J Bend Fuses 79

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

0460.500UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

500 mA

J Bend

210 mJ

-55 °C (-67 °F)

Tin

50 A

100 ms

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; UL

125 °C (257 °F)

Slow

0460002.UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

2 A

J Bend

7.6 J

-55 °C (-67 °F)

Tin

50 A

100 ms

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Slow

0881100.UR

Littelfuse

Electric Fuse

Surface Mount

75 V

100 A

J Bend

6.9 kJ

-55 °C (-67 °F)

Bright Tin Over Nickel

1.5 kA

1 m

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

Tape And Reel

0.441 in (11.2 mm)

0.394 in (10 mm)

e3

100 V

0.441 x 0.394 x 0.236 in (11.2 x 10 x 6 mm)

0.236 in (6 mm)

CUL; UL

100 °C (212 °F)

0881100.URF

Littelfuse

Electric Fuse

Surface Mount

75 V

100 A

J Bend

4.8 kJ

-55 °C (-67 °F)

1.5 kA

1 m

Tape And Reel

0.441 in (11.2 mm)

0.394 in (10 mm)

75 V

0.236 in (6 mm)

CE; CUL; TUV; UL

100 °C (212 °F)

Fast

0881090.UR

Littelfuse

Electric Fuse

Surface Mount

75 V

90 A

J Bend

4.3 kJ

-55 °C (-67 °F)

Bright Tin Over Nickel

1.5 kA

1 m

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

Tape And Reel

0.441 in (11.2 mm)

0.394 in (10 mm)

e3

100 V

0.441 x 0.394 x 0.236 in (11.2 x 10 x 6 mm)

0.236 in (6 mm)

CUL; UL

100 °C (212 °F)

0459.500UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

500 mA

J Bend

54.6 mJ

-55 °C (-67 °F)

Tin

50 A

100 ms

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

0.054

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0304.250HR

Littelfuse

Electric Fuse

Surface Mount

277 V

277 V

250 mA

J Bend

6.62 mJ

-40 °C (-40 °F)

1.5 kA

10 s

Tape And Reel

0.54 in (13.71 mm)

0.237 in (6.03 mm)

277 V

Pico

0.24 in (6.09 mm)

CE; CUL; IEC; UL

56 °C (132.8 °F)

0459005.UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

5 A

J Bend

3.9 J

-55 °C (-67 °F)

Tin

50 A

100 ms

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

3.9

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

0460005.UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

5 A

J Bend

54.8 J

-55 °C (-67 °F)

Tin

50 A

100 ms

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Slow

0459.125UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

125 mA

J Bend

1.63 mJ

-55 °C (-67 °F)

Tin

50 A

100 ms

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

0.0016

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0881060.UR

Littelfuse

Electric Fuse

Surface Mount

75 V

60 A

J Bend

1.05 kJ

-55 °C (-67 °F)

Bright Tin Over Nickel

1.5 kA

1 m

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

Tape And Reel

0.441 in (11.2 mm)

0.394 in (10 mm)

e3

115 V

0.441 x 0.394 x 0.236 in (11.2 x 10 x 6 mm)

0.236 in (6 mm)

CUL; UL

100 °C (212 °F)

0459001.UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1 A

J Bend

281 mJ

-55 °C (-67 °F)

Tin

50 A

100 ms

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

0.281

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

0881080.URF

Littelfuse

Electric Fuse

Surface Mount

75 V

80 A

J Bend

2 kJ

-55 °C (-67 °F)

Bright Tin Over Nickel

1.5 kA

1 m

Tape And Reel

0.441 in (11.2 mm)

0.394 in (10 mm)

e3

75 V

0.236 in (6 mm)

CE; CUL; TUV; UL

100 °C (212 °F)

Fast

0459.250UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

250 mA

J Bend

10.6 mJ

-55 °C (-67 °F)

Matte Tin

50 A

100 ms

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

0.01

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0460001.ER

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1 A

J Bend

2.01 J

-55 °C (-67 °F)

Tin

50 A

100 ms

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Slow

0460003.ER

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3 A

J Bend

18.15 J

-55 °C (-67 °F)

Tin

50 A

100 ms

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Slow

0304.160HR

Littelfuse

Electric Fuse

Surface Mount

277 V

277 V

160 mA

J Bend

2.02 mJ

-40 °C (-40 °F)

1.5 kA

10 s

Tape And Reel

0.54 in (13.71 mm)

0.237 in (6.03 mm)

277 V

Pico

0.24 in (6.09 mm)

CE; CUL; IEC; UL

60 °C (140 °F)

0304.250ZR

Littelfuse

Electric Fuse

Surface Mount

277 V

277 V

250 mA

J Bend

6.62 mJ

-40 °C (-40 °F)

1.5 kA

10 s

Tape And Reel

0.54 in (13.71 mm)

0.237 in (6.03 mm)

277 V

Pico

0.24 in (6.09 mm)

CE; CUL; IEC; UL

56 °C (132.8 °F)

0460003.UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3 A

J Bend

18.15 J

-55 °C (-67 °F)

50 A

100 ms

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Slow

0304.160ZR

Littelfuse

Electric Fuse

Surface Mount

277 V

277 V

160 mA

J Bend

2.02 mJ

-40 °C (-40 °F)

1.5 kA

10 s

Tape And Reel

0.54 in (13.71 mm)

0.237 in (6.03 mm)

277 V

Pico

0.24 in (6.09 mm)

CE; CUL; IEC; UL

60 °C (140 °F)

046001.5UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.5 A

J Bend

3.94 J

-55 °C (-67 °F)

Tin

50 A

100 ms

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Slow

045902.5UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

2.5 A

J Bend

721 mJ

-55 °C (-67 °F)

Tin

50 A

100 ms

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

0.721

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

0304.750HR

Littelfuse

Electric Fuse

Surface Mount

277 V

277 V

750 mA

J Bend

134.48 mJ

-40 °C (-40 °F)

1.5 kA

10 s

Tape And Reel

0.54 in (13.71 mm)

0.237 in (6.03 mm)

277 V

Pico

0.24 in (6.09 mm)

CE; CUL; IEC; UL

56 °C (132.8 °F)

0881080.UR

Littelfuse

Electric Fuse

Surface Mount

75 V

80 A

J Bend

3.3 kJ

-55 °C (-67 °F)

Bright Tin Over Nickel

1.5 kA

1 m

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

Tape And Reel

0.441 in (11.2 mm)

0.394 in (10 mm)

e3

100 V

0.441 x 0.394 x 0.236 in (11.2 x 10 x 6 mm)

0.236 in (6 mm)

CUL; UL

100 °C (212 °F)

0304.050HR

Littelfuse

Electric Fuse

Surface Mount

277 V

277 V

50 mA

J Bend

190 μJ

-40 °C (-40 °F)

1.5 kA

10 s

Tape And Reel

0.54 in (13.71 mm)

0.237 in (6.03 mm)

277 V

Pico

0.24 in (6.09 mm)

CE; CUL; IEC; UL

60 °C (140 °F)

0460004.ER

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

4 A

J Bend

35 J

-55 °C (-67 °F)

Tin

50 A

100 ms

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Slow

R459.500

Littelfuse

Electric Fuse

Surface Mount

500 mA

J Bend

54.6 mJ

-55 °C (-67 °F)

50 A

100 ms

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

125 V

Pico

0.12 in (3.05 mm)

UL; CSA

125 °C (257 °F)

Very Fast

04590.062ER

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

62 mA

J Bend

75 μJ

-55 °C (-67 °F)

50 A

100 ms

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

Pico

0.12 in (3.05 mm)

UL

125 °C (257 °F)

Very Fast

04590.062UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

62 mA

J Bend

75 μJ

-55 °C (-67 °F)

50 A

100 ms

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

Pico

0.12 in (3.05 mm)

UL

125 °C (257 °F)

Very Fast

0459003.ER

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3 A

J Bend

1.23 J

-55 °C (-67 °F)

Tin

50 A

100 ms

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

1.23

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

0460005.ER

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

5 A

J Bend

54.8 J

-55 °C (-67 °F)

50 A

100 ms

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Slow

0459002.UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

2 A

J Bend

421 mJ

-55 °C (-67 °F)

Tin

50 A

100 ms

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

0.42

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

045901.5ER

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.5 A

J Bend

650 mJ

-55 °C (-67 °F)

Tin

50 A

100 ms

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

0.65

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

0459004.ER

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

4 A

J Bend

2.35 J

-55 °C (-67 °F)

Tin

50 A

100 ms

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

2.3

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

0304.100ZR

Littelfuse

Electric Fuse

Surface Mount

277 V

277 V

100 mA

J Bend

700 μJ

-40 °C (-40 °F)

1.5 kA

10 s

Tape And Reel

0.54 in (13.71 mm)

0.237 in (6.03 mm)

277 V

Pico

0.24 in (6.09 mm)

CE; CUL; IEC; UL

60 °C (140 °F)

0459.125ER

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

125 mA

J Bend

1.63 mJ

-55 °C (-67 °F)

Tin

50 A

100 ms

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

0.0016

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0459.750UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

750 mA

J Bend

155 mJ

-55 °C (-67 °F)

Tin

50 A

100 ms

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

0.15

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0304.750ZR

Littelfuse

Electric Fuse

Surface Mount

277 V

277 V

750 mA

J Bend

134.48 mJ

-40 °C (-40 °F)

1.5 kA

10 s

Tape And Reel

0.54 in (13.71 mm)

0.237 in (6.03 mm)

277 V

Pico

0.24 in (6.09 mm)

CE; CUL; IEC; UL

56 °C (132.8 °F)

0881070.UR

Littelfuse

Electric Fuse

Surface Mount

75 V

70 A

J Bend

1.25 kJ

-55 °C (-67 °F)

Nickel

1.5 kA

1 m

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

Tape And Reel

0.441 in (11.2 mm)

0.394 in (10 mm)

100 V

0.441 x 0.394 x 0.236 in (11.2 x 10 x 6 mm)

0.236 in (6 mm)

CUL; UL

100 °C (212 °F)

0304.200HR

Littelfuse

Electric Fuse

Surface Mount

277 V

277 V

200 mA

J Bend

2.88 mJ

-40 °C (-40 °F)

1.5 kA

10 s

Tape And Reel

0.54 in (13.71 mm)

0.237 in (6.03 mm)

277 V

Pico

0.24 in (6.09 mm)

CE; CUL; IEC; UL

60 °C (140 °F)

0459.375UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

375 mA

J Bend

25.4 mJ

-55 °C (-67 °F)

Tin

50 A

100 ms

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

0.025

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0459001.ER

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1 A

J Bend

281 mJ

-55 °C (-67 °F)

Tin

50 A

100 ms

Pre Arcing Time: Open within 0.1 s at 300% Rated Current

0.281

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

046001.5ER

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.5 A

J Bend

3.94 J

-55 °C (-67 °F)

Tin

50 A

100 ms

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Slow

0304.080ZR

Littelfuse

Electric Fuse

Surface Mount

277 V

277 V

80 mA

J Bend

350 μJ

-40 °C (-40 °F)

1.5 kA

10 s

Tape And Reel

0.54 in (13.71 mm)

0.237 in (6.03 mm)

277 V

Pico

0.24 in (6.09 mm)

CE; CUL; IEC; UL

60 °C (140 °F)

0460002.ER

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

2 A

J Bend

7.6 J

-55 °C (-67 °F)

50 A

100 ms

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Slow

046003.5ER

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3.5 A

J Bend

26.8 J

-55 °C (-67 °F)

Tin

50 A

100 ms

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e3

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Slow

0304.500HR

Littelfuse

Electric Fuse

Surface Mount

277 V

277 V

500 mA

J Bend

44.62 mJ

-40 °C (-40 °F)

1.5 kA

10 s

Tape And Reel

0.54 in (13.71 mm)

0.237 in (6.03 mm)

277 V

Pico

0.24 in (6.09 mm)

CE; CUL; IEC; UL

84 °C (183.2 °F)

0304.200ZR

Littelfuse

Electric Fuse

Surface Mount

277 V

277 V

200 mA

J Bend

2.88 mJ

-40 °C (-40 °F)

1.5 kA

10 s

Tape And Reel

0.54 in (13.71 mm)

0.237 in (6.03 mm)

277 V

Pico

0.24 in (6.09 mm)

CE; CUL; IEC; UL

60 °C (140 °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.