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

KLDR.250T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

250 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

KLPC800.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

480 V

800 A

Tab/Blade

200 kA

Rated Breaking Capacity at 480 VDC: 20000 A

2.5 in (63.5 mm)

L

600 V

8.626 x 3.752 in (219.1 x 95.3 mm)

3.752 in (95.3 mm)

CSA; UL

Time Delay

0JTD600.XXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

600 A

Tab/Blade

1.97 MJ

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

2.5 in (63.5 mm)

600 V

Indicator

3.752 in (95.3 mm)

CSA; UL

Time Delay

CCMR010.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

10 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

FLSR020.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

20 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

CCMR1.25HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.25 A

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

KLDR03.2T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3.2 A

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

IDSR090

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

90 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

FLSR3.5ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3.5 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

KLC225

Littelfuse

Electric Fuse

Inline/Holder

600 V

225 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

CCMR030.H

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

30 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

CCMR01.8

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.8 A

End Cap

200 kA

Rated Breaking Capacity at 250 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

BLS4

Littelfuse

Electric Fuse

Inline/Holder

600 V

4 A

End Cap

10 kA

0.406 in (10.31 mm)

0.406 x 1.375 in (10.31 x 34.93 mm)

1.375 in (34.93 mm)

CSA; UL

Fast

JTD15ID

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

2.252 in (57.2 mm)

CSA; UL

Time Delay

IDSR.100

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

100 mA

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

JTD035ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

35 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

1.063 in (27 mm)

Indicator

0.811 x 2.252 in (20.6 x 57.2 mm)

2.374 in (60.3 mm)

CSA; UL

Time Delay

KLKD005R

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

5 A

End Cap

24 mJ

-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

FLSR04.5ID

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

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; QPL; UL

Time Delay

KLKD3

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

3 A

End Cap

7.821 J

-55 °C (-67 °F)

100 kA

211 µs

Rated Breaking Capacity at 600 VDC: 50000 A

Bulk

0.406 in (10.31 mm)

449 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

PSR033UL2000X

Littelfuse

Electric Fuse

Inline/Holder

600 V

480 V

2 kA

Tab/Blade

1.234 MJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 480 VDC: 150000 A

Bulk

2.894 in (73.5 mm)

1.976 in (50.2 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

KLC450

Littelfuse

Electric Fuse

Inline/Holder

600 V

450 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

LDC150

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

150 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

IDSR02.8

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

2.8 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

JTD171/2ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

17.5 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

NLS450

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

450 A

Tab/Blade

50 kA

Rated Breaking Capacity at 500 VDC; 50000

3.094 in (78.6 mm)

3.094 x 8.87 in (78.6 x 225.3 mm)

8.87 in (225.3 mm)

CSA; UL

0477002.MX6EP

Littelfuse

Electric Fuse

Through Hole Mount

600 V

400 V

2 A

Pin Wire

9.12 J

-55 °C (-67 °F)

Tin

100 A

Rated Breaking Capacity at 400 VDC: 1500 A

Bulk

0.228 in (5.8 mm)

e3

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

PSE; UL

125 °C (257 °F)

Time Delay

IDSR300.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

300 A

Tab/Blade

200 kA

Rated Breaking Capacity at 600 VDC: 20000 A

Bulk

2.543 in (64.6 mm)

11.626 in (295.3 mm)

CSA; UL

Time Delay

2CM125

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

125 A

Tab/Blade

200 kA

2CM

Rated Breaking Capacity at 250 VDC: 80000 A

1.614 in (41 mm)

1.614 x 3.031 in (41 x 77 mm)

3.031 in (77 mm)

CSA

CCMR045.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

45 A

End Cap

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

0.85 in (21.6 mm)

600 V

1.882 in (47.8 mm)

CE; CSA; UL

Time Delay

IDSR03.5T

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

3.5 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

JTD450ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

450 A

Tab/Blade

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

2.5 in (63.5 mm)

Indicator

2.626 x 3.752 in (66.7 x 95.3 mm)

3.752 in (95.3 mm)

CSA; UL

Time Delay

LLSRK015

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)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

Time Delay

KLKD.250T

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

250 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

KLKD11/2

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

1.5 A

End Cap

2.89 J

-55 °C (-67 °F)

100 kA

153 µs

Rated Breaking Capacity at 600 VDC: 50000 A

Bulk

0.406 in (10.31 mm)

828 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

LLSRK1.40ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.4 A

End Cap

200 kA

LLSRK

Rated Breaking Capacity at 300 VDC: 20000 A

Indicator

CSA; UL

Time Delay

CCMR04.5

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

4.5 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.406 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

IDSR010ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

10 A

200 kA

IDSR

Rated Breaking Capacity at 600 VDC: 20000 A

Indicator

CSA; UL

Time Delay

KLDR01.6TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.6 A

End Cap

749.5 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

FLSR003

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3 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

KLKR004.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

4 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

KLPC4500.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

480 V

4.5 kA

Tab/Blade

200 kA

10.752 in (273.1 mm)

L

600 V

10.752 x 4 in (273.1 x 101.6 mm)

4 in (101.6 mm)

CE; CSA; UL

Time Lag

07945894354

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

20 A

Tab/Blade

462.056 J

-55 °C (-67 °F)

100 kA

826 µs

Rated Breaking Capacity at 600 VDC: 50000 A

Bulk

0.406 in (10.31 mm)

6.144 ms

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CE; IEC; UL

125 °C (257 °F)

Fast

FLSR5.6ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

5.6 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

RLS060

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

L60S225

Littelfuse

Electric Fuse

Inline/Holder

600 V

225 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

KLC015

Littelfuse

Electric Fuse

Inline/Holder

600 V

15 A

Tab/Blade

-55 °C (-67 °F)

200 kA

0.563 in (14.3 mm)

1.874 in (47.6 mm)

CSA; UL

125 °C (257 °F)

Very Fast

L60S6

Littelfuse

Electric Fuse

Inline/Holder

600 V

6 A

End Cap

200 kA

0.811 in (20.6 mm)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

Fast

KLDR.187HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

187 mA

End Cap

4 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

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.