Littelfuse Fuses 1,824

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

PSX1XLUB0100X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

100 A

Tab/Blade

3.54 kJ

-55 °C (-67 °F)

250 kA

Bulk

4.988 in (126.7 mm)

2.028 in (51.5 mm)

Indicator

2.028 in (51.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX1XLUB0125X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

125 A

Tab/Blade

7.091 kJ

-55 °C (-67 °F)

250 kA

Bulk

4.988 in (126.7 mm)

2.028 in (51.5 mm)

Indicator

2.028 in (51.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX1XLUB0160X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

160 A

Tab/Blade

13.704 kJ

-55 °C (-67 °F)

250 kA

Bulk

4.988 in (126.7 mm)

2.028 in (51.5 mm)

Indicator

2.028 in (51.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX1XLUB0200X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

200 A

Tab/Blade

18.016 kJ

-55 °C (-67 °F)

250 kA

Bulk

4.988 in (126.7 mm)

2.028 in (51.5 mm)

Indicator

2.028 in (51.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX1XLUB0250X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

250 A

Tab/Blade

36.552 kJ

-55 °C (-67 °F)

250 kA

Bulk

4.988 in (126.7 mm)

2.028 in (51.5 mm)

Indicator

2.028 in (51.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX1XLUB0280X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

280 A

Tab/Blade

36.552 kJ

-55 °C (-67 °F)

250 kA

Bulk

4.988 in (126.7 mm)

2.028 in (51.5 mm)

Indicator

2.028 in (51.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX1XLUB0315X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

315 A

Tab/Blade

56.94 kJ

-55 °C (-67 °F)

250 kA

Bulk

4.988 in (126.7 mm)

2.028 in (51.5 mm)

Indicator

2.028 in (51.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX1XLUB0350X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

350 A

Tab/Blade

86.623 kJ

-55 °C (-67 °F)

250 kA

Bulk

4.988 in (126.7 mm)

2.028 in (51.5 mm)

Indicator

2.028 in (51.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX1XLUB0450X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

450 A

Tab/Blade

149.336 kJ

-55 °C (-67 °F)

250 kA

Bulk

4.988 in (126.7 mm)

2.028 in (51.5 mm)

Indicator

2.028 in (51.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX1XLUB0500X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

500 A

Tab/Blade

250.109 kJ

-55 °C (-67 °F)

250 kA

Bulk

4.988 in (126.7 mm)

2.028 in (51.5 mm)

Indicator

2.028 in (51.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX1XLUB0550X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

550 A

Tab/Blade

276.65 kJ

-55 °C (-67 °F)

250 kA

Bulk

4.988 in (126.7 mm)

2.028 in (51.5 mm)

Indicator

2.028 in (51.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX1XLUB0630X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

630 A

Tab/Blade

276.65 kJ

-55 °C (-67 °F)

250 kA

Bulk

4.988 in (126.7 mm)

2.028 in (51.5 mm)

Indicator

2.028 in (51.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLDB0700X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

700 A

Tab/Blade

305.72 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.067 in (128.7 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLDB0800X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

800 A

Tab/Blade

335.493 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.067 in (128.7 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLDB0900X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

900 A

Tab/Blade

403.262 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.067 in (128.7 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLDB1000X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

1 kA

Tab/Blade

484.792 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.067 in (128.7 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLDB1100X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

1.1 kA

Tab/Blade

656.719 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.067 in (128.7 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLDB1250X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

1.25 kA

Tab/Blade

995.376 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.067 in (128.7 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLDB1400X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

1.4 kA

Tab/Blade

1.396 MJ

-55 °C (-67 °F)

250 kA

Bulk

5.067 in (128.7 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLFL0700X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

700 A

Threaded

305.72 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.043 in (128.1 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLFL0800X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

800 A

Threaded

335.493 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.043 in (128.1 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLFL0900X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

900 A

Threaded

403.262 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.043 in (128.1 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLFL1000X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

1 kA

Threaded

484.792 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.043 in (128.1 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLFL1100X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

1.1 kA

Threaded

656.719 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.043 in (128.1 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLFL1250X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

1.25 kA

Threaded

995.376 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.043 in (128.1 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLFL1400X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

1.4 kA

Threaded

1.396 MJ

-55 °C (-67 °F)

250 kA

Bulk

5.043 in (128.1 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLUB0700X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

700 A

Tab/Blade

305.72 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.067 in (128.7 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLUB0800X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

800 A

Tab/Blade

335.493 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.067 in (128.7 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLUB0900X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

900 A

Tab/Blade

403.262 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.067 in (128.7 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLUB1000X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

1 kA

Tab/Blade

484.792 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.067 in (128.7 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLUB1100X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

1.1 kA

Tab/Blade

656.719 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.067 in (128.7 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLUB1250X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

1.25 kA

Tab/Blade

995.376 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.067 in (128.7 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLUB1400X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

1.4 kA

Tab/Blade

1.396 MJ

-55 °C (-67 °F)

250 kA

Bulk

5.067 in (128.7 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR030US0550Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

550 A

Tab/Blade

44.323 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

3.067 in (77.9 mm)

CUL; UL

125 °C (257 °F)

Fast

F09A250V3A

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

35 A

0.415 in (10.54 mm)

0.415 x 1.531 in (10.54 x 38.89 mm)

1.531 in (38.89 mm)

MIL-PRF-15160/9

39813150000

Littelfuse

Electric Fuse

Through Hole Mount

65 V

65 V

3.15 A

Pin Wire

29.27 J

-40 °C (-40 °F)

50 A

10 s

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

0.157 in (4 mm)

TE5

0.315 in (8 mm)

CUL; UL

125 °C (257 °F)

Medium Time Lag

05980015Z-CN

Littelfuse

Electric Fuse

Panel Mount

32 V

200 A

Screw

-40 °C (-40 °F)

125 °C (257 °F)

37001000430

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

3.8 mJ

-40 °C (-40 °F)

Tin

35 A

20 ms

Ammo Pack; Tape

0.335 in (8.5 mm)

e3

TR5

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; CE; CUL; VDE; UL

85 °C (185 °F)

Fast

37012000430

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2 A

Pin Wire

980 mJ

-40 °C (-40 °F)

Tin

35 A

20 ms

Ammo Pack; Tape

0.335 in (8.5 mm)

e3

TR5

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; CE; CUL; PSE; UL; VDE

85 °C (185 °F)

Fast

35421000029

Littelfuse

Electric Fuse

Inline/Holder

440 V

10 A

End Cap

500 J

-25 °C (-13 °F)

Nickel

1 kA

Bulk

0.248 in (6.3 mm)

20 ms

0.248 x 1.26 in (6.3 x 32 mm)

1.26 in (32 mm)

CUL; UL

70 °C (158 °F)

Very Fast

30312000421

Littelfuse

Electric Fuse

Through Hole Mount

125 V

63 V

2 A

Pin Wire

170 mJ

-25 °C (-13 °F)

50 A

1 m

Pre Arcing Time: Open within 60 s at 200% Rated Current

Bulk

0.236 in (6 mm)

0.236 x 0.315 in (6 x 8 mm)

0.315 in (8 mm)

CSA; UL

70 °C (158 °F)

Fast

0603TSFV050FM/65-2

Littelfuse

Electric Fuse

500 mA

-55 °C (-67 °F)

Tin/Nickel

50 A

4 h

0.015

0.067 in (1.7 mm)

0.036 in (0.91 mm)

e2

65 V

0603

0.067 x 0.036 x 0.016 in (1.7 x 0.91 x 0.4 mm)

0.016 in (0.4 mm)

90 °C (194 °F)

Fast

PSR030FL0040Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

40 A

Threaded

76 J

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.969 in (50 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

ITV5432L0630WR

Littelfuse

Electric Fuse

Surface Mount

62 V

30 A

Wraparound

-10 °C (14 °F)

80 A

Tape And Reel

0.213 in (5.4 mm)

0.126 in (3.2 mm)

0.071 in (1.8 mm)

CUL; TUV; UL

65 °C (149 °F)

ITV9550L1245MR

Littelfuse

Electric Fuse

Surface Mount

85 V

45 A

Wraparound

-10 °C (14 °F)

120 A

Tape And Reel, 13 inch

0.374 in (9.5 mm)

0.197 in (5 mm)

0.079 in (2 mm)

CUL; TUV; UL

65 °C (149 °F)

ITV9550L1430MR

Littelfuse

Electric Fuse

Surface Mount

85 V

30 A

Wraparound

-10 °C (14 °F)

80 A

Tape And Reel, 13 inch

0.374 in (9.5 mm)

0.197 in (5 mm)

0.079 in (2 mm)

CUL; TUV; UL

65 °C (149 °F)

ITV9550L2030MR

Littelfuse

Electric Fuse

Surface Mount

85 V

30 A

Wraparound

-10 °C (14 °F)

80 A

Tape And Reel, 13 inch

0.374 in (9.5 mm)

0.197 in (5 mm)

0.079 in (2 mm)

CUL; TUV; UL

65 °C (149 °F)

ITV9550L4030MR

Littelfuse

Electric Fuse

Surface Mount

85 V

30 A

Wraparound

-10 °C (14 °F)

80 A

Tape And Reel, 13 inch

0.374 in (9.5 mm)

0.197 in (5 mm)

0.079 in (2 mm)

CUL; TUV; UL

65 °C (149 °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.