3 A Fuses 1,178

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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

0481003.

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

3 A

End Cap

11.2 J

-55 °C (-67 °F)

Tin

300 A

481

Rated Breaking Capacity at 125 VDC: 200 A, Joule Integral Nom at 125 VDC: 11.2

Box

e3

Alarm

CSA; UL

125 °C (257 °F)

0253003.VRT3L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

Pure Tin

50 A

253

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.11 in (2.8 mm)

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

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

0263003L

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

1.77 J

-55 °C (-67 °F)

Tin

50 A

263

Tape And Reel

0.145 in (3.68 mm)

e3

0.145 x 0.3 in (3.68 x 7.62 mm)

0.3 in (7.62 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0263003.WXT1HF

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

1.77 J

-55 °C (-67 °F)

Pure Tin

50 A

0263

Bulk

0.155 in (3.94 mm)

0.155 x 0.28 in (3.94 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

0452003.MRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3 A

Wraparound

20.16 J

-55 °C (-67 °F)

50 A

2 ms

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

125 V

Nano

0.106 in (2.69 mm)

CSA; CUL; UL

125 °C (257 °F)

Slow

125.6785.4307

Littelfuse

Electric Fuse

Inline/Holder

125 V

3 A

Tab/Blade

8.5 J

Silver

Rated Breaking Capacity at 125 VDC: 1000 A

0.469 in (11.9 mm)

0.15 in (3.8 mm)

e4

0.469 x 0.15 x 0.339 in (11.9 x 3.8 x 8.6 mm)

0.339 in (8.6 mm)

UL

KLDR003

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3 A

End Cap

23.21 J

Nickel

200 kA

12 s

Rated Breaking Capacity at 300 VDC: 20000 A

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

0481003H

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

3 A

End Cap

11.2 J

-55 °C (-67 °F)

Tin

300 A

Rated Breaking Capacity at 125 VDC: 200 A

Bulk

e3

Alarm

CSA; UL

90 °C (194 °F)

197-1300-040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

17 J

-25 °C (-13 °F)

100 A

Bulk

0.213 in (5.4 mm)

120 s

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

CUL; UL

70 °C (158 °F)

Medium Time Lag

L60S3

Littelfuse

Electric Fuse

Inline/Holder

600 V

3 A

End Cap

200 kA

0.811 in (20.6 mm)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

Fast

0251003.NXT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

Tin

50 A

4 ms

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.11 in (2.8 mm)

e3

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0312003VX

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

14 J

-55 °C (-67 °F)

Tin

100 A

312

Bulk

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; KTL; PSE; UL

125 °C (257 °F)

Fast

3431300000

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

240 J

-25 °C (-13 °F)

200 A

Bulk

0.248 in (6.3 mm)

5 s

0.248 x 1.26 in (6.3 x 32 mm)

1.26 in (32 mm)

CSA; UL

70 °C (158 °F)

Time Delay

265003V

Littelfuse

Electric Fuse

3 A

Pin Wire

-55 °C (-67 °F)

Gold

300 A

4 h

0.28 in (7.11 mm)

Supplemental

e4

125 V

35.15 mΩ

Pico

0.28 in (7.11 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

0322003.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

3 A

End Cap

2.76 J

-55 °C (-67 °F)

100 A

1 s

Bulk

0.25 in (6.35 mm)

3AB

1.25 in (31.75 mm)

CE; CUL; PSE; UL

125 °C (257 °F)

Very Fast

0253003

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

Pure Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A

0.095 in (2.41 mm)

0.095 x 0.28 in (2.41 x 7.11 mm)

0.28 in (7.11 mm)

CSA; METI; PSE; QPL; UL

125 °C (257 °F)

Very Fast

229003PMXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

77 J

-55 °C (-67 °F)

Tin

100 A

Bulk

0.177 in (4.5 mm)

e3

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; METI; PSE; UL

125 °C (257 °F)

Slow

0251003.VXT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

Matte Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.11 in (2.8 mm)

e3

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

3E-8PT-8.25

Littelfuse

Electric Fuse

Inline/Holder

8.25 KV

3 A

End Cap

50 kA

1.563 in (39.69 mm)

1.563 x 9.5 in (39.69 x 241.3 mm)

9.5 in (241.3 mm)

Medium

0253003T1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

Pure Tin

50 A

0253

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.11 in (2.8 mm)

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; METI; PSE; QPL; UL

125 °C (257 °F)

Very Fast

0262003.V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

-55 °C (-67 °F)

Gold

10 kA

4 h

Bulk

0.235 in (5.97 mm)

e4

125 V

Micro

0.235 x 0.29 in (5.97 x 7.37 mm)

0.29 in (7.37 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

0481003.VXLP

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

3 A

End Cap

25 J

-55 °C (-67 °F)

Tin

300 A

5 m

0.839 in (21.3 mm)

0.228 in (5.8 mm)

e3

125 V

Alarm; Indicator

0.772 in (19.6 mm)

CSA; UL

125 °C (257 °F)

Fast

0257003.U

Littelfuse

Electric Fuse

Inline/Holder

32 V

3 A

Tab/Blade

7.4 J

-40 °C (-40 °F)

Silver

1 kA

100 ms

Bulk

0.752 in (19.1 mm)

0.201 in (5.1 mm)

e4

0.74 in (18.8 mm)

UL

105 °C (221 °F)

0239003

Littelfuse

Electric Fuse

3 A

Pin Wire

-55 °C (-67 °F)

100 A

4 h

129.5

0.787 in (20 mm)

Supplemental

250 V

48 mΩ

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CSA; PSE; UL

125 °C (257 °F)

Long Time Lag

0BLN003.T

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

10 kA

2 m

Bulk

0.406 in (10.31 mm)

5AG

1.5 in (38.1 mm)

CE; CSA; UL

Fast

217003.

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

17.041 J

-55 °C (-67 °F)

Nickel

35 A

217

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; VDE

125 °C (257 °F)

Fast

MIN3BP

Littelfuse

Electric Fuse

Inline/Holder

32 V

3 A

Tab/Blade

9.4 J

-40 °C (-40 °F)

1 kA

30 ms

Bulk

0.429 in (10.9 mm)

0.15 in (3.8 mm)

0.346 in (8.8 mm)

UL

125 °C (257 °F)

TLS-V003

Littelfuse

Electric Fuse

Inline/Holder

170 V

3 A

Tab/Blade

Silver

Rated Breaking Capacity at 170 VDC: 100000

0.563 in (14.3 mm)

e4

0.563 x 1.26 in (14.3 x 32.004 mm)

1.26 in (32.004 mm)

UL

0481003

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

3 A

End Cap

Tin/Lead

300 A

481

Rated Breaking Capacity at 125 VDC: 200 A

e0

Alarm

CSA; UL

0257003.PXPV

Littelfuse

Electric Fuse

Inline/Holder

32 V

3 A

Tab/Blade

7.4 J

-40 °C (-40 °F)

Tin/Copper

1 kA

4 d 4 h

7.4

Bulk

0.75 in (19.05 mm)

0.2 in (5.08 mm)

ATO

e2

32 V

0.75 x 0.2 x 0.48 in (19.05 x 5.08 x 12.19 mm)

0.48 in (12.19 mm)

UL

105 °C (221 °F)

Fast

289003

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

4.62 J

Tin Lead

100 A

289

0.177 in (4.5 mm)

e0

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CSA; METI; MIL; PSE; UL

Fast

FLQ003

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

3 A

End Cap

10 kA

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

0435003.KRHF

Littelfuse

Electric Fuse

Surface Mount

32 V

3 A

Wraparound

203.2 mJ

-55 °C (-67 °F)

Matte Tin

35 A

4 h

Rated Breaking Capacity at 32 VDC: 35 A, Joule Integral Nom at 32 VDC: 0.2032

0.2032

Tape And Reel

0.041 in (1.04 mm)

0.022 in (0.56 mm)

e3

32 V

Nano

0.041 x 0.022 x 0.015 in (1.04 x 0.56 x 0.38 mm)

0.015 in (0.38 mm)

CSA; UL

90 °C (194 °F)

Very Fast

CCMR003.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3 A

End Cap

200 kA

CCMR

Rated Breaking Capacity at 300 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

0230003.DRT3SP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

3 A

Pin Wire

77 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

0471003.

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

6.96 J

-55 °C (-67 °F)

50 A

Rated Breaking Capacity at 125 VDC: 50 A

Tape And Reel

0.095 in (2.41 mm)

0.095 x 0.28 in (2.41 x 7.11 mm)

0.28 in (7.11 mm)

CSA; METI; UL

125 °C (257 °F)

Time Lag

L25S3

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

3 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

0253003.MAT3L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

Pure Tin

50 A

253

Rated Breaking Capacity at 125 VDC: 300 A

Ammo Pack

0.11 in (2.8 mm)

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0208003MX

Littelfuse

Electric Fuse

Inline/Holder

350 V

3 A

End Cap

4.62 J

-55 °C (-67 °F)

Tin

100 A

Bulk

0.177 in (4.5 mm)

e3

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CE; PSE; UL

125 °C (257 °F)

Fast

KLKD003.

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

3 A

End Cap

100 kA

Rated Breaking Capacity at 600 VDC: 10000 A

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

0279003.V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

-55 °C (-67 °F)

Tin

100 kA

4 h

Bulk

0.25 in (6.35 mm)

e3

125 V

Micro

0.25 x 0.35 in (6.35 x 8.89 mm)

0.35 in (8.89 mm)

CSA, UL

85 °C (185 °F)

Very Fast

3E4PT.6

Littelfuse

Electric Fuse

Inline/Holder

600 V

3 A

End Cap

37.5 kA

0.813 in (20.64 mm)

0.813 x 4.6 in (20.64 x 116.84 mm)

4.6 in (116.84 mm)

Medium

0251003.NAL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

Tin

50 A

4 ms

Pre-Arcing Time: Open within 4 ms at 1000% Rated Current

Ammo Pack

0.11 in (2.8 mm)

e3

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; CUL; PSE; TUV; UL

125 °C (257 °F)

Very Fast

0251003.NRT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.11 in (2.8 mm)

e3

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0272003.0H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

759 mJ

-55 °C (-67 °F)

10 kA

2 s

Bulk

0.235 in (5.97 mm)

125 V

Micro

0.287 in (7.3 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

0230003.DRT1SSP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

3 A

Pin Wire

77 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

LGD003

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3 A

End Cap

200 kA

LGD

Rated Breaking Capacity at 300 VDC: 20000 A

Indicator

CSA; UL

Time Delay

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.