Fuses

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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

02511.25MXL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.25 A

Pin Wire

390 mJ

-55 °C (-67 °F)

Matte Tin

50 A

1 s

Pre Arcing Time: Open within 1 s at 200% Rated Current

Bulk

0.11 in (2.8 mm)

e3

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; CUL; PSE; UL

125 °C (257 °F)

Very Fast

0257020.PXPV

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

Tab/Blade

520 J

-40 °C (-40 °F)

Tin/Copper

1 kA

4 d 4 h

520

Bulk

0.75 in (19.05 mm)

0.2 in (5.08 mm)

ATO

e2

32 V

0.75 x 0.2 x 0.48 in (19.05 x 5.08 x 12.19 mm)

0.48 in (12.19 mm)

UL

105 °C (221 °F)

Fast

0257020PXPV

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

Tab/Blade

520 J

-40 °C (-40 °F)

Tin

1 kA

0257

Rated Breaking Capacity at 32 VDC: 1000 A

Bulk

0.75 in (19.05 mm)

0.2 in (5.08 mm)

e3

0.75 x 0.2 x 0.48 in (19.05 x 5.08 x 12.19 mm)

0.48 in (12.19 mm)

UL

105 °C (221 °F)

031201.6MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

2.8 J

-55 °C (-67 °F)

Tin

100 A

5 s

Bulk

0.25 in (6.35 mm)

e3

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

0313003.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

200 J

-55 °C (-67 °F)

Nickel

100 A

4 h

200

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

0469004.WR

Littelfuse

Electric Fuse

Surface Mount

32 V

4 A

Wraparound

3.56 J

-55 °C (-67 °F)

Tin with Nickel barrier

60 A

2 ms

0.23

Tape And Reel

0.129 in (3.27 mm)

0.064 in (1.63 mm)

e3

32 V

52 mΩ

1206

0.129 x 0.064 x 0.035 in (3.27 x 1.63 x 0.9 mm)

0.035 in (0.9 mm)

CSA; CUL; UL

150 °C (302 °F)

Slow

0514005.MXP

Littelfuse

Electric Fuse

Inline/Holder

500 V

5 A

End Cap

6.14 J

-55 °C (-67 °F)

5 kA

2 m

Bulk

0.25 in (6.35 mm)

3AB

1.25 in (31.75 mm)

125 °C (257 °F)

Fast

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

0JTD17.5T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

17.5 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.811 in (20.6 mm)

2.252 in (57.2 mm)

CSA; UL

Time Delay

0JTD175.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

175 A

Tab/Blade

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

1.5 in (38.1 mm)

3 in (76.2 mm)

CSA; UL

Time Delay

0JTD175.XXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

175 A

Tab/Blade

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

1.5 in (38.1 mm)

Indicator

3 in (76.2 mm)

CSA; UL

Time Delay

3404.0004.11

Schurter Ag

Electric Fuse

Surface Mount

125 V

125 V

100 mA

Wraparound

670 μJ

-40 °C (-40 °F)

Tin

100 A

0.0006

Bulk

0.291 in (7.4 mm)

0.122 in (3.1 mm)

e3

10 ms

0.291 x 0.122 in (7.4 x 3.1 mm)

0.291 x 0.122 x 0.102 in (7.4 x 3.1 x 2.6 mm)

0.102 in (2.6 mm)

CUL; UL

125 °C (257 °F)

Very Fast

37011600430

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

530 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

38212000000

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

Ammo Pack

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

39511600000

Littelfuse

Electric Fuse

Through Hole Mount

125 V

1.6 A

Pin Wire

390 mJ

-40 °C (-40 °F)

Tin

100 A

1 m

Ammo Pack; Tape And Reel

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)

PSE; UL

85 °C (185 °F)

Fast

5HT500-R

Bel Fuse

Electric Fuse

Inline/Holder

600 V

500 mA

End Cap

460 mJ

-55 °C (-67 °F)

Nickel

150 A

Box; Tape And Reel

0.201 in (5.1 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.201 x 0.787 in (5.1 x 20 mm)

0.787 in (20 mm)

CCC; CE; CSA; UL

125 °C (257 °F)

Time Lag

80NHG000B

Eaton Corporation

Electric Fuse

Inline/Holder

500 V

80 A

Tab/Blade

9.8 kJ

120 kA

Box

1.929 in (49 mm)

0.827 in (21 mm)

NH000

Indicator

1.614 in (41 mm)

CE; DIN; IEC; VDE

A430C18-15

Mersen S A

Electric Fuse

Inline/Holder

4.3 KV

18 A

Tab/Blade

3 J

65 kA

2 in (50.8 mm)

Indicator

2 x 7.118 in (50.8 x 180.8 mm)

7.118 in (180.8 mm)

A70QS500-4

Mersen S A

Electric Fuse

Inline/Holder

700 V

700 V

500 A

Tab/Blade

72 J

200 kA

Rated Breaking Capacity at 700 VDC: 100000 A;Joule Integral Nom at 700 VDC: 150

2 in (50.8 mm)

2 x 2.843 in (50.8 x 72.2 mm)

2.843 in (72.2 mm)

CSA; UL

A70QS500-4K

Mersen S A

Electric Fuse

Inline/Holder

700 V

700 V

500 A

Tab/Blade

72 J

200 kA

Rated Breaking Capacity at 700 VDC: 100000 A;Joule Integral Nom at 700 VDC: 150

2 in (50.8 mm)

2 x 2.843 in (50.8 x 72.2 mm)

2.843 in (72.2 mm)

CSA; UL

ABC-15-R

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

125 V

15 A

End Cap

200.2 J

Nickel

750 A

2 m

Pre Arcing Time: Open within 120 s at 200% Rated Current

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)

CSA; UL

Fast

ATC-40

Eaton Corporation

Electric Fuse

Inline/Holder

32 V

32 V

40 A

Tab/Blade

-40 °C (-40 °F)

1 kA

100 ms

Bulk

0.752 in (19.1 mm)

0.201 in (5.1 mm)

32 V

0.76 x 0.207 x 0.492 in (19.3 x 5.25 x 12.5 mm)

0.483 in (12.28 mm)

UL

100 °C (212 °F)

Fast

BBS-7

Eaton Corporation

Electric Fuse

7 A

End Cap

10 kA

0.41 in (10.41 mm)

250 V

0.41 x 1.38 in (10.41 x 35.05 mm)

1.38 in (35.05 mm)

CE, CSA, UL

Fast

BK-MDA-25-R

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

125 V

25 A

End Cap

734.69 J

Nickel

1.5 kA

2 m

Rated Breaking Capacity at 125 VDC: 10000 A

Box

0.25 in (6.35 mm)

3AB

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CSA, UL

Time Delay

BK/ATC-4

Eaton Corporation

Electric Fuse

Inline/Holder

32 V

32 V

4 A

Tab/Blade

-40 °C (-40 °F)

1 kA

100 ms

Bulk

0.752 in (19.1 mm)

0.201 in (5.1 mm)

32 V

0.76 x 0.207 x 0.492 in (19.3 x 5.25 x 12.5 mm)

0.483 in (12.28 mm)

UL

100 °C (212 °F)

Fast

CB61F15A-TR1

Eaton Corporation

Electric Fuse

Surface Mount

125 V

125 V

15 A

Wraparound

56 J

-55 °C (-67 °F)

Silver with Nickel barrier

50 A

5 s

Pre Arcing Time: Open within 5 s at 200% Rated Current, Rated Breaking Capacity at 125 VDC: 200 A

56

Tape And Reel, 7 inch

0.24 in (6.1 mm)

0.101 in (2.57 mm)

e4

125 V

2410

0.24 x 0.101 x 0.101 in (6.1 x 2.57 x 2.57 mm)

0.101 in (2.57 mm)

CUL; PSE; UL

125 °C (257 °F)

Fast

FNM-20

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

20 A

End Cap

10 kA

Box

0.406 in (10.3 mm)

250 V

Midget

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

FRN-R-7.5

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

75 A

Tab/Blade

200 kA

10 s

Box

1.06 in (26.924 mm)

RK5

250 V

1.06 x 5.88 in (26.92 x 149.35 mm)

5.88 in (149.352 mm)

CE; CSA; UL

Time Delay

FRN-R-75

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

75 A

Tab/Blade

200 kA

10 s

Box

1.06 in (26.924 mm)

RK5

250 V

1.06 x 5.88 in (26.92 x 149.35 mm)

5.88 in (149.352 mm)

CE; CSA; UL

Time Delay

FRS-R-4

Eaton Corporation

Electric Fuse

Inline/Holder

600 V

300 V

4 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Box

0.811 in (20.6 mm)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CE; CSA; UL

Time Delay

LP-CC-5

Eaton Corporation

Electric Fuse

Inline/Holder

600 V

150 V

5 A

End Cap

200 kA

Rated Breaking Capacity at 150 VDC: 20000 A

Box

0.394 in (10 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.496 in (38 mm)

CE; CSA; UL

Time Delay

0001.1014

Schurter Ag

Electric Fuse

Inline/Holder

250 V

10 A

End Cap

141 J

-55 °C (-67 °F)

Nickel

1.5 kA

Box

0.787 in (20 mm)

30 ms

0.197 x 0.787 in (5 x 20 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.205 in (5.2 mm)

CCC; CUL; KTL; METI; UL; VDE

125 °C (257 °F)

Very Fast

0001.2508

Schurter Ag

Electric Fuse

Inline/Holder

250 V

300 V

2.5 A

End Cap

11.7 J

-55 °C (-67 °F)

Nickel

1.5 kA

Rated Breaking Capacity at 300 VDC: 1500 A

11.7

Box

0.205 in (5.2 mm)

10 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)

CCC; CUL; KTL; METI; UL; VDE

125 °C (257 °F)

Time Lag

0034.3117.G

Schurter Ag

Electric Fuse

Inline/Holder

250 V

1 A

End Cap

3.3 J

-55 °C (-67 °F)

Nickel

35 A

Bulk

0.205 in (5.2 mm)

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)

CCC; CUL; METI; UL; VDE

125 °C (257 °F)

Time Lag

0034.3117.PT

Schurter Ag

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

3.3 J

-55 °C (-67 °F)

Tin

35 A

Bulk

0.213 in (5.4 mm)

e3

20 ms

0.213 x 0.886 in (5.4 x 22.5 mm)

0.213 x 0.886 in (5.4 x 22.5 mm)

0.886 in (22.5 mm)

CUL; UL

125 °C (257 °F)

Time Lag

0034.3117G

Schurter Ag

Electric Fuse

Inline/Holder

250 V

1 A

End Cap

3.3 J

-55 °C (-67 °F)

Nickel

35 A

Bulk

0.205 in (5.2 mm)

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)

CCC; CUL; METI; UL; VDE

125 °C (257 °F)

Time Lag

0034.3124

Schurter Ag

Electric Fuse

Inline/Holder

250 V

5 A

End Cap

102 J

-55 °C (-67 °F)

Nickel

50 A

Box

0.205 in (5.2 mm)

20 ms

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CCC; CUL; METI; UL; VDE

125 °C (257 °F)

Time Lag

0157.200DR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

200 mA

Wraparound

6.52 mJ

-55 °C (-67 °F)

50 A

5 s

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

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)

UL

125 °C (257 °F)

Very Fast

0157.200.DR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

200 mA

Wraparound

6.52 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

021701.6MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

4.615 J

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

125 °C (257 °F)

Very Fast

02170.16MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

160 mA

End Cap

10 mJ

-55 °C (-67 °F)

35 A

10 ms

Pre Arcing Time: Open within 10 ms at 400% Rated Current

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

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

125 °C (257 °F)

Fast

0217010.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

10 A

Pin Wire

217.635 J

-55 °C (-67 °F)

Matte Tin

100 A

10 ms

217.63

Bulk

0.217 in (5.5 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)

0.846 in (21.5 mm)

CE; CSA; PSE; UL; VDE

125 °C (257 °F)

Very Fast

0218.080MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

80 mA

End Cap

75 mJ

-55 °C (-67 °F)

Nickel

35 A

10 ms

0.075

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; SEV; UL; VDE

125 °C (257 °F)

Time Lag

0242.125UR

Littelfuse

Electric Fuse

Matte Tin Over Nickel

e3

0251.062MXL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

62 mA

Pin Wire

113 μJ

-55 °C (-67 °F)

Matte Tin

50 A

1 s

Pre Arcing Time: Open within 1 s at 200% Rated Current

0.0001

Bulk

0.11 in (2.8 mm)

Supplemental

e3

125 V

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; CUL; UL

125 °C (257 °F)

Very Fast

0298100.ZXEH-UL

Littelfuse

Electric Fuse

Inline/Holder

32 V

100 A

Tab/Blade

31.1 kJ

-40 °C (-40 °F)

2 kA

100 ms

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)

ISO; UL

125 °C (257 °F)

Time Delay

0298100ZXEH-UL

Littelfuse

Electric Fuse

Inline/Holder

32 V

100 A

Tab/Blade

31.1 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)

UL

125 °C (257 °F)

Time Delay

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.