250 V 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

0456060.DRSDE

Littelfuse

Electric Fuse

Surface Mount

250 V

80 V

60 A

Wraparound

4.26 kJ

-55 °C (-67 °F)

150 A

1 m

Pre Arcing Time: Open within 60 s at 200% Rated Current; Rated Breaking Capacity at 80 VDC: 600 A

Tape And Reel

0.48 in (12.2 mm)

0.177 in (4.5 mm)

250 V

Nano

0.177 in (4.5 mm)

CUL; CSA; UL

125 °C (257 °F)

Fast

38212000410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2 A

Wire

17.8 J

-40 °C (-40 °F)

Matte Tin

100 A

150 ms

12

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)

CCC; CE; CUL; PSE; UL; VDE

85 °C (185 °F)

Time Lag

0216.050MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

50 mA

End Cap

190 μJ

-55 °C (-67 °F)

Nickel

1.5 kA

20 ms

0.0001

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; IEC; SEMKO; UL; VDE

125 °C (257 °F)

Fast

0242.160UAT1

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

160 mA

Pin Wire

1.57 mJ

-40 °C (-40 °F)

Matte Tin Over Nickel

4 kA

4 h

Rated Breaking Capacity at 250 VDC: 4000 A

0.0015

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)

0463015.ER

Littelfuse

Electric Fuse

Surface Mount

250 V

100 V

15 A

Wraparound

142 J

-55 °C (-67 °F)

Silver

100 A

1 m

Rated Breaking Capacity at 100 VDC: 50 A

Tape And Reel

0.398 in (10.1 mm)

0.12 in (3.05 mm)

e4

250 V

Nano

0.398 x 0.12 x 0.12 in (10.1 x 3.05 x 3.05 mm)

0.12 in (3.05 mm)

CE; CUL; PSE; UL

125 °C (257 °F)

Fast

0476002.MRSN

Littelfuse

Electric Fuse

Surface Mount

250 V

125 V

2 A

Wraparound

530 mJ

-55 °C (-67 °F)

Tin

100 A

1 ms

Rated Breaking Capacity at 125 VDC: 300 A, Pre Arcing Time: Open within 1 ms at 1000% Rated Current

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e3

Nano

0.106 in (2.69 mm)

CUL; PSE; UL

125 °C (257 °F)

Fast

FLNR150ID

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

150 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

1.594 in (40.5 mm)

Indicator

1.594 x 7.126 in (40.5 x 181 mm)

7.126 in (181 mm)

CSA; QPL; UL

Time Delay

FLNR.150ID

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

150 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

1.594 in (40.5 mm)

Indicator

1.594 x 7.126 in (40.5 x 181 mm)

7.126 in (181 mm)

CSA; QPL; UL

Time Delay

0218.250HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 mA

End Cap

540.5 mJ

-55 °C (-67 °F)

Nickel

35 A

0.5405

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; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

0312006.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6 A

End Cap

118 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

0443001.DR

Littelfuse

Electric Fuse

Surface Mount

250 V

125 V

1 A

Wraparound

10.17 J

-55 °C (-67 °F)

Silver

50 A

2 m

Rated Breaking Capacity at 125 VDC: 100 A

10.17

Tape And Reel

0.397 in (10.08 mm)

0.12 in (3.05 mm)

e4

250 V

0.398 x 0.123 x 0.123 in (10.1 x 3.12 x 3.12 mm)

0.12 in (3.05 mm)

CUL; IEC; PSE; TUV; UL

125 °C (257 °F)

Slow

BK/C515-500-R

Eaton Corporation

Electric Fuse

Through Hole Mount

250 V

500 mA

Pin Wire

2.28 J

Tin

35 A

Pre Arcing Time: Open within 3 s at 200% Rated Current

Box

0.217 in (5.5 mm)

e3

250 V

0.197 x 0.591 in (5 x 15 mm)

0.217 x 0.598 in (5.5 x 15.2 mm)

0.598 in (15.2 mm)

CSA; UL

Time Delay

0216.063HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

63 mA

End Cap

540 μJ

-55 °C (-67 °F)

Nickel

1.5 kA

0.0005

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; IEC; SEMKO; UL; VDE

125 °C (257 °F)

Fast

021606.3HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

56.43 J

-55 °C (-67 °F)

Nickel

1.5 kA

56.43

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

125 °C (257 °F)

Fast

0219002.MXAP

Littelfuse

Electric Fuse

Inline/Holder

250 V

2 A

End Cap

92.705 J

-55 °C (-67 °F)

Nickel

150 A

20 ms

92.705

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; CUL; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

0312.250HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 mA

End Cap

35.5 mJ

-55 °C (-67 °F)

Nickel

35 A

5 s

0.035

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

0313.250HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 mA

End Cap

385 mJ

-55 °C (-67 °F)

Nickel

35 A

4 h

0.385

Bulk

0.25 in (6.35 mm)

Supplemental

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)

Time Lag

04641.25DR

Littelfuse

Electric Fuse

Surface Mount

250 V

1.25 A

End Cap

1.2 J

-55 °C (-67 °F)

Silver

100 A

0.98

Tape And Reel

0.476 in (12.1 mm)

0.177 in (4.5 mm)

e4

250 V

Nano

0.476 x 0.177 x 0.177 in (12.1 x 4.5 x 4.5 mm)

0.177 in (4.5 mm)

PSE; UMF

125 °C (257 °F)

Fast

SF-2410FP125W-2

Bourns

Electric Fuse

Surface Mount

250 V

125 V

1.25 A

Wraparound

970 mJ

-55 °C (-67 °F)

Tin Over Nickel

100 A

10 ms

Tape And Reel, 7 inch

0.24 in (6.1 mm)

0.098 in (2.49 mm)

2410

0.085 in (2.16 mm)

TUV; UL

125 °C (257 °F)

Fast

021501.6MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

1.6 A

End Cap

6.83 J

-55 °C (-67 °F)

Nickel

1.5 kA

10 ms

Pre Arcing Time: Open within 10 ms at 1000% Rated Current

6.83

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

125 °C (257 °F)

Time Lag

0215016.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

16 A

End Cap

1.408 kJ

-55 °C (-67 °F)

Tin

500 A

10 ms

Pre Arcing Time: Open within 10 ms at 1000% Rated Current

1408

Bulk

0.205 in (5.2 mm)

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)

IEC; PSE; SEMKO; UL

125 °C (257 °F)

Time Lag

0216005.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

5 A

End Cap

27.46 J

-55 °C (-67 °F)

Nickel

1.5 kA

27.46

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

125 °C (257 °F)

Fast

0218.040MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

11 mJ

-55 °C (-67 °F)

Nickel

35 A

10 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; KC; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

0218002.TXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

2 A

End Cap

14.45 J

-55 °C (-67 °F)

Nickel

35 A

20 ms

14.45

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)

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

125 °C (257 °F)

Time Lag

0235003.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

8.395 J

-55 °C (-67 °F)

Nickel

100 A

Bulk

0.205 in (5.2 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)

Fast

0312.500MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

500 mA

End Cap

483 mJ

-55 °C (-67 °F)

Nickel

35 A

5 s

0.48

Bulk

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

0325020.MXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

20 A

Pin Wire

575 J

-55 °C (-67 °F)

Matte Tin

400 A

5 s

Rated Breaking Capacity at 125 VDC: 600 A

575

Bulk

0.275 in (6.985 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 Delay

1025HC50-RTR

Eaton Corporation

Electric Fuse

Surface Mount

250 V

60 V

50 A

Wraparound

600 J

-55 °C (-67 °F)

Silver with Nickel barrier

300 A

Interrupting Current Max(DC): 600 A; Pre Arcing Time: Open within 60 s at 200% Rated Current

Tape And Reel, 13 inch

0.488 in (12.4 mm)

0.177 in (4.5 mm)

e4

0.488 x 0.177 x 0.177 in (12.4 x 4.5 x 4.5 mm)

0.177 in (4.5 mm)

CUL; UL

125 °C (257 °F)

Fast

SF-2410SP080W-2

Bourns

Electric Fuse

Surface Mount

250 V

800 mA

Wraparound

350 mJ

-55 °C (-67 °F)

Tin Over Nickel

100 A

1 ms

Tape And Reel, 7 inch

0.24 in (6.1 mm)

0.098 in (2.49 mm)

2410

0.085 in (2.16 mm)

UL; VDE

125 °C (257 °F)

Time Lag

0213.315MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

1.14 J

-55 °C (-67 °F)

Tin

35 A

20 ms

1.14

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

02133.15MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3.15 A

End Cap

202 J

-55 °C (-67 °F)

Tin

35 A

20 ms

202

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

125 °C (257 °F)

Time Lag

0215.200MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

200 mA

End Cap

340 mJ

-55 °C (-67 °F)

Nickel

1.5 kA

5 ms

Pre Arcing Time: Open within 5 ms at 1000% Rated Current

0.34

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)

CE; IEC; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

021506.3MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

6.3 A

End Cap

128.75 J

-55 °C (-67 °F)

Nickel

1.5 kA

10 ms

Pre Arcing Time: Open within 10 ms at 1000% Rated Current

128.75

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

125 °C (257 °F)

Time Lag

0239003.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

129.51 J

-55 °C (-67 °F)

Nickel

100 A

2 m

129.5

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)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Time Lag

0312005.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

5 A

End Cap

50 J

-55 °C (-67 °F)

Nickel

200 A

5 s

50

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

0313007.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

7 A

End Cap

347 J

-55 °C (-67 °F)

Nickel

200 A

4 h

347

Bulk

0.25 in (6.35 mm)

Supplemental

250 V

3AG

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Time Lag

044302.5DR

Littelfuse

Electric Fuse

Surface Mount

250 V

125 V

2.5 A

Wraparound

18.13 J

-55 °C (-67 °F)

Silver

50 A

2 m

Rated Breaking Capacity at 125 VDC: 100 A

18.13

Tape And Reel

0.397 in (10.08 mm)

0.12 in (3.05 mm)

e4

250 V

0.398 x 0.123 x 0.123 in (10.1 x 3.12 x 3.12 mm)

0.12 in (3.05 mm)

CUL; IEC; PSE; TUV; UL

125 °C (257 °F)

Slow

0BLF.500T

Littelfuse

Electric Fuse

Inline/Holder

250 V

500 mA

End Cap

10 kA

2 m

Bulk

0.406 in (10.31 mm)

5AG

1.5 in (38.1 mm)

CE; CSA; UL

Fast

0FLM010T

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

10 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

37212500431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

35 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

35

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)

CCC; CE; CUL; KC; PSE; UL; VDE

85 °C (185 °F)

Time Lag

39213150000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3.15 A

Pin Wire

78.39 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

55

Ammo Pack; Tape

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

250 V

TE5

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

0.315 in (8 mm)

CCC; CE; CUL; KC; PSE; VDE; UL

125 °C (257 °F)

Time Lag

BK1/S506-1-R

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

1 A

End Cap

6.45 J

Nickel

35 A

6.45

Bag

0.205 in (5.2 mm)

250 V

20 ms

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; CSA; IMQ; PSE; SEMKO; UL; VDE

Time Delay

SF-3812F2500T-2

Bourns

Electric Fuse

Surface Mount

250 V

80 V

25 A

Wraparound

625 J

-55 °C (-67 °F)

Gold with Nickel barrier

100 A

Rated Breaking Capacity at 80 VDC: 130A

Tape And Reel, 13 inch

0.398 in (10.1 mm)

0.122 in (3.1 mm)

e4

60 s

3812

0.398 x 0.122 x 0.122 in (10.1 x 3.1 x 3.1 mm)

0.122 in (3.1 mm)

UL

125 °C (257 °F)

Fast

0218015.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

15 A

End Cap

1.405 kJ

-55 °C (-67 °F)

Nickel

100 A

20 ms

1405

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)

CE; CSA; PSE; UL; VDE

125 °C (257 °F)

Time Lag

0239.200MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

200 mA

End Cap

165 mJ

-55 °C (-67 °F)

Nickel

35 A

2 m

0.16

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)

CE; CSA; KC; UL

125 °C (257 °F)

Time Lag

0242.080UAT1

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

80 mA

Pin Wire

210 μJ

-40 °C (-40 °F)

Matte Tin Over Nickel

4 kA

4 h

Rated Breaking Capacity at 250 VDC: 4000 A

0.0002

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)

0312002.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

2 A

End Cap

5.2 J

-55 °C (-67 °F)

Nickel

100 A

5 s

5.2

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

0312004.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

4 A

End Cap

28.5 J

-55 °C (-67 °F)

Nickel

200 A

5 s

28.5

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

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.