Littelfuse 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

0875005.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

5 A

Pin Wire

60.9 J

-55 °C (-67 °F)

50 A

4 h

60.9

Bulk

0.142 in (3.6 mm)

250 V

0.142 x 0.394 in (3.6 x 10 mm)

0.394 in (10 mm)

CSA; UL

125 °C (257 °F)

Time Lag

0977002.MXP

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

2 A

End Cap

17 J

-55 °C (-67 °F)

Nickel

100 A

Rated Breaking Capacity at 450 VDC: 200 A, Pre-Arcing Time: Open within 10 ms at 1000% Rated Current

17

Bulk

0.205 in (5.2 mm)

500 V

0.197 x 0.787 in (5 x 20 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; PSE; SEMKO

125 °C (257 °F)

Time Lag

0998100.UX-2M8

Littelfuse

Electric Fuse

Inline/Holder

70 V

100 A

Tab/Blade

24 kJ

-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)

0FLM030T

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

30 A

End Cap

10 kA

12 s

Pre Arcing Time: Open within 12 s at 200% Rated Current

Bulk

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CE; CSA; QPL; UL

Time Delay

0SLC040.T

Littelfuse

Electric Fuse

40 A

End Cap

Silver

100 kA

0.406 in (10.3 mm)

G

e4

480 V

0.406 x 2.252 in (10.3 x 57.2 mm)

2.252 in (57.2 mm)

CSA, UL

Medium

0TLS040.TXLS

Littelfuse

Electric Fuse

Inline/Holder

170 V

40 A

Tab/Blade

Silver

100 kA

Bulk

0.563 in (14.3 mm)

e4

170 V

0.563 x 0.877 in (14.3 x 22.27 mm)

0.877 in (22.28 mm)

CUL; IEC; TUV; UL

156.5611.5801

Littelfuse

Electric Fuse

Inline/Holder

36 V

80 A

Tab/Blade

-40 °C (-40 °F)

375 A

1 m

Bulk

0.709 in (18 mm)

0.551 in (14 mm)

0.256 in (6.5 mm)

125 °C (257 °F)

157.5917.6351

Littelfuse

Electric Fuse

Inline/Holder

48 V

355 A

Tab/Blade

-40 °C (-40 °F)

2.13 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)

218.400

Littelfuse

Electric Fuse

Inline/Holder

250 V

400 mA

End Cap

1.324 J

-55 °C (-67 °F)

35 A

20 ms

Pre Arcing Time: Open within 20 ms at 1000% Rated Current

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CCC; CE; CSA; IEC; KTL; SEMKO; UL

125 °C (257 °F)

Time Lag

22901.5

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.5 A

End Cap

15 J

-55 °C (-67 °F)

Nickel

100 A

0.177 in (4.5 mm)

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; METI; PSE; UL

125 °C (257 °F)

Slow

272.250

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

250 mA

Tab/Blade

6.4 mJ

-55 °C (-67 °F)

Tin Lead

10 kA

Rated Breaking Capacity at 125 VDC: 10000 A

0.235 in (5.97 mm)

e0

0.235 x 0.287 in (5.97 x 7.3 mm)

0.287 in (7.3 mm)

CSA; UL

125 °C (257 °F)

Very Fast

277.250

Littelfuse

Electric Fuse

125 V

125 V

250 mA

277

30311600131

Littelfuse

Electric Fuse

Through Hole Mount

125 V

63 V

1.6 A

Pin Wire

110 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)

0.315 in (8 mm)

CSA; UL

70 °C (158 °F)

Fast

312010

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

10 A

End Cap

298 J

35 A

5 s

Pre Arcing Time: Open within 5 s at 200% Rated Current

0.25 in (6.35 mm)

250 V

3AG

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CSA; UL

Fast

37003150410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

100 mJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

Ammo Pack; Tape

0.335 in (8.5 mm)

e3

250 V

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

37011000430

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

200 mJ

-40 °C (-40 °F)

Tin

35 A

20 ms

Ammo Pack; Tape

0.335 in (8.5 mm)

e3

TR5

0.315 in (8 mm)

CCC; CE; CUL; PSE; UL; VDE

85 °C (185 °F)

Fast

37014000000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

6.7 J

-40 °C (-40 °F)

Matte Tin

40 A

20 ms

Ammo Pack; Tape

0.335 in (8.5 mm)

e3

250 V

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

3721200041

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2 A

Pin Wire

23 J

-40 °C (-40 °F)

Matte Tin

35 A

23

Bulk

0.335 in (8.5 mm)

e3

250 V

20 mΩ

20 ms

TR5

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; KTL; PSE; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

37301600430

Littelfuse

Electric Fuse

Through Hole Mount

250 V

160 mA

Pin Wire

4 mJ

-40 °C (-40 °F)

Tin

50 A

5 s

Bulk

0.335 in (8.5 mm)

e3

250 V

TR5

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CSA; CUL; UL

85 °C (185 °F)

Very Fast

39600500440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

50 mA

Pin Wire

5.6 mJ

-40 °C (-40 °F)

Tin

100 A

1 m

0.0056

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

125 V

TE5

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

0.315 in (8 mm)

UL

85 °C (185 °F)

Time Lag

3998125.ZXM10

Littelfuse

Electric Fuse

Surface Mount

80 V

125 A

Wraparound

52 kJ

-40 °C (-40 °F)

2 kA

100 ms

1.232 in (31.3 mm)

0.984 in (25 mm)

0.63 in (16 mm)

125 °C (257 °F)

CCMR01.5

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.5 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

CCMR015

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

15 A

End Cap

1.12 kJ

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

EV1K090.ZXBD

Littelfuse

Electric Fuse

Inline/Holder

1 KV

90 A

Tab/Blade

1.91 kJ

-40 °C (-40 °F)

30 kA

Bulk

1 in (25.4 mm)

2.875 in (73.03 mm)

125 °C (257 °F)

FLNR060.T

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

60 A

End Cap

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

Bulk

0.815 in (20.7 mm)

600 V

0.811 x 3 in (20.6 x 76.2 mm)

3 in (76.2 mm)

CSA; UL

Time Delay

FLNR060T

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

60 A

End Cap

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

Bulk

0.815 in (20.7 mm)

600 V

0.811 x 3 in (20.6 x 76.2 mm)

3 in (76.2 mm)

CSA; UL

Time Delay

FLSR050

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

50 A

200 kA

FLSR

Rated Breaking Capacity at 300 VDC: 20000 A

1.063 in (27 mm)

5.5 in (139.7 mm)

CSA; UL

Time Delay

FLSR070

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

70 A

200 kA

FLSR

Rated Breaking Capacity at 300 VDC: 20000 A

1.311 in (33.3 mm)

7.874 in (200 mm)

CSA; UL

Time Delay

FLSR600.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

600 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

3.043 in (77.3 mm)

13.374 in (339.7 mm)

CSA; UL

Time Delay

FLSR600.XXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

600 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

JLLN300.X

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

300 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

1.311 in (33.3 mm)

300 V

2.752 in (69.9 mm)

CE; CSA; CUL; UL

Fast

JLLN350.X

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

350 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

1.311 in (33.3 mm)

300 V

2.752 in (69.9 mm)

CE; CSA; CUL; UL

Fast

JLLS045.TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

45 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.992 in (25.2 mm)

600 V

1.563 in (39.7 mm)

CE; CSA; UL

Fast

JLS010

Littelfuse

Electric Fuse

Inline/Holder

600 V

10 A

End Cap

200 kA

Bulk

0.811 in (20.6 mm)

0.811 x 2.252 in (20.6 x 57.2 mm)

2.252 in (57.2 mm)

CE; CSA; QPL; UL

Fast

LA70QS300-4

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 V

300 A

Tab/Blade

55 J

200 kA

Rated Breaking Capacity at 700 VDC: 100000 A

1.5 in (38.1 mm)

1.5 x 2.843 in (38.1 x 72.2 mm)

2.843 in (72.2 mm)

CSA; UL

Fast

LFCL350C3

Littelfuse

Electric Fuse

Inline/Holder

600 V

Pin Wire And Tab/Blade

200 kA

PSR030FS0500Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Threaded

31.429 kJ

-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)

CUL; UL

125 °C (257 °F)

Fast

PSR033DL1400X

Littelfuse

Electric Fuse

Inline/Holder

700 V

500 V

1.4 kA

Tab/Blade

583.552 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 500 VDC: 150000 A

Bulk

2.894 in (73.5 mm)

1.976 in (50.2 mm)

Indicator

4.268 in (108.4 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

PSR072DL0550X

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

550 A

Tab/Blade

73.858 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

3.736 in (94.9 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

PSR072FS0500Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

500 A

Threaded

50.398 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.953 in (75 mm)

2.362 in (60 mm)

Indicator

3.736 in (94.9 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX1XLFL0450X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

450 A

Threaded

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

SPFI002.T

Littelfuse

Electric Fuse

Inline/Holder

1 KV

2 A

End Cap

5 J

20 kA

4 m

5

Bulk

0.406 in (10.31 mm)

0.406 x 2.5 in (10.31 x 63.5 mm)

2.5 in (63.5 mm)

CE, TUV, UL

SPXV030.T

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

30 A

End Cap

3.77 kJ

50 kA

Bulk

0.54 in (13.72 mm)

GPV

1.5 KV

240 s

0.409 x 3.358 in (10.4 x 85.3 mm)

3.333 in (84.65 mm)

CUL

Fast

255.500

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

500 mA

Pin Wire

Tin Lead Over Copper

0.095 in (2.41 mm)

e0

0.095 x 0.28 in (2.41 x 7.11 mm)

0.28 in (7.11 mm)

Fast

256.500

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

500 mA

Pin Wire

5 s

Pre Arcing Time: Open within 5 s at 200% Rated Current

0.095 in (2.41 mm)

125 V

Pico

0.095 x 0.28 in (2.41 x 7.11 mm)

0.28 in (7.11 mm)

Fast

312.300

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

300 mA

End Cap

68.9 mJ

Tin Lead

35 A

4 h

0.0689

0.25 in (6.35 mm)

Supplemental

e0

250 V

3AG

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CSA; UL

Fast

TLS060LB

Littelfuse

Electric Fuse

Inline/Holder

170 V

60 A

Tab/Blade

Silver

100 kA

0.563 in (14.3 mm)

e4

0.563 x 0.88 in (14.3 x 22.35 mm)

0.88 in (22.35 mm)

CE; UL

TLS003LS

Littelfuse

Electric Fuse

Inline/Holder

170 V

3 A

Tab/Blade

Silver

100 kA

0.563 in (14.3 mm)

e4

0.563 x 0.88 in (14.3 x 22.35 mm)

0.88 in (22.35 mm)

CE; UL

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.