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

PSR030US0080Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

80 A

Tab/Blade

304 J

-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

PSR070FS0100Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

100 A

Threaded

974 J

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 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

0157004.DR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

4 A

Wraparound

3.152 J

-55 °C (-67 °F)

Matte Tin

50 A

5 s

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e3

Nano

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

PSE; UL

125 °C (257 °F)

Very Fast

0157004DR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

4 A

Wraparound

3.152 J

-55 °C (-67 °F)

Matte Tin

50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e3

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

PSE; UL

125 °C (257 °F)

Very Fast

015701.5.DR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.5 A

Wraparound

853 mJ

-55 °C (-67 °F)

Silver

50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

UL

125 °C (257 °F)

Very Fast

015701.5DR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.5 A

Wraparound

853 mJ

-55 °C (-67 °F)

Matte Tin

50 A

5 s

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e3

Nano

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

PSE; UL

125 °C (257 °F)

Very Fast

0213.250MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 mA

End Cap

555 mJ

-55 °C (-67 °F)

Tin

35 A

20 ms

0.555

Bulk

0.205 in (5.2 mm)

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.228 x 0.886 in (5.8 x 22.5 mm)

0.787 in (20 mm)

CCC; CE; CSA; IEC; SEV; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

0213004.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

4 A

End Cap

226.505 J

-55 °C (-67 °F)

Nickel

40 A

20 ms

226.5

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.228 x 0.886 in (5.8 x 22.5 mm)

0.787 in (20 mm)

CCC; CE; CSA; IEC; PSE; SEV; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

0215001.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1 A

End Cap

1.52 J

-55 °C (-67 °F)

Nickel

1.5 kA

10 ms

Pre Arcing Time: Open within .010 s at 1000% Rated Current

1.52

Bulk

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)

BSI; CCC; CE; CSA; IEC; KC; PSE; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

021506.3MXESPP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

128.75 J

-55 °C (-67 °F)

Matte Tin

1.5 kA

10 ms

Pre Arcing Time: Open within 0.01 s at 1000% Rated Current

Bulk

0.205 in (5.2 mm)

e3

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; CUL; KC; PSE; UL; VDE

125 °C (257 °F)

Time Lag

021506.3TXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

128.75 J

-55 °C (-67 °F)

1.5 kA

10 ms

0.205 in (5.2 mm)

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CCC; CE; CSA; CUL; KC; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

02153.15MXF34P

Littelfuse

Electric Fuse

Inline/Holder

250 V

3.15 A

End Cap

43.255 J

-55 °C (-67 °F)

Tin

1.5 kA

Pre Arcing Time: Open within 0.010 s at 1000% Rated Current

Bulk

0.205 in (5.2 mm)

e3

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

BSI; CCC; CE; CSA; CUL; IEC; KC; PSE; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

0217.080MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

80 mA

End Cap

1.32 mJ

-55 °C (-67 °F)

Nickel

35 A

3 ms

Bulk

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; SEMKO; UL; VDE

125 °C (257 °F)

Very Fast

0217002.TXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

2 A

End Cap

5.73 J

-55 °C (-67 °F)

Matte Tin

35 A

10 ms

0.205 in (5.2 mm)

e3

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; KC; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Very Fast

0218001.MXBP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1 A

End Cap

6.73 J

-55 °C (-67 °F)

Nickel

35 A

6.73

Bulk

0.205 in (5.2 mm)

Supplemental

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; KC; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

0218010.TXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

10 A

End Cap

568 J

-55 °C (-67 °F)

Matte Tin

100 A

20 ms

568

Bulk

0.205 in (5.2 mm)

Supplemental

e3

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)

CE, CSA, KC, PSE, UL, VDE

125 °C (257 °F)

Time Lag

0225006.HXUP

Littelfuse

Electric Fuse

6 A

End Cap

-55 °C (-67 °F)

Tin

500 A

4 h

22.1

0.189 in (4.8 mm)

e3

125 V

2AG

0.189 x 0.587 in (4.8 x 14.9 mm)

0.587 in (14.9 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

Fast

0233003.MXP

Littelfuse

Electric Fuse

Inline/Holder

125 V

3 A

End Cap

26.24 J

-55 °C (-67 °F)

Nickel

10 kA

600 ms

Bulk

0.205 in (5.2 mm)

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; CSA; KC; PSE; UL

125 °C (257 °F)

Medium

0242.250UAT1

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

250 mA

Pin Wire

5.79 mJ

-40 °C (-40 °F)

Matte Tin Over Nickel

4 kA

4 h

Rated Breaking Capacity at 250 VDC: 4000 A

0.0058

Ammo Pack; Tape And Reel

0.119 in (3.02 mm)

e3

250 V

0.119 x 0.331 in (3.02 x 8.4 mm)

0.331 in (8.4 mm)

UL

125 °C (257 °F)

0263.250MXL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 mA

Pin Wire

16.5 mJ

-55 °C (-67 °F)

50 A

100 ms

Bulk

0.155 in (3.94 mm)

250 V

Pico

CSA, UL

125 °C (257 °F)

Very Fast

0263.250WRT1L

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 mA

Pin Wire

16.5 mJ

-55 °C (-67 °F)

Matte Tin

50 A

100 ms

0.0165

Tape And Reel

0.155 in (3.94 mm)

e3

250 V

Pico

0.155 x 0.28 in (3.94 x 7.11 mm)

CSA, UL

125 °C (257 °F)

Very Fast

0263002.HAT1L

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2 A

Pin Wire

740 mJ

-55 °C (-67 °F)

Pure Tin

50 A

100 ms

0.74

Ammo Pack

0.155 in (3.94 mm)

250 V

Pico

0.155 x 0.28 in (3.94 x 7.11 mm)

CSA, PSE, UL

125 °C (257 °F)

Very Fast

0272.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

Tin

100 kA

4 h

Bulk

0.235 in (5.97 mm)

e3

125 V

Micro

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

0272.015V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

15 mA

Pin Wire

-55 °C (-67 °F)

Tin

100 kA

4 h

Bulk

0.235 in (5.97 mm)

e3

125 V

Micro

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

0272.300V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

300 mA

Pin Wire

-55 °C (-67 °F)

Tin

100 kA

4 h

Bulk

0.235 in (5.97 mm)

e3

125 V

Micro

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

0272005.V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 A

Pin Wire

-55 °C (-67 °F)

Tin

100 kA

4 h

Bulk

0.235 in (5.97 mm)

e3

125 V

Micro

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

027201.5V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

160 mJ

-55 °C (-67 °F)

Tin

10 kA

2 s

Bulk

0.235 in (5.97 mm)

e3

125 V

Micro

0.235 x 0.287 in (5.97 x 7.3 mm)

0.287 in (7.3 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

0273.300H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

300 mA

Pin Wire

9.45 mJ

-55 °C (-67 °F)

Tin

10 kA

4 h

Bulk

0.25 in (6.35 mm)

e3

125 V

Micro

0.25 x 0.35 in (6.35 x 8.89 mm)

0.35 in (8.89 mm)

CSA; QPL; UL

85 °C (185 °F)

Very Fast

0273.750H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

750 mA

Pin Wire

90 mJ

-55 °C (-67 °F)

Tin

10 kA

4 h

Bulk

0.25 in (6.35 mm)

e3

125 V

Micro

0.25 x 0.35 in (6.35 x 8.89 mm)

0.35 in (8.89 mm)

CSA; QPL; UL

85 °C (185 °F)

Very Fast

0278.600V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

600 mA

Pin Wire

-55 °C (-67 °F)

Tin

100 kA

4 h

Bulk

0.235 in (5.97 mm)

e3

125 V

Micro

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

0287040.PXS

Littelfuse

Electric Fuse

Inline/Holder

32 V

40 A

Tab/Blade

3.3 kJ

-40 °C (-40 °F)

Tin

1 kA

80 ms

0.752 in (19.1 mm)

0.201 in (5.1 mm)

e3

0.74 in (18.8 mm)

CSA; UL

125 °C (257 °F)

0297020.L

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

Tab/Blade

442 J

-40 °C (-40 °F)

1 kA

30 ms

380

0.429 in (10.9 mm)

0.15 in (3.8 mm)

32 V

Mini

0.429 x 0.15 x 0.346 in (10.9 x 3.8 x 8.8 mm)

0.346 in (8.8 mm)

UL

125 °C (257 °F)

0297020.WXT

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

Tab/Blade

442 J

-40 °C (-40 °F)

1 kA

30 ms

0.429 in (10.9 mm)

0.15 in (3.8 mm)

32 V

Mini

0.346 in (8.8 mm)

UL

125 °C (257 °F)

0298150.TXN

Littelfuse

Electric Fuse

Inline/Holder

32 V

150 A

Tab/Blade

100 kJ

-40 °C (-40 °F)

2 kA

Bulk

1.15 in (29.21 mm)

0.75 in (19.05 mm)

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)

0298150TXN

Littelfuse

Electric Fuse

Inline/Holder

32 V

150 A

Tab/Blade

100 kJ

-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)

0298175.ZXEH

Littelfuse

Electric Fuse

Inline/Holder

32 V

175 A

Tab/Blade

168 kJ

-40 °C (-40 °F)

2 kA

100 ms

Bulk

1.15 in (29.2 mm)

0.748 in (19 mm)

32 V

Mega

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

0.39 in (9.9 mm)

125 °C (257 °F)

Time Delay

0298175ZXEH

Littelfuse

Electric Fuse

Inline/Holder

32 V

175 A

Tab/Blade

168 kJ

-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)

0299040.TXN

Littelfuse

Electric Fuse

Inline/Holder

32 V

40 A

Tab/Blade

8.5 kJ

-40 °C (-40 °F)

Silver

1 kA

40 ms

8450

Bulk

1.15 in (29.2 mm)

0.346 in (8.8 mm)

e4

32 V

1.15 x 0.348 x 0.85 in (29.21 x 8.85 x 21.59 mm)

0.85 in (21.6 mm)

UL

125 °C (257 °F)

Time Delay

0299040TXN

Littelfuse

Electric Fuse

Inline/Holder

32 V

40 A

Tab/Blade

8.45 kJ

-40 °C (-40 °F)

Silver

Rated Breaking Capacity at 32 VDC: 1000 A

1.15 in (29.21 mm)

0.348 in (8.85 mm)

e4

1.15 x 0.348 x 0.85 in (29.21 x 8.85 x 21.59 mm)

0.85 in (21.59 mm)

125 °C (257 °F)

0308.750UR

Littelfuse

Electric Fuse

0312.100HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

100 mA

End Cap

1.71 mJ

-55 °C (-67 °F)

Nickel

35 A

5 s

0.001

Tape And Reel

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)

CE; CSA; UL

125 °C (257 °F)

Fast

0312007.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

7 A

End Cap

81 J

-55 °C (-67 °F)

Nickel

200 A

5 s

118

Tape And Reel

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)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Fast

0313.375MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

375 mA

End Cap

1.23 J

-60 °C (-76 °F)

Nickel

35 A

5 s

1.23

Bulk

0.25 in (6.35 mm)

Supplemental

250 V

3AG

1.25 x 0.25 in (31.75 x 6.35 mm)

1.25 in (31.75 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

0314020.MX52LEP

Littelfuse

Electric Fuse

Inline/Holder

250 V

20 A

End Cap

631 J

-55 °C (-67 °F)

Nickel

1 kA

631

0.25 in (6.35 mm)

250 V

3AB

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE, PSE, UL

125 °C (257 °F)

Fast

032501.5HXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

1.5 A

Pin Wire

40.1 J

-55 °C (-67 °F)

Tin

100 A

4 h

40.1

Bulk

0.275 in (6.99 mm)

e3

250 V

3AB

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

0325015.HXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

15 A

Pin Wire

245 J

-55 °C (-67 °F)

Tin

400 A

4 h

245

Bulk

0.275 in (6.99 mm)

e3

250 V

3AB

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Time Lag

0326020.MXDP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

20 A

End Cap

-55 °C (-67 °F)

Nickel

1.5 kA

4 h

2500

Bulk

0.25 in (6.35 mm)

250 V

3AB

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

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.