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

31503.2

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

3.2 A

Pin Wire

209 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

0242.200HAT1

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

200 mA

Pin Wire

3.8 mJ

-40 °C (-40 °F)

Matte Tin Over Nickel

4 kA

4 h

0.0037

Ammo Pack; Tape And Reel

0.119 in (3.02 mm)

e3

250 V

0.119 x 0.331 in (3.02 x 8.4 mm)

0.331 in (8.4 mm)

UL

125 °C (257 °F)

KLSR003

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

3 A

End Cap

200 kA

KLSR

Rated Breaking Capacity at 250 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CSA; UL

Fast

NLN225

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

225 A

Tab/Blade

50 kA

Rated Breaking Capacity at 250 VDC; 50000

2.094 in (53.2 mm)

2.094 x 4.878 in (53.2 x 123.9 mm)

4.878 in (123.9 mm)

CSA; UL

0325.200VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

200 mA

Pin Wire

-55 °C (-67 °F)

Tin

4 h

0.213

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

125 °C (257 °F)

Time Lag

0436.750PR

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

750 mA

Wraparound

1.143 J

-55 °C (-67 °F)

Tin Lead

100 A

436

Tape And Reel

0.59 in (14.99 mm)

0.2 in (5.08 mm)

e0

0.59 x 0.2 x 0.095 in (14.99 x 5.08 x 2.41 mm)

0.095 in (2.41 mm)

CSA; UL

125 °C (257 °F)

032601.6MXCCP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

1.6 A

End Cap

-55 °C (-67 °F)

4 h

45

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

227.160

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

160 mA

Pin Wire

11 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

L25S25

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

25 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

NLN500

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

500 A

Tab/Blade

50 kA

Rated Breaking Capacity at 250 VDC; 50000

2.594 in (65.9 mm)

2.594 x 5.87 in (65.9 x 149.1 mm)

5.87 in (149.1 mm)

CSA; UL

NLN040

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

40 A

End Cap

50 kA

Rated Breaking Capacity at 250 VDC; 20000

0.811 in (20.6 mm)

0.811 x 3 in (20.6 x 76.2 mm)

3 in (76.2 mm)

CSA; UL

2CO010

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

10 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

80815000075

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

5 A

Pin Wire

1.158 J

-65 °C (-85 °F)

Tin

200 A

10 s

Pre Arcing Time: Open within 10 s at 200% Rated Current

1.15

Bulk

0.35 in (8.9 mm)

0.183 in (4.65 mm)

e3

250 V

TE5

0.35 x 0.183 x 0.348 in (8.9 x 4.65 x 8.85 mm)

0.348 in (8.85 mm)

CUL; PSE; UL

125 °C (257 °F)

Fast

0216004MXESPP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

4 A

Pin Wire

14.995 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

L25S15

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)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

Fast

59303.2

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

3.2 A

End Cap

Nickel

593

043601.6PR

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

1.6 A

Wraparound

13.5 J

-55 °C (-67 °F)

Tin Lead

100 A

436

Tape And Reel

0.59 in (14.99 mm)

0.2 in (5.08 mm)

e0

0.59 x 0.2 x 0.095 in (14.99 x 5.08 x 2.41 mm)

0.095 in (2.41 mm)

CSA; UL

125 °C (257 °F)

0326001.MXCCP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

1 A

End Cap

-55 °C (-67 °F)

4 h

16.3

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

318.187

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

187 mA

Pin Wire

12.8 mJ

Tin Lead

35 A

0.276 in (7 mm)

e0

0.276 x 1.275 in (7 x 32.39 mm)

1.275 in (32.39 mm)

CSA; UL

Fast

0326020.VXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

20 A

End Cap

-55 °C (-67 °F)

Nickel

4 h

575

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, TUV, UL

125 °C (257 °F)

Time Lag

0215008MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

8 A

Pin Wire

209.88 J

-55 °C (-67 °F)

Matte Tin

1.5 kA

10 ms

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

209.88

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)

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

125 °C (257 °F)

Time Lag

0326030.MXCCP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

30 A

End Cap

-55 °C (-67 °F)

4 h

1690

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

0216002MXSPP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

2 A

Pin Wire

1.87 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

221.400

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

400 mA

Pin Wire

1.45 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

0325.600VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

600 mA

Pin Wire

-55 °C (-67 °F)

Tin

4 h

3.9

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, UL

125 °C (257 °F)

Time Lag

0215.250MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

250 mA

Pin Wire

545 mJ

-55 °C (-67 °F)

Tin

1.5 kA

5 ms

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

0.545

Bulk

0.236 in (6 mm)

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.236 x 0.886 in (6 x 22.5 mm)

0.886 in (22.5 mm)

CE; IEC; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

L25S-17.5

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

175 A

Tab/Blade

200 kA

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)

CE; CSA; UL

Very Fast

032602.5MXCCP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

2.5 A

End Cap

-55 °C (-67 °F)

Nickel

4 h

136

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

217.160XE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

160 mA

Pin Wire

11 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

313.125

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

125 mA

End Cap

152 mJ

-55 °C (-67 °F)

Tin/Lead

35 A

4 h

0.15

0.25 in (6.35 mm)

Supplemental

e0

250 V

30 Ω

3AG

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)

Slow

0242.160

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

160 mA

End Cap

1.57 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

318.250

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

250 mA

Pin Wire

35.5 mJ

-55 °C (-67 °F)

35 A

4 h

0.0355

0.276 in (7 mm)

Supplemental

250 V

3AG

0.276 x 1.275 in (7 x 32.39 mm)

1.275 in (32.39 mm)

CSA; UL

125 °C (257 °F)

Fast

22702.5

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

2.5 A

Pin Wire

9.72 J

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)

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

Fast

0326005.MXCCP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

5 A

End Cap

-55 °C (-67 °F)

Nickel

4 h

25

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

0662.800MALL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

800 mA

Pin Wire

220 mJ

-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

0326.400HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

400 mA

End Cap

1.33 J

-55 °C (-67 °F)

Nickel

100 A

4 h

1.33

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

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

CCMR007.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

7 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

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

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

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

594020

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

20 A

End Cap

Nickel

594

31502.8

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

2.8 A

Pin Wire

170 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

L25S8

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

8 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

315.040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

40 mA

Pin Wire

6.3 mJ

Tin/Lead

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

032601.2MXCCP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

1.2 A

End Cap

-55 °C (-67 °F)

4 h

22

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

0325.062VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

62 mA

Pin Wire

-55 °C (-67 °F)

Tin

4 h

0.0276

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

125 °C (257 °F)

Time Lag

0326.700VXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

700 mA

End Cap

-55 °C (-67 °F)

Nickel

4 h

6.42

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

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.