1 KV Fuses 102

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

LA100P35-4

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

35 A

Tab/Blade

2.2 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

1 in (25.4 mm)

1 x 6.811 in (25.4 x 173 mm)

6.811 in (173 mm)

UL

Very Fast

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

LA100P600-4

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

600 A

Tab/Blade

650 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

LA100P400-4

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

400 A

Tab/Blade

290 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

2 in (50.8 mm)

2 x 3.469 in (50.8 x 88.1 mm)

3.469 in (88.1 mm)

UL

Very Fast

LA100P800-4TI

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

800 A

Tab/Blade

1.2 kJ

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

2.882 in (73.2 mm)

Indicator

2.882 x 3.937 in (73.2 x 100 mm)

3.937 in (100 mm)

UL

Very Fast

LA100P60-4TI

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

60 A

Tab/Blade

6.5 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

1 in (25.4 mm)

Indicator

1 x 6.811 in (25.4 x 173 mm)

6.811 in (173 mm)

UL

Very Fast

LA100P1000-4

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

1 kA

Tab/Blade

1.9 kJ

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

3.5 in (88.9 mm)

3.5 x 4.488 in (88.9 x 114 mm)

4.488 in (114 mm)

UL

Very Fast

LA100P700-4

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

700 A

Tab/Blade

880 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

2.882 in (73.2 mm)

2.882 x 3.937 in (73.2 x 100 mm)

3.937 in (100 mm)

UL

Very Fast

0FLU011.U

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1 KV

11 A

End Cap

20 kA

Bulk

0.406 in (10.31 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

0FLU.440M

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1 KV

440 mA

End Cap

10 kA

Bulk

0.406 in (10.31 mm)

1.375 in (34.925 mm)

CSA; UL

Fast

0FLU011.M

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1 KV

11 A

End Cap

20 kA

Bulk

0.406 in (10.31 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

0FLU.440U

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1 KV

440 mA

End Cap

10 kA

Bulk

0.406 in (10.31 mm)

1.375 in (34.925 mm)

CSA; UL

Fast

PSR073FL1400Z

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1.4 kA

Threaded

1.168 MJ

-55 °C (-67 °F)

100 kA

Bulk

2.953 in (75 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR073FS1400Z

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1.4 kA

Threaded

1.168 MJ

-55 °C (-67 °F)

100 kA

Bulk

2.953 in (75 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR073UL1250X

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1.25 kA

Tab/Blade

993.924 kJ

-55 °C (-67 °F)

100 kA

Bulk

2.921 in (74.2 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR073FS1250Z

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1.25 kA

Threaded

993.924 kJ

-55 °C (-67 °F)

100 kA

Bulk

2.953 in (75 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR073FL1250Z

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1.25 kA

Threaded

993.924 kJ

-55 °C (-67 °F)

100 kA

Bulk

2.953 in (75 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR073UL1400X

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1.4 kA

Tab/Blade

1.168 MJ

-55 °C (-67 °F)

100 kA

Bulk

2.921 in (74.2 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR073DL1400X

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1.4 kA

Tab/Blade

1.168 MJ

-55 °C (-67 °F)

100 kA

Bulk

2.921 in (74.2 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR073DL1250X

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1.25 kA

Tab/Blade

993.924 kJ

-55 °C (-67 °F)

100 kA

Bulk

2.921 in (74.2 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

LA100P100-4TI

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

100 A

Tab/Blade

18 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

1.22 in (31 mm)

Indicator

1.22 x 6.811 in (31 x 173 mm)

6.811 in (173 mm)

UL

Very Fast

LA100P80-4

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

80 A

Tab/Blade

12 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

1.22 in (31 mm)

1.22 x 6.811 in (31 x 173 mm)

6.811 in (173 mm)

UL

Very Fast

LA100P50-4

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

50 A

Tab/Blade

4.5 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

1 in (25.4 mm)

1 x 6.811 in (25.4 x 173 mm)

6.811 in (173 mm)

UL

Very Fast

LA100P30-1

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

30 A

End Cap

1.5 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

0.559 in (14.2 mm)

0.559 x 2.63 in (14.2 x 66.8 mm)

2.63 in (66.8 mm)

UL

Very Fast

FLU44/100

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1 KV

1 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

LA100P350-4TI

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

350 A

Tab/Blade

220 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

2 in (50.8 mm)

Indicator

2 x 3.469 in (50.8 x 88.1 mm)

3.469 in (88.1 mm)

UL

Very Fast

LA100URD73LI1250

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1.25 kA

Tab/Blade

585 J

100 kA

LA

Indicator

UL

Very Fast

LA100P50-4TI

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

50 A

Tab/Blade

4.5 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

1 in (25.4 mm)

Indicator

1 x 6.811 in (25.4 x 173 mm)

6.811 in (173 mm)

UL

Very Fast

LA100URD73TTI1100

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1.1 kA

End Cap

445 J

100 kA

LA

Indicator

UL

Very Fast

LA100P150-4TI

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

150 A

Tab/Blade

41 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

1.5 in (38.1 mm)

Indicator

1.5 x 3.469 in (38.1 x 88.1 mm)

3.469 in (88.1 mm)

UL

Very Fast

LA100P500-4TI

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)

Indicator

2.5 x 3.469 in (63.5 x 88.1 mm)

3.469 in (88.1 mm)

UL

Very Fast

LA100P800-4

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

800 A

Tab/Blade

1.2 kJ

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

2.882 in (73.2 mm)

2.882 x 3.937 in (73.2 x 100 mm)

3.937 in (100 mm)

UL

Very Fast

FLU.440

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1 KV

440 mA

End Cap

10 kA

0.406 in (10.31 mm)

1 KV

5AG

0.406 x 1.375 in (10.31 x 34.93 mm)

1.375 in (34.925 mm)

CSA; UL

Fast

LA100P80-4TI

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

80 A

Tab/Blade

12 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

1.22 in (31 mm)

Indicator

1.22 x 6.811 in (31 x 173 mm)

6.811 in (173 mm)

UL

Very Fast

LA100P125-4TI

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

125 A

Tab/Blade

28 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

1.5 in (38.1 mm)

Indicator

1.5 x 3.469 in (38.1 x 88.1 mm)

3.469 in (88.1 mm)

UL

Very Fast

LA100P100-4

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

100 A

Tab/Blade

18 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

1.22 in (31 mm)

1.22 x 6.811 in (31 x 173 mm)

6.811 in (173 mm)

UL

Very Fast

LA100P25-1

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

25 A

End Cap

1.3 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

0.559 in (14.2 mm)

0.559 x 2.63 in (14.2 x 66.8 mm)

2.63 in (66.8 mm)

UL

Very Fast

LA100P250-4

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

250 A

Tab/Blade

110 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

2 in (50.8 mm)

2 x 3.469 in (50.8 x 88.1 mm)

3.469 in (88.1 mm)

UL

Very Fast

LA100P200-4TI

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

200 A

Tab/Blade

72 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

1.5 in (38.1 mm)

Indicator

1.5 x 3.469 in (38.1 x 88.1 mm)

3.469 in (88.1 mm)

UL

Very Fast

LA100P650-4

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

650 A

Tab/Blade

780 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

2.882 in (73.2 mm)

2.882 x 3.937 in (73.2 x 100 mm)

3.937 in (100 mm)

UL

Very Fast

0508.315MXEP

Littelfuse

Electric Fuse

Through Hole Mount

1 KV

1 KV

315 mA

Pin Wire

71 mJ

-55 °C (-67 °F)

10 kA

Bulk

0.275 in (6.99 mm)

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CUL; UL

125 °C (257 °F)

LA100P600-4TI

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

600 A

Tab/Blade

650 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

2.5 in (63.5 mm)

Indicator

2.5 x 3.469 in (63.5 x 88.1 mm)

3.469 in (88.1 mm)

UL

Very Fast

LA100P150-4

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

150 A

Tab/Blade

41 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

1.5 in (38.1 mm)

1.5 x 3.469 in (38.1 x 88.1 mm)

3.469 in (88.1 mm)

UL

Very Fast

LA100P350-4

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

350 A

Tab/Blade

220 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

2 in (50.8 mm)

2 x 3.469 in (50.8 x 88.1 mm)

3.469 in (88.1 mm)

UL

Very Fast

LA100P400-4TI

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

400 A

Tab/Blade

290 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

2 in (50.8 mm)

Indicator

2 x 3.469 in (50.8 x 88.1 mm)

3.469 in (88.1 mm)

UL

Very Fast

LA100P15-1

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

15 A

End Cap

600 mJ

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

0.559 in (14.2 mm)

0.559 x 2.63 in (14.2 x 66.8 mm)

2.63 in (66.8 mm)

UL

Very Fast

LA100P40-4

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

40 A

Tab/Blade

2.9 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

1 in (25.4 mm)

1 x 6.811 in (25.4 x 173 mm)

6.811 in (173 mm)

UL

Very Fast

LA100P200-4

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

200 A

Tab/Blade

72 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

1.5 in (38.1 mm)

1.5 x 3.469 in (38.1 x 88.1 mm)

3.469 in (88.1 mm)

UL

Very Fast

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.