250 V Fuses 1,253

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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

593.600

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

600 mA

End Cap

Nickel

593

315003

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

3 A

Pin Wire

200 J

Tin/Lead

100 A

0.275 in (6.985 mm)

e0

0.275 x 1.275 in (6.985 x 32.385 mm)

1.275 in (32.385 mm)

CE; CSA; PSE; UL

Slow

L25S070

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

70 A

Tab/Blade

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

1.22 in (31 mm)

1.626 in (41.3 mm)

CE; CSA; UL

Very Fast

L25S6

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

6 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

Fast

032501.6HXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

1.6 A

Pin Wire

45 J

-55 °C (-67 °F)

Tin

100 A

4 h

45

Bulk

0.275 in (6.99 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; PSE; UL

125 °C (257 °F)

Time Lag

0662.080ZRLL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

80 mA

Pin Wire

1 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

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)

2CM080

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

80 A

Tab/Blade

200 kA

2CM

Rated Breaking Capacity at 250 VDC: 80000 A

1.22 in (31 mm)

1.22 x 2.598 in (31 x 66 mm)

2.598 in (66 mm)

CSA

2CM350

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

350 A

Tab/Blade

200 kA

2CM

Rated Breaking Capacity at 250 VDC: 80000 A

2.283 in (58 mm)

2.283 x 3.189 in (58 x 81 mm)

3.189 in (81 mm)

CSA

NLN008

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

8 A

End Cap

50 kA

Rated Breaking Capacity at 250 VDC; 20000

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

594003S

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

3 A

End Cap

Silver

594

e4

0215020.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

20 A

Pin Wire

2.6 kJ

-55 °C (-67 °F)

Tin

400 A

10 ms

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

2600

Bulk

0.228 in (5.8 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)

0.886 in (22.5 mm)

IEC; PSE; UL

125 °C (257 °F)

Time Lag

226.250

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

250 mA

Pin Wire

9.2 mJ

1.5 kA

226

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; UL; VDE

Fast

0662.500HXSL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

500 mA

Pin Wire

90 mJ

-40 °C (-40 °F)

Tin

35 A

662

Rated Breaking Capacity at 250 VDC: 35 A

Bulk

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

04611.25T

Littelfuse

Electric Fuse

Surface Mount

250 V

1.25 A

End Cap

-55 °C (-67 °F)

Tin Lead

461

Rated Breaking Capacity at 600 V: 60 A, Joule Integral Nom at 250 VDC: 22.2

e0

CSA; UL

125 °C (257 °F)

203004

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

4 A

Pin Wire

8.75 J

-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

0242.250UA

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

250 mA

Pin Wire

5.79 mJ

4 kA

Rated Breaking Capacity at 250 VDC: 4000 A

Tape And Reel

0.331 in (8.4 mm)

0.331 x 0.119 in (8.4 x 3.02 mm)

0.119 in (3.02 mm)

UL

0326.125HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

125 mA

End Cap

100 mJ

-55 °C (-67 °F)

Nickel

100 A

4 h

0.1

Bulk

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)

CE

125 °C (257 °F)

Time Lag

0326.200MXCCP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

200 mA

End Cap

-55 °C (-67 °F)

4 h

0.213

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)

CE

125 °C (257 °F)

Time Lag

0677002MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

2 A

Pin Wire

20.8 J

Tin Lead

35 A

Bulk

0.154 in (3.9 mm)

e0

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; IEC; UL; VDE

Slow

221004

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

4 A

Pin Wire

38.7 J

1.5 kA

20 ms

0.207 in (5.25 mm)

0.197 x 0.787 in (5 x 20 mm)

0.886 in (22.5 mm)

CCC; CSA; CUL; SEMKO; SEV; PSE; VDE; UL

Time Lag

0325025.VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

25 A

Pin Wire

-55 °C (-67 °F)

Tin

4 h

1030

0.275 in (6.985 mm)

e3

250 V

3AB

0.275 x 1.288 in (6.985 x 32.72 mm)

1.288 in (32.72 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

Time Lag

313001

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

1 A

End Cap

14 J

-55 °C (-67 °F)

Tin/Lead

35 A

5 s

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

14

0.25 in (6.35 mm)

e0

250 V

3AG

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; METI; PSE; UL

125 °C (257 °F)

Slow

0662.040HXSL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

40 mA

Pin Wire

160 μJ

-40 °C (-40 °F)

Tin

35 A

662

Rated Breaking Capacity at 250 VDC: 35 A

Bulk

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

85 °C (185 °F)

Fast

0662002.

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

2 A

Pin Wire

1.33 J

-40 °C (-40 °F)

Tin

35 A

662

Rated Breaking Capacity at 250 VDC: 35 A

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

21702.5

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

2.5 A

End Cap

9.46 J

-55 °C (-67 °F)

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; IEC; PSE; SEMKO; VDE

125 °C (257 °F)

Fast

0326010.MXCCP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

10 A

End Cap

-55 °C (-67 °F)

Nickel

4 h

137

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)

CE, CSA, PSE, UL

125 °C (257 °F)

Time Lag

03261.25HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

1.25 A

End Cap

24 J

-55 °C (-67 °F)

Nickel

100 A

4 h

24

Bulk

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)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

L25S45

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

45 A

Tab/Blade

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

0.811 x 1.626 in (20.6 x 41.3 mm)

1.626 in (41.3 mm)

CSA; UL

Fast

KLB25

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

25 A

End Cap

200 kA

KLB

Rated Breaking Capacity at 250 VDC: 20000 A

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

Fast

312.600

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

600 mA

End Cap

880 mJ

35 A

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; UL

Fast

0677005.DRT4

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

5 A

Pin Wire

140 J

Tin Lead

50 A

140

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; IEC; UL; VDE

Slow

032602.8MXCCP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

2.8 A

End Cap

-55 °C (-67 °F)

4 h

170

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)

CE, CSA, PSE, UL

125 °C (257 °F)

Time Lag

203004G

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

4 A

Gull Wing

8.75 J

-55 °C (-67 °F)

Tin/Lead

50 A

203

Tape And Reel

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

L25S5

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

5 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

Fast

0662.315HXSL

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

Bulk

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

KLB20

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

20 A

End Cap

200 kA

KLB

Rated Breaking Capacity at 250 VDC: 20000 A

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

Fast

3152.25

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

2.25 A

Pin Wire

121 J

Tin/Lead

100 A

0.275 in (6.985 mm)

e0

0.275 x 1.275 in (6.985 x 32.385 mm)

1.275 in (32.385 mm)

CE; CSA; PSE; UL

Slow

CCMR01.4T

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

1.4 A

End Cap

200 kA

CCMR

Rated Breaking Capacity at 250 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

0662001.HXLL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

1 A

Pin Wire

330 mJ

-40 °C (-40 °F)

Tin

35 A

662

Rated Breaking Capacity at 250 VDC: 35 A

Bulk

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

0325030.MX52LP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

30 A

Pin Wire

-55 °C (-67 °F)

4 h

1690

0.275 in (6.985 mm)

250 V

3AB

0.275 x 1.288 in (6.985 x 32.72 mm)

1.288 in (32.72 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

Time Lag

0326.200HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

200 mA

End Cap

213 mJ

-55 °C (-67 °F)

Nickel

100 A

4 h

0.213

Bulk

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)

CE

125 °C (257 °F)

Time Lag

0326.300VXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

300 mA

End Cap

-55 °C (-67 °F)

Nickel

4 h

0.69

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)

CE, CSA, UL

125 °C (257 °F)

Time Lag

032502.5VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

2.5 A

Pin Wire

-55 °C (-67 °F)

Tin

4 h

136

0.275 in (6.985 mm)

e3

250 V

3AB

0.275 x 1.288 in (6.985 x 32.72 mm)

1.288 in (32.72 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

Time Lag

F02B250V3AS

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

3 A

End Cap

-55 °C (-67 °F)

Silver

35 A

0.25 in (6.35 mm)

e4

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

MIL-PRF-15160/2

85 °C (185 °F)

0242.200UA

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

200 mA

Pin Wire

3.8 mJ

4 kA

Rated Breaking Capacity at 250 VDC: 4000 A

Tape And Reel

0.331 in (8.4 mm)

0.331 x 0.119 in (8.4 x 3.02 mm)

0.119 in (3.02 mm)

UL

032602.8VXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

2.8 A

End Cap

-55 °C (-67 °F)

Nickel

4 h

170

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)

CE, CSA, PSE, UL

125 °C (257 °F)

Time Lag

217.200XE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

200 mA

Pin Wire

25 mJ

35 A

0.236 in (6 mm)

0.236 x 0.886 in (6 x 22.5 mm)

0.886 in (22.5 mm)

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

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.