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

2CO020

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

20 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

226.630

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

630 mA

Pin Wire

97 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

4620.8000000

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

800 mA

Wraparound

1.4 J

-40 °C (-40 °F)

Tin

150 A

10 ms

1.4

Tape And Reel

0.413 in (10.5 mm)

0.177 in (4.5 mm)

e3

250 V

Nano

0.177 x 0.177 x 0.413 in (4.5 x 4.5 x 10.5 mm)

0.177 in (4.5 mm)

CUL; UL

85 °C (185 °F)

Time Lag

59301.4

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

1.4 A

End Cap

Nickel

593

KLSR025

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

25 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

0325.300VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

300 mA

Pin Wire

-55 °C (-67 °F)

Tin

4 h

0.69

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

0677.500MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

500 mA

Pin Wire

1.32 J

Tin Lead

35 A

1.3

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

0326002.MXCCP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

2 A

End Cap

-55 °C (-67 °F)

4 h

80

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

KLB100

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

100 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

216.080XE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

80 mA

Pin Wire

860 μJ

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)

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

Fast

NLN110

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

110 A

Tab/Blade

50 kA

Rated Breaking Capacity at 250 VDC; 50000

1.563 in (39.7 mm)

1.563 x 4.378 in (39.7 x 111.2 mm)

4.378 in (111.2 mm)

CSA; UL

31501.6

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

1.6 A

Pin Wire

49.6 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

03266.25VXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

6.25 A

End Cap

-55 °C (-67 °F)

Nickel

4 h

60.4

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

2CO080

Littelfuse

Electric Fuse

Inline/Holder

600 V

250 V

80 A

Tab/Blade

200 kA

2CO

Rated Breaking Capacity at 250 VDC: 80000 A

1.417 in (36 mm)

1.417 x 2.677 in (36 x 68 mm)

2.677 in (68 mm)

CSA

0325010.VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

10 A

Pin Wire

-55 °C (-67 °F)

Tin

4 h

137

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

594030

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

30 A

End Cap

Nickel

594

203001G

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

1 A

Gull Wing

328 mJ

-55 °C (-67 °F)

Tin/Lead

50 A

4 h

0.328

Tape And Reel

0.372 in (9.45 mm)

0.25 in (6.35 mm)

e0

250 V

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

227.400

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

400 mA

Pin Wire

130 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)

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

Fast

217.125XE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

125 mA

Pin Wire

4.9 mJ

35 A

217

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

L25S175

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

227.080

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

80 mA

Pin Wire

850 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

D0Z14G6

Littelfuse

Electric Fuse

Inline/Holder

380 V

250 V

6 A

End Cap

50 kA

D0Z1

Rated Breaking Capacity at 250 VDC: 50000 A

0.433 in (11 mm)

Indicator

0.433 x 1.417 in (11 x 36 mm)

1.417 in (36 mm)

DIN; IEC; VDE

Fast

312.500

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

500 mA

End Cap

483 mJ

Tin/Lead

35 A

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)

CSA; UL

Fast

0215.160MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

160 mA

Pin Wire

46.5 mJ

-55 °C (-67 °F)

Tin

1.5 kA

5 ms

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

0.0465

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; UL

125 °C (257 °F)

Time Lag

NLN004

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

4 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

46206300000

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

630 mA

Wraparound

800 mJ

-40 °C (-40 °F)

Tin

150 A

10 ms

0.8

Tape And Reel

0.413 in (10.5 mm)

0.177 in (4.5 mm)

e3

250 V

Nano

0.177 x 0.177 x 0.413 in (4.5 x 4.5 x 10.5 mm)

0.177 in (4.5 mm)

CUL; UL

85 °C (185 °F)

Time Lag

203005G

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

5 A

Gull Wing

14.7 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

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

226.063

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

63 mA

Pin Wire

550 μJ

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

315.031

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

31 mA

Pin Wire

3.03 mJ

Tin/Lead

10 kA

5 s

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

0.275 in (6.985 mm)

e0

250 V

3AG

0.275 x 1.275 in (6.985 x 32.385 mm)

1.275 in (32.385 mm)

CE; CSA; PSE; UL

Slow

315.150

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

150 mA

Pin Wire

270 mJ

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

0325.500VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

500 mA

Pin Wire

-55 °C (-67 °F)

Tin

4 h

2.5

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

3740160041

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

160 mA

Pin Wire

58 mJ

-40 °C (-40 °F)

Matte Tin

50 A

Rated Breaking Capacity at 250 VDC: 50 A

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

2271.25

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

1.25 A

Pin Wire

2.29 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

22701.6

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

1.6 A

Pin Wire

4.74 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

2273.15

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

3.15 A

Pin Wire

18.2 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

032502.8VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

2.8 A

Pin Wire

-55 °C (-67 °F)

Tin

4 h

170

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

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.