315 mA Fuses 253

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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

3730315000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

32 mJ

-40 °C (-40 °F)

Matte Tin

50 A

373

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

e3

5 s

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CSA; UL

85 °C (185 °F)

Fast

0453.315NRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

315 mA

Wraparound

31.1 mJ

-55 °C (-67 °F)

Silver

50 A

Rated Breaking Capacity at 125 VDC: 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)

CSA; UL

125 °C (257 °F)

Very Fast

3950315000

Littelfuse

Electric Fuse

Through Hole Mount

125 V

315 mA

Pin Wire

26 mJ

-40 °C (-40 °F)

Matte Tin

100 A

395

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

5 s

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

0.315 in (8 mm)

UL

85 °C (185 °F)

Fast

02170.315MXGP

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

110 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

02170.315MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

110 mJ

-55 °C (-67 °F)

35 A

10 ms

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

Tape And Reel

0.22 in (5.6 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Fast

02170.315HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

110 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

02170.315MXBP

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

110 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

216.315PV

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

15 mJ

-55 °C (-67 °F)

Matte Tin

1.5 kA

216P

Bulk

0.205 in (5.2 mm)

e3

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; CSA; IEC; SEMKO; UL; VDE

125 °C (257 °F)

Fast

2010315040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

160 mJ

-25 °C (-13 °F)

Matte Tin

80 A

Bulk

0.213 in (5.4 mm)

e3

5 ms

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

DIN

70 °C (158 °F)

Medium Time Lag

37003150000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

100 mJ

-40 °C (-40 °F)

Tin

35 A

20 ms

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; VDE; UL

85 °C (185 °F)

Fast

4410315000

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

315 mA

Wraparound

400 μJ

-40 °C (-40 °F)

50 A

Blister Tape

0.126 in (3.2 mm)

0.063 in (1.6 mm)

5 s

1206

0.028 in (0.7 mm)

CSA; UL

85 °C (185 °F)

Very Fast

1930315002

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

62 mJ

-25 °C (-13 °F)

35 A

Bulk

0.205 in (5.2 mm)

20 ms

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CUL; DIN; IEC; SEMKO; VDE; UL

70 °C (158 °F)

Very Fast

37203150411

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

37203150430

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

360 mJ

-40 °C (-40 °F)

Matte Tin

35 A

Bulk

0.335 in (8.5 mm)

e3

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; KTL; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

37403150410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

298 mJ

-40 °C (-40 °F)

Tin

50 A

1 m

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)

CSA, UL

85 °C (185 °F)

Time Lag

0216.315MRET1

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

10 mJ

-55 °C (-67 °F)

Tin

1.2 kA

Tape And Reel

0.236 in (6 mm)

e3

0.236 x 0.886 in (6 x 22.5 mm)

0.886 in (22.5 mm)

CCC; CE; CSA; SEMKO; UL; VDE

125 °C (257 °F)

Fast

0491.315MRT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

315 mA

Pin Wire

-55 °C (-67 °F)

50 A

4 h

Tape And Reel

0.11 in (2.8 mm)

125 V

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA, UL

125 °C (257 °F)

Very Fast

1960315000

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

1.2 J

-25 °C (-13 °F)

150 A

Bulk

0.205 in (5.2 mm)

20 ms

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

BSI; CUL; IEC; SEMKO; UL; VDE

70 °C (158 °F)

Time Lag

3700315041

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

100 mJ

-40 °C (-40 °F)

Matte Tin

35 A

370

Bulk

0.335 in (8.5 mm)

e3

20 ms

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; SEMKO; UL; VDE

85 °C (185 °F)

Fast

217.315XP

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

110 mJ

-55 °C (-67 °F)

Matte Tin

35 A

217

0.205 in (5.2 mm)

e3

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CCC; CE; CSA; IEC; KTL; SEMKO; UL

125 °C (257 °F)

Fast

217.315P

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

112 mJ

-55 °C (-67 °F)

Tin

35 A

Bulk; Tape And Reel

0.205 in (5.2 mm)

e3

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

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

125 °C (257 °F)

Fast

0663.315HXSL

Littelfuse

Electric Fuse

315 mA

-40 °C (-40 °F)

35 A

0.8

0.335 in (8.5 mm)

250 V

0.335 x 0.333 in (8.5 x 8.45 mm)

0.333 in (8.45 mm)

CSA, SEMKO, UL, VDE

85 °C (185 °F)

Time Lag

227.315

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

315 mA

Pin Wire

110 mJ

35 A

227

0.207 in (5.25 mm)

0.207 x 0.886 in (5.25 x 22.5 mm)

0.886 in (22.5 mm)

CCC; CSA; IEC; KTL; SEMKO; SEV; VDE

Fast

04910.315MAT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

315 mA

Pin Wire

-55 °C (-67 °F)

Pure Tin

50 A

300 ms

Pre-Arcing Time: Open within 0.3 s at 300% Rated Current

Ammo Pack

0.11 in (2.8 mm)

Pico

0.28 in (7.11 mm)

CSA; UL

125 °C (257 °F)

Very Fast

39803150000

Littelfuse

Electric Fuse

Through Hole Mount

65 V

65 V

315 mA

Pin Wire

80 mJ

-40 °C (-40 °F)

Tin

50 A

10 s

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

TE5

0.315 in (8 mm)

CUL; UL

125 °C (257 °F)

Medium Time Lag

0217.315MRET1

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

110 mJ

-55 °C (-67 °F)

Matte Tin

35 A

10 ms

Tape And Reel

0.22 in (5.6 mm)

e3

0.197 x 0.787 in (5 x 20 mm)

0.22 x 0.846 in (5.6 x 21.5 mm)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Very Fast

0453.315MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

315 mA

Wraparound

31.1 mJ

-55 °C (-67 °F)

Silver

50 A

5 s

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

125 V

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)

CSA; CUL; UL

125 °C (257 °F)

Very Fast

39603150440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

315 mA

Pin Wire

260 mJ

-40 °C (-40 °F)

Tin

100 A

1 m

0.26

Bulk

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)

UL

85 °C (185 °F)

Time Lag

39503150440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

315 mA

Pin Wire

26 mJ

-40 °C (-40 °F)

Tin

100 A

1 m

Bulk

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)

UL

85 °C (185 °F)

Fast

1810315043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

190 mJ

-40 °C (-40 °F)

1.5 kA

181

Tape And Reel

0.232 in (5.9 mm)

10 ms

0.232 x 0.827 in (5.9 x 21 mm)

0.827 in (21 mm)

CNCA; CUL; IEC; UL

85 °C (185 °F)

Time Lag

3720315043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

360 mJ

-40 °C (-40 °F)

Matte Tin

35 A

Bulk

0.335 in (8.5 mm)

e3

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; KTL; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

1950315040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

1.1 J

-25 °C (-13 °F)

35 A

Bulk

0.213 in (5.4 mm)

20 ms

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

BSI; CCEE; CUL; DIN; IEC; IMQ; SEMKO; UL; VDE

70 °C (158 °F)

Time Lag

04910.315MRT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

315 mA

Pin Wire

-55 °C (-67 °F)

Pure Tin

50 A

300 ms

Pre-Arcing Time: Open within 0.3 s at 300% Rated Current

Tape And Reel

0.11 in (2.8 mm)

Pico

0.28 in (7.11 mm)

CSA; UL

125 °C (257 °F)

Very Fast

201P0315000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

160 mJ

-25 °C (-13 °F)

Tin

80 A

Bulk

0.232 in (5.9 mm)

e3

250 V

5 ms

0.232 x 0.827 in (5.9 x 21 mm)

0.827 in (21 mm)

UL

70 °C (158 °F)

Medium Time Lag

0491.315NAT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

315 mA

Pin Wire

-55 °C (-67 °F)

50 A

4 h

0.11 in (2.8 mm)

125 V

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA, UL

125 °C (257 °F)

Very Fast

37303150410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

32 mJ

-40 °C (-40 °F)

Tin

50 A

5 s

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)

CSA; CUL; UL

85 °C (185 °F)

Very Fast

0662.315ZRLL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

315 mA

Pin Wire

104 mJ

-40 °C (-40 °F)

Tin

35 A

662

Rated Breaking Capacity at 250 VDC: 35 A

Tape And Reel

0.335 in (8.5 mm)

e3

0.335 x 0.333 in (8.5 x 8.45 mm)

0.333 in (8.45 mm)

CCC; KTL; PSE; UL; VDE

85 °C (185 °F)

Fast

0213.315MXBP

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

1.14 J

-55 °C (-67 °F)

35 A

1.14

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, UL, VDE

125 °C (257 °F)

Time Lag

0215.315MXG

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

975 mJ

-55 °C (-67 °F)

1.5 kA

0.975

0.22 in (5.6 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.22 x 0.846 in (5.6 x 21.5 mm)

0.846 in (21.5 mm)

125 °C (257 °F)

Time Lag

3720315010

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

360 mJ

Matte Tin

35 A

Bulk

0.335 in (8.5 mm)

e3

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; IEC; KTL; SEMKO; UL; VDE

37203150000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

360 mJ

-40 °C (-40 °F)

Matte Tin

35 A

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

e3

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; KTL; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

0676.315DRT4

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

30 mJ

Tin Lead

35 A

0.03

Tape And Reel

0.154 in (3.9 mm)

e0

250 V

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Fast

0218.315HXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

1.11 J

-55 °C (-67 °F)

Tin

35 A

Bulk

0.228 in (5.8 mm)

e3

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

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

125 °C (257 °F)

Time Lag

374031500

Littelfuse

Electric Fuse

Through Hole Mount

250 V

315 mA

Pin Wire

260 mJ

-40 °C (-40 °F)

Matte Tin

50 A

1 m

Ammo Pack; Tape

0.335 in (8.5 mm)

e3

TR5

0.315 in (8 mm)

CSA; UL

85 °C (185 °F)

Time Lag

0213.315XP

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

1.14 J

-55 °C (-67 °F)

Nickel

35 A

Bulk; Tape And Reel

0.205 in (5.2 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

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

125 °C (257 °F)

Time Lag

213.315XP

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

1.14 J

-55 °C (-67 °F)

Matte Tin

100 A

213

Bulk; Tape And Reel

0.205 in (5.2 mm)

e3

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CCC; CE; CSA; IEC; SEMKO; UL

125 °C (257 °F)

Time Lag

1810315000

Littelfuse

Electric Fuse

Inline/Holder

250 V

315 mA

End Cap

190 mJ

-40 °C (-40 °F)

1.5 kA

181

Bulk

0.205 in (5.2 mm)

10 ms

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CNCA; CUL; IEC; UL

85 °C (185 °F)

Time Lag

0665.315HXSL

Littelfuse

Electric Fuse

315 mA

-40 °C (-40 °F)

50 A

4 h

0.361

0.335 in (8.5 mm)

250 V

0.335 x 0.333 in (8.5 x 8.45 mm)

0.333 in (8.45 mm)

CSA, UL

85 °C (185 °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.