500 A Fuses 234

Reset All
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

LA100P500-4

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

500 A

Tab/Blade

450 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

2.5 in (63.5 mm)

2.5 x 3.469 in (63.5 x 88.1 mm)

3.469 in (88.1 mm)

UL

Very Fast

IDSR500

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

500 A

Tab/Blade

200 kA

Rated Breaking Capacity at 600 VDC: 20000 A

Bulk

3.043 in (77.3 mm)

3 x 13.374 in (76.2 x 339.7 mm)

13.374 in (339.7 mm)

CSA; UL

Time Delay

0998500.UX-NH

Littelfuse

Electric Fuse

Inline/Holder

70 V

500 A

Tab/Blade

1.8 MJ

-40 °C (-40 °F)

Tin

2.5 kA

100 ms

Bulk

1.15 in (29.2 mm)

0.748 in (19 mm)

e3

70 V

Mega

0.39 in (9.9 mm)

ISO

125 °C (257 °F)

0898500.U-NH

Littelfuse

Electric Fuse

Inline/Holder

70 V

500 A

Tab/Blade

1.8 MJ

-40 °C (-40 °F)

2.5 kA

100 ms

1.15 in (29.2 mm)

0.748 in (19 mm)

Mega

0.39 in (9.9 mm)

125 °C (257 °F)

Time Delay

0298500.ZXB

Littelfuse

Electric Fuse

Inline/Holder

32 V

500 A

Tab/Blade

2.05 MJ

-40 °C (-40 °F)

2 kA

100 ms

Bulk

1.15 in (29.2 mm)

0.748 in (19 mm)

Mega

0.421 in (10.7 mm)

125 °C (257 °F)

Time Delay

0298500.UXP-NH

Littelfuse

Electric Fuse

Inline/Holder

32 V

500 A

Tab/Blade

1.85 MJ

-40 °C (-40 °F)

Tin

2 kA

1.15 in (29.2 mm)

0.75 in (19.05 mm)

e3

32 V

Mega

0.389 in (9.89 mm)

125 °C (257 °F)

Time Delay

PSR071UL0500Z

Littelfuse

Electric Fuse

Inline/Holder

1.2 KV

900 V

500 A

Tab/Blade

75.315 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 900 VDC: 150000 A

Bulk

2.882 in (73.2 mm)

2.028 in (51.5 mm)

Indicator

3.402 in (86.4 mm)

CUL; UL

125 °C (257 °F)

Fast

0298500TXN

Littelfuse

Electric Fuse

Inline/Holder

32 V

500 A

Tab/Blade

-40 °C (-40 °F)

Silver

2 kA

Bulk

1.15 in (29.21 mm)

0.75 in (19.05 mm)

e4

1.15 x 0.75 x 0.42 in (29.21 x 19.05 x 10.67 mm)

0.42 in (10.67 mm)

125 °C (257 °F)

FLSR500

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

500 A

200 kA

FLSR

Rated Breaking Capacity at 300 VDC: 20000 A

3.094 in (78.6 mm)

13.374 in (339.7 mm)

CSA; UL

Time Delay

LA50QS500-4

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

500 A

Tab/Blade

160 J

200 kA

Rated Breaking Capacity at 500 VDC: 100000 A

2 in (50.8 mm)

500 V

2 x 2.22 in (50.8 x 56.4 mm)

2.22 in (56.4 mm)

CSA; UL

Fast

JLLS500

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

500 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

2.063 in (52.4 mm)

2.063 x 1.764 in (52.4 x 44.8 mm)

1.764 in (44.8 mm)

CSA; UL

Fast

PSR033US0500X

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Tab/Blade

16.434 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 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

LA070URD32TTI0500

Littelfuse

Electric Fuse

Inline/Holder

700 V

500 A

End Cap

28 J

200 kA

2.374 in (60.3 mm)

2.374 in (60.3 mm)

Indicator

2.374 x 2.374 x 1.929 in (60.3 x 60.3 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

L70S500

Littelfuse

Electric Fuse

Inline/Holder

700 V

650 V

500 A

Tab/Blade

Silver

200 kA

Rated Breaking Capacity at 650 VDC: 20000 A

2.5 in (63.5 mm)

e4

2.5 x 2.843 in (63.5 x 72.2 mm)

2.843 in (72.2 mm)

CSA; UL

Fast

FLNR500ID

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

500 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

2.594 in (65.9 mm)

Indicator

2.594 x 10.374 in (65.9 x 263.5 mm)

10.374 in (263.5 mm)

CSA; QPL; UL

Time Delay

IDSR500ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

500 A

200 kA

IDSR

Rated Breaking Capacity at 600 VDC: 20000 A

Indicator

CSA; UL

Time Delay

L17T500

Littelfuse

Electric Fuse

Inline/Holder

170 V

500 A

Tab/Blade

100 kA

Bulk

1.5 in (38.1 mm)

1.5 x 1.252 in (38.1 x 31.8 mm)

1.252 in (31.8 mm)

CSA; UL

LA070URD31TTI0500

Littelfuse

Electric Fuse

Inline/Holder

700 V

500 A

End Cap

37 J

200 kA

2 in (50.8 mm)

2 in (50.8 mm)

Indicator

2 x 2 x 1.929 in (50.8 x 50.8 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

CNN500E

Littelfuse

Electric Fuse

Inline/Holder

125 V

80 V

500 A

Tab/Blade

2.7 kA

3.181 in (80.8 mm)

3.18 in (80.77 mm)

CUL; UL

Very Fast

0298500.UXT

Littelfuse

Electric Fuse

Inline/Holder

32 V

500 A

Tab/Blade

2.05 MJ

-40 °C (-40 °F)

2 kA

100 ms

Bulk

1.15 in (29.2 mm)

0.748 in (19 mm)

Mega

0.421 in (10.7 mm)

125 °C (257 °F)

Time Delay

157.5701.6501

Littelfuse

Electric Fuse

Inline/Holder

48 V

500 A

Tab/Blade

-40 °C (-40 °F)

3 kA

200 ms

Bulk

1.26 in (32 mm)

0.866 in (22 mm)

48 V

1.26 x 0.866 x 0.413 in (32 x 22 x 10.5 mm)

0.413 in (10.5 mm)

CUL; UL

125 °C (257 °F)

JLLN500P

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

500 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

1.594 in (40.5 mm)

3.063 in (77.8 mm)

CE; CSA; CUL; UL

Fast

EV1K500.ZXBD

Littelfuse

Electric Fuse

Inline/Holder

1 KV

500 A

Tab/Blade

-40 °C (-40 °F)

30 kA

Bulk

2 in (50.8 mm)

2.844 in (72.24 mm)

125 °C (257 °F)

0JTD500.XXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

500 A

Tab/Blade

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

2.5 in (63.5 mm)

Indicator

3.752 in (95.3 mm)

CSA; UL

Time Delay

07945825328

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

500 A

Tab/Blade

42.751 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.921 in (74.2 mm)

2.894 in (73.5 mm)

Indicator

3.13 in (79.5 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825216

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Tab/Blade

29.751 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.028 in (51.5 mm)

1.937 in (49.2 mm)

Indicator

2.264 in (57.5 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825259

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Tab/Blade

31.429 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.878 in (47.7 mm)

1.693 in (43 mm)

Indicator

1.929 in (49 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR033UL0500

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Tab/Blade

16.434 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.894 in (73.5 mm)

1.976 in (50.2 mm)

Indicator

3.13 in (79.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR072UL0500

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

500 A

Tab/Blade

50.398 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.882 in (73.2 mm)

2.362 in (60 mm)

Indicator

2.598 in (66 mm)

CUL; UL

125 °C (257 °F)

Fast

0JTD500.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

500 A

Tab/Blade

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

2.5 in (63.5 mm)

3.752 in (95.3 mm)

CSA; UL

Time Delay

PSR030US0500

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Tab/Blade

31.429 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.878 in (47.7 mm)

1.693 in (43 mm)

Indicator

1.929 in (49 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR031UL0500

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Tab/Blade

29.751 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.028 in (51.5 mm)

1.937 in (49.2 mm)

Indicator

2.264 in (57.5 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825283

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Tab/Blade

16.434 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.894 in (73.5 mm)

1.976 in (50.2 mm)

Indicator

3.13 in (79.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR032UL0500

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Tab/Blade

21.573 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.362 in (60 mm)

1.937 in (49.2 mm)

Indicator

2.598 in (66 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825274

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Tab/Blade

21.573 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.362 in (60 mm)

1.937 in (49.2 mm)

Indicator

2.598 in (66 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825267

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Tab/Blade

29.751 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.028 in (51.5 mm)

1.937 in (49.2 mm)

Indicator

2.264 in (57.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR032US0500

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Tab/Blade

21.573 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.362 in (60 mm)

1.937 in (49.2 mm)

Indicator

2.598 in (66 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825232

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Tab/Blade

16.434 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.894 in (73.5 mm)

1.976 in (50.2 mm)

Indicator

3.13 in (79.5 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825208

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Tab/Blade

31.429 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.878 in (47.7 mm)

1.693 in (43 mm)

Indicator

1.929 in (49 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825321

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

500 A

Tab/Blade

50.398 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.882 in (73.2 mm)

2.362 in (60 mm)

Indicator

2.598 in (66 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR033US0500

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Tab/Blade

16.434 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.894 in (73.5 mm)

1.976 in (50.2 mm)

Indicator

3.13 in (79.5 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825223

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Tab/Blade

21.573 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.362 in (60 mm)

1.937 in (49.2 mm)

Indicator

2.598 in (66 mm)

CUL; UL

125 °C (257 °F)

Fast

L17T500.V

Littelfuse

Electric Fuse

Inline/Holder

170 V

500 A

Tab/Blade

100 kA

Bulk

1.5 in (38.1 mm)

1.252 in (31.8 mm)

CSA; UL

PSR030UL0500

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Tab/Blade

31.429 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.878 in (47.7 mm)

1.693 in (43 mm)

Indicator

1.929 in (49 mm)

CUL; UL

125 °C (257 °F)

Fast

FLSR500.XXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

500 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

3.043 in (77.3 mm)

Indicator

13.374 in (339.7 mm)

CSA; UL

Time Delay

FLNR500.X

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

500 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

Bulk

2.543 in (64.6 mm)

10.374 in (263.5 mm)

CSA; UL

Time Delay

FLNR500.XXID

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

500 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

Bulk

2.543 in (64.6 mm)

Indicator

10.374 in (263.5 mm)

CSA; UL

Time Delay

153.5395.65021

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

500 A

Tab/Blade

1.449 MJ

-40 °C (-40 °F)

1.5 kA

100 ms

Bulk

1.142 in (29 mm)

0.642 in (16.3 mm)

0.394 in (10 mm)

CUL; UL

125 °C (257 °F)

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.