.2 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.811 in (20.6 mm)

Indicator

0.811 x 2.252 in (20.6 x 57.2 mm)

2.252 in (57.2 mm)

CSA; UL

Time Delay

LFCL250C1

Littelfuse

Electric Fuse

Inline/Holder

600 V

Pin Wire

200 kA

KLPC200

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

KLDR.500HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

500 mA

End Cap

87.7 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

LLSRK001

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)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

Time Delay

2CC300

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

300 A

Tab/Blade

200 kA

2CC

Rated Breaking Capacity at 250 VDC: 80000 A

2.283 in (58 mm)

2.283 x 3.189 in (58 x 81 mm)

3.189 in (81 mm)

CSA

FLSR005ID

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

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; QPL; UL

Time Delay

FLSR5.60

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

5.6 A

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

CSA; UL

Time Delay

KLKD025.

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

25 A

End Cap

100 kA

Rated Breaking Capacity at 600 VDC: 10000 A

0.406 in (10.31 mm)

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

JLS350

Littelfuse

Electric Fuse

Inline/Holder

600 V

350 A

Tab/Blade

200 kA

Bulk

2 in (50.8 mm)

2 x 3.374 in (50.8 x 85.7 mm)

3.374 in (85.7 mm)

CE; CSA; QPL; UL

Fast

LDC600

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

600 A

Tab/Blade

200 kA

16 ms

Rated Breaking Capacity at 600 VDC: 50000 A

2.5 in (63.5 mm)

3.752 in (95.3 mm)

CE, UL

Fast

FLSR070.V

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

70 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

1.283 in (32.6 mm)

7.874 in (200 mm)

CSA; UL

Time Delay

L60S015

Littelfuse

Electric Fuse

Inline/Holder

600 V

15 A

End Cap

-55 °C (-67 °F)

200 kA

0.811 in (20.6 mm)

5 in (127 mm)

CSA; UL

125 °C (257 °F)

Very Fast

IDSR100

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

100 A

Tab/Blade

200 kA

Rated Breaking Capacity at 600 VDC: 20000 A

Bulk

1.283 in (32.6 mm)

31.8mm x 200mm

7.874 in (200 mm)

CSA; UL

Time Delay

KLPC1200

Littelfuse

Electric Fuse

Inline/Holder

600 V

480 V

1.2 kA

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

CCMR.300HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

300 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

LLSRK225

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)

2.594 x 11.626 in (65.9 x 295.3 mm)

11.626 in (295.3 mm)

CSA; UL

Time Delay

IDSR400

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

400 A

Tab/Blade

200 kA

Rated Breaking Capacity at 600 VDC: 20000 A

Bulk

2.543 in (64.6 mm)

2.5 x 11.626 in (63.5 x 295.3 mm)

11.626 in (295.3 mm)

CSA; UL

Time Delay

LGD050

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

50 A

End Cap

200 kA

LGD

Rated Breaking Capacity at 300 VDC: 20000 A

Indicator

CSA; UL

Time Delay

JLLS090

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

90 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

0.811 x 1.642 in (20.6 x 41.7 mm)

1.642 in (41.7 mm)

CSA; UL

Fast

FLSR15ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

15 A

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

NLS080

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

80 A

Tab/Blade

50 kA

Rated Breaking Capacity at 600 VDC; 50000

1.311 in (33.3 mm)

1.311 x 5.874 in (33.3 x 149.2 mm)

5.874 in (149.2 mm)

CSA; UL

FLSR.250T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

250 mA

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.815 in (20.7 mm)

5 in (127 mm)

CSA; UL

Time Delay

IDSR075.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

7.5 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

KLSR125

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

125 A

Tab/Blade

200 kA

KLSR

Rated Breaking Capacity at 300 VDC: 20000 A

1.843 in (46.8 mm)

9.626 in (244.5 mm)

CSA; UL

Fast

KLKD002.HXR

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)

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

KLDR.400TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

400 mA

End Cap

57.9 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

PSR033FL2000H

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

2 kA

Threaded

1.234 MJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 500 VDC: 150000 A

Bulk

2.008 in (51 mm)

2.894 in (73.5 mm)

Indicator

3.13 in (79.5 mm)

CCC; CE; CUL; UL; IEC

125 °C (257 °F)

Fast

KLKD.100H

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

100 mA

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

KLDR012

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

12 A

End Cap

154.7 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

KLKD.125T

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

125 mA

End Cap

-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

125 °C (257 °F)

Fast

NLS350

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

350 A

Tab/Blade

50 kA

Rated Breaking Capacity at 500 VDC; 50000

2.594 in (65.9 mm)

2.594 x 7.878 in (65.9 x 200.1 mm)

7.878 in (200.1 mm)

CSA; UL

KLKD010.

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

10 A

End Cap

100 kA

KLKD

Rated Breaking Capacity at 600 VDC: 10000 A

0.406 in (10.31 mm)

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

FLSR030ID

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; QPL; UL

Time Delay

2CO020

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

20 A

Tab/Blade

200 kA

2CO

Rated Breaking Capacity at 250 VDC: 80000 A

0.827 in (21 mm)

0.827 x 2.205 in (21 x 56 mm)

2.205 in (56 mm)

CSA

KLKD3/10

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

300 mA

End Cap

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 600 VDC: 50000 A

Bulk

0.406 in (10.31 mm)

101 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, UL

125 °C (257 °F)

Fast

CCMR025.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

25 A

End Cap

200 kA

CCMR

Rated Breaking Capacity at 500 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

FLSR0.25ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

250 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

IDSR050

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

50 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

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.