300 V Fuses 1,812

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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

JTD6ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

6 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

JLLS030.TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

30 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

FLQ012

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

12 A

End Cap

10 kA

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

KLDR.300

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

300 mA

End Cap

11.1 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

KLKR015

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

15 A

Tab/Blade

314 J

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

CCMR.300

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

300 mA

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.406 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

KLKR008

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

8 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

LLSRK005

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)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

Time Delay

0FLQ005.HXR

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

5 A

End Cap

10 kA

0.406 in (10.31 mm)

500 V

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

JTD45ID

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

2.374 in (60.3 mm)

CSA; UL

Time Delay

KLLU750.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

750 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

2.5 in (63.5 mm)

3.752 in (95.3 mm)

CE; CSA; UL

Time Delay

FLSR4.50

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

4.5 A

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

CSA; UL

Time Delay

KLDR.400HXP

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

FLQ025R

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

25 A

End Cap

10 kA

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

KLDR01.5T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.5 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

CCMR02.8T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2.8 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

KLDR01.6H

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.6 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

KLDR.250

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

250 mA

End Cap

13.8 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

FLSR7.5ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

7.5 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

FLSR075ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

75 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.311 in (33.3 mm)

Indicator

1.311 x 7.874 in (33.3 x 200 mm)

7.874 in (200 mm)

CSA; QPL; UL

Time Delay

80711600440

Littelfuse

Electric Fuse

Through Hole Mount

300 V

300 V

1.6 A

Wire

5.1 kJ

-40 °C (-40 °F)

Tin

100 A

1 s

Bulk

0.488 in (12.4 mm)

0.252 in (6.4 mm)

e3

300 V

0.488 x 0.252 x 0.362 in (12.4 x 6.4 x 9.2 mm)

0.362 in (9.2 mm)

IEC; CUL; PSE; UL

125 °C (257 °F)

Time Lag

CCMR004.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

4 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

JLLS060

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

60 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

0.811 x 1.563 in (20.6 x 39.7 mm)

1.563 in (39.7 mm)

CSA; UL

Fast

CCMR2.25

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2.25 A

End Cap

351 J

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

LLSRK400ID

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; UL

Time Delay

0FLQ005.T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

5 A

End Cap

Nickel

10 kA

0.406 in (10.31 mm)

500 V

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

LA30QS3000-128

Littelfuse

Electric Fuse

Inline/Holder

300 V

300 V

3 kA

End Cap

4.7 kJ

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

4.488 in (114 mm)

4.488 x 2.339 in (114 x 59.4 mm)

2.339 in (59.4 mm)

UL

Very Fast

CCMR006.HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

6 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

36913150440

Littelfuse

Electric Fuse

Through Hole Mount

300 V

300 V

3.15 A

Pin Wire

78.388 J

-40 °C (-40 °F)

Matte Tin

50 A

20 s

55

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

300 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

CUL; PSE; UL; VDE

85 °C (185 °F)

Time Lag

FLSR05.6T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

5.6 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

KLKR.100

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

100 mA

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

JLLS040

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

40 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

0.811 x 1.563 in (20.6 x 39.7 mm)

1.563 in (39.7 mm)

CSA; UL

Fast

KLDR015.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

15 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

CCMR2.25T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

2.25 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

JLLS030.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

30 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

JLLS100.VXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

100 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.827 in (21 mm)

600 V

1.626 in (41.3 mm)

CE; CSA; UL

Fast

JTD8ID

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

2.252 in (57.2 mm)

CSA; UL

Time Delay

KLDR01.4T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.4 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

LLSRK01.8

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.8 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

KLDR015.H

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

15 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

LLSRK5.60

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

5.6 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

FLQ2.25

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

2.25 A

End Cap

10 kA

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

FLQ009.T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

9 A

End Cap

-55 °C (-67 °F)

10 kA

0.406 in (10.31 mm)

500 V

Midget

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA, UL

125 °C (257 °F)

Time Lag

KLKR009

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

9 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

FLSR0.3ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

300 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

80712000440

Littelfuse

Electric Fuse

Through Hole Mount

300 V

300 V

2 A

Wire

8.8 kJ

-40 °C (-40 °F)

Tin

100 A

1 s

Bulk

0.488 in (12.4 mm)

0.252 in (6.4 mm)

e3

300 V

0.488 x 0.252 x 0.362 in (12.4 x 6.4 x 9.2 mm)

0.362 in (9.2 mm)

IEC; CUL; PSE; UL

125 °C (257 °F)

Time Lag

KLDR.400

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

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

FLQ.800

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

800 mA

End Cap

10 kA

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 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.