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

0263.750WRT1L

Littelfuse

Electric Fuse

Through Hole Mount

250 V

750 mA

Pin Wire

41.1 mJ

-55 °C (-67 °F)

Pure Tin

50 A

100 ms

Tape And Reel

0.155 in (3.94 mm)

250 V

Pico

0.155 x 0.28 in (3.94 x 7.11 mm)

CSA, UL

125 °C (257 °F)

Very Fast

02151.25MXG

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.25 A

Pin Wire

3.2 J

-55 °C (-67 °F)

1.5 kA

3.2

0.217 in (5.5 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.217 x 0.846 in (5.5 x 21.5 mm)

0.846 in (21.5 mm)

125 °C (257 °F)

Time Lag

0663.630

Littelfuse

Electric Fuse

Through Hole Mount

250 V

630 mA

Pin Wire

4 J

35 A

663

0.335 in (8.5 mm)

0.335 x 0.333 in (8.5 x 8.45 mm)

0.333 in (8.45 mm)

CSA; IEC; SEMKO; UL; VDE

Time Lag

39208000000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

5.12 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

3.8

Ammo Pack

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)

125 °C (257 °F)

Time Lag

203001

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

328 mJ

-55 °C (-67 °F)

Tin/Lead

50 A

0.372 in (9.45 mm)

0.25 in (6.35 mm)

e0

0.372 x 0.25 x 0.165 in (9.45 x 6.35 x 4.19 mm)

0.165 in (4.19 mm)

CSA; UL

125 °C (257 °F)

Slow

03136.25MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.25 A

End Cap

388 J

-60 °C (-76 °F)

Nickel

200 A

5 s

242

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; KC; PSE; UL

125 °C (257 °F)

Time Lag

0230.250DRT2SP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

250 mA

Pin Wire

216 mJ

-55 °C (-67 °F)

Matte Tin

35 A

Rated Breaking Capacity at 125 VDC: 10000 A

Tape And Reel

0.185 in (4.7 mm)

e3

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

216001

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

1 A

End Cap

180 mJ

-55 °C (-67 °F)

Nickel

1.5 kA

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; KTL; PSE; SEMKO; UL

125 °C (257 °F)

Fast

325004P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

9.71 J

Matte Tin

400 A

325P

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; PSE; UL

Slow

0219.630MXGP

Littelfuse

Electric Fuse

Inline/Holder

250 V

630 mA

End Cap

4.82 J

-55 °C (-67 °F)

150 A

4.82

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

20106300301P

Littelfuse

Electric Fuse

Inline/Holder

250 V

630 mA

End Cap

809 mJ

-25 °C (-13 °F)

80 A

5 ms

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

Bulk

0.205 in (5.2 mm)

0.197 x 0.787 in (5 x 20 mm)

Indicator

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CUL; UL

70 °C (158 °F)

Medium Time Lag

0215016.MXBP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

16 A

Pin Wire

1.408 kJ

-55 °C (-67 °F)

500 A

10 ms

Pre Arcing Time: Open within 0.01 s at 1000% Rated Current

Bulk

0.217 in (5.5 mm)

0.197 x 0.787 in (5 x 20 mm)

0.846 in (21.5 mm)

CE; CSA; CUL; PSE; SEMKO; SEV; TUV; UL

125 °C (257 °F)

Time Lag

0216010MRET1

Littelfuse

Electric Fuse

Through Hole Mount

250 V

10 A

Pin Wire

154.34 J

-55 °C (-67 °F)

Tin

1.2 kA

Tape And Reel

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)

CE; CSA; KTL; PSE; SEMKO; UL

125 °C (257 °F)

Fast

067501.5

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.5 A

Pin Wire

3.51 J

Tin Lead

50 A

675

0.154 in (3.9 mm)

e0

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Slow

0313004.HXIDP

Littelfuse

Electric Fuse

Inline/Holder

250 V

4 A

End Cap

76.1 J

-55 °C (-67 °F)

Tin

200 A

Bulk

0.25 in (6.35 mm)

e3

Indicator

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; UL; KTL; PSE

125 °C (257 °F)

Time Lag

0318.250MX

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 mA

Pin Wire

35.5 mJ

-55 °C (-67 °F)

Tin

35 A

318

Bulk

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; UL

125 °C (257 °F)

Fast

230.750DRT1W

Littelfuse

Electric Fuse

Through Hole Mount

250 V

750 mA

Pin Wire

2.95 J

-55 °C (-67 °F)

Tin Lead

35 A

230

Tape And Reel

0.185 in (4.7 mm)

e0

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Slow

324008P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

8 A

Pin Wire

105 J

Matte Tin

750 A

324P

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; PSE; UL

Fast

3700250000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 mA

Pin Wire

51 mJ

-40 °C (-40 °F)

Matte Tin

35 A

Ammo Pack; Tape And Reel

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

BLF5

Littelfuse

Electric Fuse

Inline/Holder

250 V

5 A

End Cap

10 kA

0.406 in (10.31 mm)

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

0677.400MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

400 mA

Pin Wire

755 mJ

-55 °C (-67 °F)

Tin

35 A

20 ms

Bulk

0.153 in (3.89 mm)

e3

0.142 x 0.394 in (3.6 x 10 mm)

0.433 in (11 mm)

CSA; CQC; UL; VDE

125 °C (257 °F)

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

03181.75HX

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.75 A

Pin Wire

3.6 J

-55 °C (-67 °F)

Tin

100 A

318

Bulk

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Fast

021901.6MXGP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

44.2 J

-55 °C (-67 °F)

150 A

44.2

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, PSE, UL, VDE

125 °C (257 °F)

Time Lag

326.100P

Littelfuse

Electric Fuse

Inline/Holder

250 V

100 mA

End Cap

87 mJ

Tin

100 A

326

0.25 in (6.35 mm)

e3

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; PSE; UL

Slow

227.050

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

50 mA

Pin Wire

200 μJ

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

235.800P

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

253 mJ

-55 °C (-67 °F)

Tin

35 A

235P

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)

CE; CSA; KTL; UL

125 °C (257 °F)

Fast

0675.500MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

500 mA

Pin Wire

132 mJ

Tin Lead

50 A

4 h

0.13

Bulk

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

Slow

0230.350MXF17P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

350 mA

Pin Wire

490 mJ

-55 °C (-67 °F)

Matte Tin

35 A

Rated Breaking Capacity at 125 VDC: 10000 A

Bulk

0.185 in (4.7 mm)

e3

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

203.750

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

750 mA

Pin Wire

327 mJ

-55 °C (-67 °F)

Tin/Lead

50 A

0.372 in (9.45 mm)

0.25 in (6.35 mm)

e0

0.372 x 0.25 x 0.165 in (9.45 x 6.35 x 4.19 mm)

0.165 in (4.19 mm)

CSA; UL

125 °C (257 °F)

Slow

0673.250MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 mA

Pin Wire

25.2 mJ

50 A

4 h

0.025

Bulk

0.154 in (3.9 mm)

250 V

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Slow

3821250000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

22 J

-40 °C (-40 °F)

Matte Tin

100 A

Ammo Pack; Tape And Reel

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; IEC; KTL; PSE; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

326.200

Littelfuse

Electric Fuse

Inline/Holder

250 V

200 mA

End Cap

213 mJ

0.25 in (6.35 mm)

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CSA

Slow

FLNR1.13

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

1.125 A

200 kA

FLNR

Rated Breaking Capacity at 125 VDC: 20000 A

CSA; UL

Time Delay

239.600XP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

600 mA

Pin Wire

2.48 J

-55 °C (-67 °F)

Matte Tin

35 A

Bulk; Tape And Reel

0.886 in (22.5 mm)

e3

0.886 x 0.228 in (22.5 x 5.8 mm)

0.228 in (5.8 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Time Lag

0662.160ZRLL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

160 mA

Pin Wire

14 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

0318007.MXBP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

7 A

Pin Wire

118 J

-55 °C (-67 °F)

Tin

200 A

Bulk

0.275 in (6.99 mm)

e3

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)

Fast

313004PID

Littelfuse

Electric Fuse

Inline/Holder

250 V

4 A

End Cap

76.1 J

200 A

313P

0.25 in (6.35 mm)

Indicator

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CSA; METI; PSE; UL

Slow

228004

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

70.95 J

40 A

228

0.207 in (5.25 mm)

0.207 x 0.886 in (5.25 x 22.5 mm)

0.886 in (22.5 mm)

BSI; CSA; IEC; SEMKO; UL; VDE

Time Lag

313008ID

Littelfuse

Electric Fuse

Inline/Holder

250 V

8 A

End Cap

445 J

200 A

0.25 in (6.35 mm)

Indicator

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; METI; PSE; UL

Slow

1981250040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

83 J

-25 °C (-13 °F)

100 A

Bulk

0.213 in (5.4 mm)

5 s

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

CSA; UL

70 °C (158 °F)

Time Delay

230003

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

77 J

-55 °C (-67 °F)

Tin/Lead

100 A

0.185 in (4.7 mm)

e0

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; METI; PSE; UL

125 °C (257 °F)

Slow

3256.25MHXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.25 A

Pin Wire

60.4 J

-55 °C (-67 °F)

Matte Tin

400 A

Bulk

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

02301.25DRT2P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

1.25 A

Pin Wire

9.8 J

-55 °C (-67 °F)

Matte Tin

100 A

Rated Breaking Capacity at 125 VDC: 10000 A

Tape And Reel

0.185 in (4.7 mm)

e3

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

0476003.MR

Littelfuse

Electric Fuse

Surface Mount

250 V

125 V

3 A

Wraparound

1.66 J

-55 °C (-67 °F)

100 A

Interrupting Current Max(DC): 300 A, Pre Arcing Time: open within 0.001 s at 1000% rated current

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

CUL; IEC; UL

125 °C (257 °F)

Fast

FLNR1.5ID

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

1.5 A

End Cap

200 kA

0.563 in (14.3 mm)

Indicator

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

Time Delay

0239.150MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

150 mA

End Cap

130 mJ

-55 °C (-67 °F)

Tin

35 A

2 m

0.13

Bulk

0.205 in (5.2 mm)

Supplemental

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)

CE; UL

125 °C (257 °F)

Time Lag

217.040P

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

90 μJ

-55 °C (-67 °F)

Matte 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

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.