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

042201.5MRA

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

1.5 A

Wraparound

1.62 J

-55 °C (-67 °F)

50 A

5 s

Tape And Reel

0.246 in (6.25 mm)

0.098 in (2.5 mm)

0.088 in (2.24 mm)

AEC-Q200; CUL; PSE; TUV; UL

125 °C (257 °F)

Fast

KLSR0004

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

4 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

KLSR0006

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

6 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

KLSR0025

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

25 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

0NLN400.X

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

400 A

Tab/Blade

1.51 MJ

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

2.094 in (53.2 mm)

Indicator

8.626 in (219.1 mm)

CE; CSA; UL

0NLN100.V

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

100 A

Tab/Blade

50 kJ

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

1.063 in (27 mm)

Indicator

5.874 in (149.2 mm)

CE; CSA; UL

KLSR0015

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

15 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

KLSR0001

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

1 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

KLSR0012

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

12 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

KLSR0020

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

20 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

0NLN600.X

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

600 A

Tab/Blade

4.846 MJ

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

2.594 in (65.9 mm)

Indicator

13.374 in (339.7 mm)

CE; CSA; UL

0NLN200.X

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

200 A

Tab/Blade

260 kJ

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

1.563 in (39.7 mm)

Indicator

7.126 in (181 mm)

CE; CSA; UL

KLSR0008

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

8 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

KLSR0030

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

30 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

KLSR0003

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

3 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

KLSR0005

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

5 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

KLSR0010

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

10 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

KLSR0002

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

2 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

KLB50

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

50 A

Tab/Blade

200 kA

KLB

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

021601.6MXSPP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

1.6 A

Pin Wire

1.005 J

-55 °C (-67 °F)

1.5 kA

Bulk

0.205 in (5.2 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; CSA; CQC; IEC; KC; PSE; VDE; UL

125 °C (257 °F)

Fast

0677001.DRT4

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

1 A

Pin Wire

6.95 J

Tin Lead

35 A

6.9

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

0326.375HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

375 mA

End Cap

1.2 J

-55 °C (-67 °F)

Nickel

100 A

4 h

1.2

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; UL

125 °C (257 °F)

Time Lag

0NLN025.H

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

25 A

End Cap

50 kA

Interrupting Current Max(DC): 20000 A

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CE; CSA; UL

KLB175

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

175 A

Tab/Blade

200 kA

KLB

Rated Breaking Capacity at 250 VDC: 20000 A

1.22 in (31 mm)

1.22 x 1.626 in (31 x 41.3 mm)

1.626 in (41.3 mm)

CSA; UL

Fast

0325005.VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

5 A

Pin Wire

-55 °C (-67 °F)

Tin

4 h

25

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

L25S015

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

15 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.563 in (14.3 mm)

2 in (50.8 mm)

CE; CSA; UL

Very Fast

594003

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

3 A

End Cap

Nickel

594

032603.2MXCCP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

3.2 A

End Cap

-55 °C (-67 °F)

4 h

214

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

2CO004

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

4 A

Tab/Blade

200 kA

2CO

Rated Breaking Capacity at 250 VDC: 80000 A

0.827 in (21 mm)

0.827 x 2.205 in (21 x 56 mm)

2.205 in (56 mm)

CSA

0326003.MXCCP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

3 A

End Cap

-55 °C (-67 °F)

Nickel

4 h

200

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

0326.062VXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

62 mA

End Cap

-55 °C (-67 °F)

Nickel

4 h

0.0276

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

KLB45

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

45 A

Tab/Blade

200 kA

KLB

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

226.400

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

400 mA

Pin Wire

28 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

315.600

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

600 mA

Pin Wire

4 J

Tin/Lead

35 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

066202.5MALL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

2.5 A

Pin Wire

1.94 J

-40 °C (-40 °F)

Tin

35 A

662

Rated Breaking Capacity at 250 VDC: 35 A

Ammo Pack

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

0NLN002.T

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

1 A

End Cap

50 kA

Interrupting Current Max(DC): 20000 A

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CE; CSA; UL

21706.3XE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

6.3 A

Pin Wire

64.2 J

63 A

0.236 in (6 mm)

0.236 x 0.886 in (6 x 22.5 mm)

0.886 in (22.5 mm)

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

Fast

315.400

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

400 mA

Pin Wire

1.35 J

Tin/Lead

35 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

0677.250MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

250 mA

Pin Wire

312 mJ

Tin Lead

35 A

0.3

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; IEC; UL; VDE

Slow

2CC600

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

600 A

Tab/Blade

200 kA

2CC

Rated Breaking Capacity at 250 VDC: 80000 A

2.913 in (74 mm)

2.913 x 3.268 in (74 x 83 mm)

3.268 in (83 mm)

CSA

0215004MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

4 A

Pin Wire

46.96 J

-55 °C (-67 °F)

Matte Tin

1.5 kA

10 ms

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

46.96

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)

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

125 °C (257 °F)

Time Lag

21601.6

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

1.6 A

End Cap

1.008 J

-55 °C (-67 °F)

Nickel

1.5 kA

3 ms

Pre Arcing Time: Open within 0.003 s at 400% Rated Current

1.04

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; KTL; PSE; SEMKO; UL

125 °C (257 °F)

Fast

2213.15

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

3.15 A

Pin Wire

21.2 J

1.5 kA

10 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

216002XE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

2 A

Pin Wire

1.92 J

1.5 kA

0.236 in (6 mm)

0.236 x 0.886 in (6 x 22.5 mm)

0.886 in (22.5 mm)

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

Fast

315.500

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

500 mA

Pin Wire

2.55 J

35 A

0.275 in (6.985 mm)

0.275 x 1.275 in (6.985 x 32.385 mm)

1.275 in (32.385 mm)

CE; CSA; PSE; UL

Slow

0662.050HXLL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

50 mA

Pin Wire

400 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; UL; VDE

85 °C (185 °F)

Fast

KLB2

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

2 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

216.100

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

100 mA

End Cap

4.5 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; SEMKO; UL

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.