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

0318003.MXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

14 J

-55 °C (-67 °F)

Matte Tin

100 A

5 s

Bulk

0.275 in (6.99 mm)

e3

3AG

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Fast

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)

0337003.PX2S

Littelfuse

Electric Fuse

Inline/Holder

32 V

3 A

Tab/Blade

9 J

-40 °C (-40 °F)

1 kA

20 ms

Bulk

0.567 in (14.4 mm)

0.165 in (4.2 mm)

32 V

Micro

0.417 in (10.6 mm)

125 °C (257 °F)

0253003.NRT3

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

4 ms

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

Tape And Reel

0.103 in (2.61 mm)

Pico

0.103 x 0.28 in (2.61 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; CUL; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0235003.MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

8.395 J

-55 °C (-67 °F)

Tin

100 A

4 h

8.4

Tape And Reel

0.886 in (22.5 mm)

Supplemental

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.886 x 0.228 in (22.5 x 5.8 mm)

0.228 in (5.8 mm)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Fast

0251003.PXT1HF

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

251

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)

CCC; CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

L25S003

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)

2 in (50.8 mm)

CE; CSA; UL

Very Fast

0446003.ZR

Littelfuse

Electric Fuse

Surface Mount

350 V

125 V

3 A

Gull Wing

9.4 J

-40 °C (-40 °F)

Tin

100 A

446P

Rated Breaking Capacity at 125 VDC: 50 A

Tape And Reel

0.43 in (10.92 mm)

0.345 in (8.76 mm)

e3

0.43 x 0.345 x 0.15 in (10.92 x 8.76 x 3.81 mm)

0.15 in (3.81 mm)

CSA; METI; PSE; UL

125 °C (257 °F)

Fast

0251003.HR

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

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

0460003.UR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3 A

J Bend

18.15 J

-55 °C (-67 °F)

50 A

100 ms

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

125 V

Pico

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Slow

431003NR

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

3 A

Wraparound

198 mJ

-55 °C (-67 °F)

Tin Lead Over Nickel

35 A

431

Rated Breaking Capacity at 32 VDC: 35 A

Tape And Reel

0.063 in (1.6 mm)

0.031 in (0.79 mm)

e0

0.063 x 0.031 x 0.018 in (1.6 x 0.79 x 0.46 mm)

0.018 in (0.46 mm)

CSA; UL

90 °C (194 °F)

Very Fast

AGC3CABP

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

3 A

End Cap

0.25 in (6.35 mm)

32 V

3AG

1.25 in (31.75 mm)

CCMR003

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3 A

End Cap

286 J

200 kA

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

0472003.NRT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

9.36 J

-55 °C (-67 °F)

Tin

50 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)

UL

125 °C (257 °F)

Time Lag

FM04A125V3A

Littelfuse

Electric Fuse

Through Hole Mount

125 V

3 A

Pin Wire

Tin Lead

0.102 in (2.59 mm)

e0

0.102 x 0.311 in (2.59 x 7.9 mm)

0.311 in (7.9 mm)

MIL-PRF-23419

0208003.MXE

Littelfuse

Electric Fuse

3 A

Pin Wire

4.62 J

-55 °C (-67 °F)

100 A

0.189 in (4.8 mm)

350 V

2AG

0.189 x 0.587 in (4.8 x 14.9 mm)

0.587 in (14.9 mm)

CE, PSE, UL

125 °C (257 °F)

Fast

0481003HXL

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)

0447003.ZR

Littelfuse

Electric Fuse

Through Hole Mount

350 V

3 A

Pin Wire

9.4 J

-40 °C (-40 °F)

Tin Lead

100 A

447

Bulk

e0

CSA; METI; UL

125 °C (257 °F)

Fast

0230003.MXSP

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

Bulk

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

0473003.YXL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

21 J

-60 °C (-76 °F)

Tin

50 A

2 ms

Pre Arcing Time: Blow within 0.002 s at 800% Rated Current

Bulk

0.135 in (3.43 mm)

e3

Pico

0.28 in (7.11 mm)

CSA; PSE; UL

125 °C (257 °F)

Time Delay

251003.

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

Tin

50 A

1 s

Rated Breaking Capacity at 125 VDC: 300 A, Pre Arcing Time: Open within 1 s at 200% Rated Current

0.11 in (2.8 mm)

e3

125 V

Pico

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

0251003.HXT1L

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

R451003.L

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3 A

Wraparound

1.65 J

-55 °C (-67 °F)

Gold with Nickel barrier

451

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

CSA; UL

125 °C (257 °F)

Very Fast

142.6185.4306

Littelfuse

Electric Fuse

Inline/Holder

58 V

3 A

Tab/Blade

15 J

Tin

Rated Breaking Capacity at 58 VDC: 1000 A

0.748 in (19 mm)

0.197 in (5 mm)

e3

0.748 x 0.197 x 0.52 in (19 x 5 x 13.2 mm)

0.52 in (13.2 mm)

UL

0253003.NRT3L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

Tin

50 A

0253

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.103 in (2.61 mm)

e3

0.103 x 0.28 in (2.61 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0673003.DRT4

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

18.4 J

50 A

4 h

18.4

Tape And Reel

0.154 in (3.9 mm)

250 V

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Slow

0259.003T

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.27 J

-55 °C (-67 °F)

50 A

5 s

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.512 in (13 mm)

Pico

0.315 in (8 mm)

EN; IEC; UL

125 °C (257 °F)

Fast

0875003.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

24.5 J

-55 °C (-67 °F)

Tin

50 A

4 h

24.5

Bulk

0.142 in (3.6 mm)

e3

250 V

0.142 x 0.394 in (3.6 x 10 mm)

0.394 in (10 mm)

CSA; UL

125 °C (257 °F)

Time Lag

0327003.YX2S

Littelfuse

Electric Fuse

Inline/Holder

32 V

3 A

Tab/Blade

9 J

-40 °C (-40 °F)

Silver

1 kA

20 ms

Bulk

0.358 in (9.1 mm)

0.15 in (3.8 mm)

e4

32 V

Micro

0.602 in (15.3 mm)

125 °C (257 °F)

0471003.NRT1

Littelfuse

Electric Fuse

3 A

6.96 J

-55 °C (-67 °F)

50 A

4 h

Tape And Reel

0.095 in (2.41 mm)

125 V

Pico

0.095 x 0.28 in (2.41 x 7.11 mm)

0.28 in (7.11 mm)

CSA, PSE, UL

125 °C (257 °F)

Time Lag

KLA3

Littelfuse

Electric Fuse

Inline/Holder

150 V

150 V

3 A

End Cap

100 kA

KLA

Rated Breaking Capacity at 150 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)

CSA; UL

Fast

0253003.VAT3L

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

02200019DRT2P

Littelfuse

Electric Fuse

Through Hole Mount

350 V

3 A

Pin Wire

4.62 J

-55 °C (-67 °F)

Tin

100 A

4 h

4.62

0.177 in (4.5 mm)

Supplemental

e3

350 V

2AG

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

235003M

Littelfuse

Electric Fuse

3 A

Pin Wire

-55 °C (-67 °F)

100 A

4 h

8.3

0.787 in (20 mm)

Supplemental

250 V

34.7 mΩ

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Fast

0253003.HRT3L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

Tin

50 A

0253

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.103 in (2.61 mm)

e3

0.103 x 0.28 in (2.61 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0481003.VMP

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

3 A

End Cap

25 J

-55 °C (-67 °F)

300 A

5 m

0.701 in (17.8 mm)

0.228 in (5.8 mm)

125 V

Alarm; Indicator

0.772 in (19.6 mm)

CSA; UL

125 °C (257 °F)

Fast

04533.00MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3 A

Wraparound

1.65 J

-55 °C (-67 °F)

Silver

50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

0251003.MRT1HF

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

251

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

1911300000

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

21 J

-25 °C (-13 °F)

100 A

Bulk

0.205 in (5.2 mm)

5 s

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CUL; UL

70 °C (158 °F)

Very Fast

TLS003LB

Littelfuse

Electric Fuse

Inline/Holder

170 V

3 A

Tab/Blade

Silver

100 kA

0.563 in (14.3 mm)

e4

0.563 x 0.88 in (14.3 x 22.35 mm)

0.88 in (22.35 mm)

CE; UL

224003MXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

4.62 J

Matte Tin

100 A

Bulk; 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)

CSA; METI; UL

Fast

0473003YAT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

21 J

-55 °C (-67 °F)

Tin

50 A

Ammo Pack

0.28 in (7.11 mm)

e3

0.28 x 0.135 in (7.11 x 3.43 mm)

0.135 in (3.43 mm)

CSA; UL

125 °C (257 °F)

Slow

0433003.NR

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

3 A

Wraparound

700 mJ

-55 °C (-67 °F)

Tin Lead

50 A

433

Rated Breaking Capacity at 32 VDC: 50 A

Tape And Reel

0.125 in (3.18 mm)

0.06 in (1.52 mm)

e0

0.125 x 0.06 x 0.023 in (3.18 x 1.52 x 0.58 mm)

0.023 in (0.58 mm)

CSA; UL

90 °C (194 °F)

Very Fast

0481003.VP

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

3 A

End Cap

25 J

-55 °C (-67 °F)

Tin

300 A

5 m

0.701 in (17.8 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

0314003.MX52LP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

14.6 J

-55 °C (-67 °F)

Nickel

100 A

14.6

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)

Fast

AGW3CABP

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

3 A

End Cap

0.25 in (6.35 mm)

32 V

7AG

0.875 in (22.225 mm)

0235003.HXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Wire

8.395 J

-55 °C (-67 °F)

100 A

5 s

Bulk

0.197 in (5 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

125 °C (257 °F)

Fast

016003.MR

Littelfuse

Electric Fuse

Surface Mount

250 V

3 A

Wraparound

59.29 J

-55 °C (-67 °F)

50 A

2 m

Pre Arcing Time: Open within 120 s at 250% Rated Current

Tape And Reel

0.429 in (10.9 mm)

0.189 in (4.8 mm)

Nano

0.189 in (4.8 mm)

CUL; PSE; UL

125 °C (257 °F)

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.