250 V Fuses 315

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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

37200400431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

9 mJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.009

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; UL

85 °C (185 °F)

Time Lag

37200500431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

50 mA

Pin Wire

10.8 mJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.01

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; UL; VDE

85 °C (185 °F)

Time Lag

37200800431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

80 mA

Pin Wire

38.4 mJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.023

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; UL; VDE

85 °C (185 °F)

Time Lag

37201000431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

80 mJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.047

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; UL; VDE

85 °C (185 °F)

Time Lag

37201250431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 mA

Pin Wire

109.4 mJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.066

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; UL; VDE

85 °C (185 °F)

Time Lag

37201600411

Littelfuse

Electric Fuse

Through Hole Mount

250 V

160 mA

Pin Wire

179.2 mJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.14

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; UL; VDE

85 °C (185 °F)

Time Lag

37201600431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

160 mA

Pin Wire

179.2 mJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.14

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; UL; VDE

85 °C (185 °F)

Time Lag

37202000431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

200 mA

Pin Wire

312 mJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.2

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; UL; VDE

85 °C (185 °F)

Time Lag

37202000511

Littelfuse

Electric Fuse

Through Hole Mount

250 V

200 mA

Pin Wire

312 mJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.2

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; UL; VDE

85 °C (185 °F)

Time Lag

37202500431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 mA

Pin Wire

493.8 mJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.28

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; UL; VDE

85 °C (185 °F)

Time Lag

37203150511

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

396.9 mJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.36

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; UL; VDE

85 °C (185 °F)

Time Lag

37204000431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

400 mA

Pin Wire

1.408 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.9

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; UL; VDE

85 °C (185 °F)

Time Lag

37204000511

Littelfuse

Electric Fuse

Through Hole Mount

250 V

400 mA

Pin Wire

1.408 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.9

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; UL; VDE

85 °C (185 °F)

Time Lag

37205000511

Littelfuse

Electric Fuse

Through Hole Mount

250 V

500 mA

Pin Wire

2 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

1.3

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; UL; VDE

85 °C (185 °F)

Time Lag

37206300431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

630 mA

Pin Wire

3.096 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

2.5

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; UL; VDE

85 °C (185 °F)

Time Lag

37206300511

Littelfuse

Electric Fuse

Through Hole Mount

250 V

630 mA

Pin Wire

3.096 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

2.5

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; UL; VDE

85 °C (185 °F)

Time Lag

37208000431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

5.76 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

3.8

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; UL; VDE

85 °C (185 °F)

Time Lag

37208000511

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

5.76 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

3.8

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; UL; VDE

85 °C (185 °F)

Time Lag

37211000511

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

7.5 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

5.5

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

37211250001

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.25 A

Pin Wire

13.75 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

9

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; KC; PSE; UL; VDE

85 °C (185 °F)

Time Lag

37211600431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

19.968 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

14

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

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

37213150511

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3.15 A

Pin Wire

77.395 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

60

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

37214000431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

126.4 J

-40 °C (-40 °F)

Matte Tin

40 A

20 ms

95

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

37214000511

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

126.4 J

-40 °C (-40 °F)

Matte Tin

40 A

20 ms

95

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

37216300411

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

138.915 J

-40 °C (-40 °F)

Matte Tin

50 A

20 ms

105

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; UL; VDE

85 °C (185 °F)

Time Lag

40011250440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.25 A

Pin Wire

14.44 J

-40 °C (-40 °F)

Tin

130 A

20 ms

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

TE5

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

0.315 in (8 mm)

IEC; PSE; UL; VDE

125 °C (257 °F)

Time Lag

40014000440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

133.4 J

-40 °C (-40 °F)

Matte Tin

130 A

20 ms

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

TE5

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

0.315 in (8 mm)

IEC; PSE; UL

125 °C (257 °F)

Time Lag

40015000000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

5 A

Pin Wire

216.5 J

-40 °C (-40 °F)

Tin

130 A

20 ms

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

TE5

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

0.315 in (8 mm)

IEC; PSE; UL

125 °C (257 °F)

Time Lag

40015000440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

5 A

Pin Wire

216.5 J

-40 °C (-40 °F)

Tin

130 A

20 ms

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

TE5

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

0.315 in (8 mm)

IEC; PSE; UL

125 °C (257 °F)

Time Lag

3AB125-R

Bel Fuse

Electric Fuse

Inline/Holder

250 V

125 mA

End Cap

4 mJ

-55 °C (-67 °F)

Matte Tin

35 A

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

Bulk; Tape And Reel

0.25 in (6.35 mm)

e3

250 V

0.236 x 1.26 in (6 x 32 mm)

0.25 x 1.252 in (6.35 x 31.8 mm)

1.252 in (31.8 mm)

CE; CSA; UL

125 °C (257 °F)

Fast

3AB500-R

Bel Fuse

Electric Fuse

Inline/Holder

250 V

500 mA

End Cap

100 mJ

-55 °C (-67 °F)

Nickel

35 A

Bulk

0.25 in (6.35 mm)

250 V

0.236 x 1.26 in (6 x 32 mm)

0.25 x 1.252 in (6.35 x 31.8 mm)

1.252 in (31.8 mm)

CSA; CUL; UL

125 °C (257 °F)

Fast

5STP800-R

Bel Fuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

1.6 J

-55 °C (-67 °F)

Matte Tin

35 A

Bulk; Tape And Reel

0.217 in (5.5 mm)

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.217 x 0.827 in (5.5 x 21 mm)

0.827 in (21 mm)

CCC; CE; CSA; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

55900008011

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

Pin Wire

-40 °C (-40 °F)

Bulk

0.394 in (10 mm)

TR5

0.394 in (10 mm)

UL; VDE

85 °C (185 °F)

39202800000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

280 mA

Pin Wire

48 mJ

-40 °C (-40 °F)

Tin

35 A

20 ms

Ammo Pack

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

TE5

0.315 in (8 mm)

CE; CUL; UL; VDE

125 °C (257 °F)

Time Lag

ECNR400

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

250 V

400 A

Tab/Blade

200 kA

Bulk

2.38 in (60.452 mm)

8.63 in (219.202 mm)

CE; CSA; UL

Time Delay

ECNR450

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

250 V

450 A

Tab/Blade

200 kA

Bulk

2.88 in (73.152 mm)

10.38 in (263.652 mm)

CE; CSA; UL

Time Delay

ECNR70

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

70 A

Tab/Blade

200 kA

Bulk

1.06 in (26.924 mm)

5.88 in (149.352 mm)

CE; CSA; UL

Time Delay

ECNR75

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

75 A

Tab/Blade

200 kA

Bulk

1.06 in (26.924 mm)

5.88 in (149.352 mm)

CE; CSA; UL

Time Delay

0678H2000-02

Bel Fuse

Electric Fuse

Surface Mount

250 V

125 V

2 A

Wraparound

1 J

-55 °C (-67 °F)

Silver

300 A

1 m

Rated Breaking Capacity at 125 VDC: 2000 A

Tape And Reel, 13 inch

0.386 in (9.8 mm)

0.12 in (3.05 mm)

e4

250 V

3912

0.12 in (3.05 mm)

AEC-Q200; CUL; CE; UL

125 °C (257 °F)

F09A250V3A

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

35 A

0.415 in (10.54 mm)

0.415 x 1.531 in (10.54 x 38.89 mm)

1.531 in (38.89 mm)

MIL-PRF-15160/9

37001000430

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

3.8 mJ

-40 °C (-40 °F)

Tin

35 A

20 ms

Ammo Pack; Tape

0.335 in (8.5 mm)

e3

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

37012000430

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2 A

Pin Wire

980 mJ

-40 °C (-40 °F)

Tin

35 A

20 ms

Ammo Pack; Tape

0.335 in (8.5 mm)

e3

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

BK/MDA-30A

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

32 V

30 A

End Cap

1.097 kJ

1.5 kA

Response Time: 120 s MAX at 200% Rated Current, Interrupting Current-Max(DC): 10000 A

Bulk

0.25 in (6.35 mm)

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE

Time Delay

BK/MDL-2-1/2

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

32 V

2.5 A

End Cap

100 A

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

Bulk

0.25 in (6.35 mm)

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE

Time Delay

0678H2000-22

Bel Fuse

Electric Fuse

Surface Mount

250 V

125 V

2 A

Wraparound

1 J

-55 °C (-67 °F)

Palladium

300 A

1 m

Rated Breaking Capacity at 125 VDC: 2000 A

Tape And Reel, 13 inch

0.386 in (9.8 mm)

0.12 in (3.05 mm)

e4

250 V

3912

0.12 in (3.05 mm)

AEC-Q200; CUL; CE; UL

125 °C (257 °F)

0678H1250-22

Bel Fuse

Electric Fuse

Surface Mount

250 V

125 V

1.25 A

Wraparound

400 mJ

-55 °C (-67 °F)

Palladium

300 A

1 m

Rated Breaking Capacity at 125 VDC: 2000 A

Tape And Reel, 13 inch

0.386 in (9.8 mm)

0.12 in (3.05 mm)

e4

250 V

3912

0.12 in (3.05 mm)

AEC-Q200; CUL; CE; UL

125 °C (257 °F)

24101250021

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 mA

End Cap

53 mJ

-25 °C (-13 °F)

80 A

Bulk

0.205 in (5.2 mm)

5 ms

0.197 x 0.984 in (5 x 25 mm)

Indicator

0.984 in (25 mm)

70 °C (158 °F)

Medium 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.