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

SF-1206S300-2

Bourns

Electric Fuse

Surface Mount

32 V

3 A

Wraparound

933 mJ

-20 °C (-4 °F)

Tin with Nickel barrier

50 A

5 s

Tape And Reel, 7 inch

0.122 in (3.1 mm)

0.061 in (1.55 mm)

e3

1206

0.122 x 0.061 x 0.024 in (3.1 x 1.55 x 0.6 mm)

0.024 in (0.6 mm)

UL

105 °C (221 °F)

Slow

0273003.H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

759 mJ

-55 °C (-67 °F)

Tin

10 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; QPL; UL

85 °C (185 °F)

Very Fast

SF-2410FP300T-2

Bourns

Electric Fuse

Surface Mount

125 V

125 V

3 A

Wraparound

1.548 J

-55 °C (-67 °F)

Gold

50 A

5 s

Tape And Reel, 7 inch

0.24 in (6.1 mm)

0.102 in (2.6 mm)

e4

2410

0.24 x 0.102 x 0.102 in (6.1 x 2.6 x 2.6 mm)

0.102 in (2.6 mm)

CUL; UL

125 °C (257 °F)

Fast

0251003.NRT1L

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

1.19

Tape And Reel

0.11 in (2.8 mm)

Supplemental

e3

125 V

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

KLKR003.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

CC

600 V

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE, CSA, UL

Fast

0235003.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

8.395 J

-55 °C (-67 °F)

Nickel

100 A

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; KC; PSE; UL

125 °C (257 °F)

Fast

0SPF003.T

Littelfuse

Electric Fuse

Inline/Holder

1 KV

3 A

End Cap

7.9 J

Nickel

20 kA

4 m

Bulk

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA; TUV; UL

Fast

0239003.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

129.51 J

-55 °C (-67 °F)

Nickel

100 A

2 m

129.5

Bulk

0.205 in (5.2 mm)

Supplemental

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)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Time Lag

SF-0603S300-2

Bourns

Electric Fuse

Surface Mount

35 V

32 V

3 A

Wraparound

210 mJ

-20 °C (-4 °F)

Tin with Nickel barrier

50 A

5 s

Tape And Reel, 7 inch

0.063 in (1.6 mm)

0.031 in (0.8 mm)

e3

0603

0.063 x 0.031 x 0.018 in (1.6 x 0.8 x 0.45 mm)

0.018 in (0.45 mm)

CUL; UL

105 °C (221 °F)

Slow

0443003.DR

Littelfuse

Electric Fuse

Surface Mount

250 V

125 V

3 A

Wraparound

51.44 J

-55 °C (-67 °F)

Silver

50 A

2 m

Rated Breaking Capacity at 125 VDC: 100 A

51.44

Tape And Reel

0.397 in (10.08 mm)

0.12 in (3.05 mm)

e4

250 V

0.398 x 0.123 x 0.123 in (10.1 x 3.12 x 3.12 mm)

0.12 in (3.05 mm)

CUL; IEC; PSE; TUV; UL

125 °C (257 °F)

Slow

KLDR003.TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3 A

End Cap

23.21 J

Nickel

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

CC

600 V

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

KLDR003TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

3 A

End Cap

23.21 J

200 kA

12 s

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

0251003.MRT1L

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

4 ms

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

1.19

Tape And Reel

0.11 in (2.8 mm)

Supplemental

e3

125 V

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

SF-0603SP300-2

Bourns

Electric Fuse

Surface Mount

32 V

3 A

Wraparound

332 mJ

-20 °C (-4 °F)

Tin Over Nickel

50 A

1 s

Tape And Reel, 7 inch

0.063 in (1.6 mm)

0.031 in (0.8 mm)

e3

0603

0.018 in (0.45 mm)

UL

105 °C (221 °F)

Time Lag

SF-0603SP300M-2

Bourns

Electric Fuse

Surface Mount

32 V

3 A

Wraparound

879 mJ

-55 °C (-67 °F)

Tin Over Nickel

50 A

1 ms

Tape And Reel, 7 inch

0.063 in (1.6 mm)

0.031 in (0.8 mm)

e3

1 ms

0603

0.063 x 0.031 x 0.031 in (1.6 x 0.8 x 0.8 mm)

0.031 in (0.8 mm)

CUL; UL

125 °C (257 °F)

Time Lag

0233003.MXP

Littelfuse

Electric Fuse

Inline/Holder

125 V

3 A

End Cap

26.24 J

-55 °C (-67 °F)

Nickel

10 kA

600 ms

Bulk

0.205 in (5.2 mm)

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)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Medium

0438003.WRA

Littelfuse

Electric Fuse

Surface Mount

12 V

32 V

3 A

Wraparound

439 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

5 s

Pre Arcing Time: Open within 5 s at 250% Rated Current

Tape And Reel

0.062 in (1.575 mm)

0.033 in (0.85 mm)

12 V

26.4 mΩ

0603

0.02 in (0.508 mm)

AEC-Q200; CSA; CUL; UL

150 °C (302 °F)

Fast

0441003.WR

Littelfuse

Electric Fuse

Surface Mount

32 V

3 A

Wraparound

816.5 mJ

-55 °C (-67 °F)

Matte Tin

50 A

0.8165

Tape And Reel

0.061 in (1.54 mm)

0.033 in (0.85 mm)

e3

32 V

15.8 mΩ

0603

0.061 x 0.033 x 0.02 in (1.54 x 0.85 x 0.5 mm)

0.02 in (0.5 mm)

CSA; UL

150 °C (302 °F)

273003

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

3 A

Tab/Blade

759 mJ

-55 °C (-67 °F)

10 kA

2 s

Pre Arcing Time: Open within 2 s at 200% Rated Current

0.25 in (6.35 mm)

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

SF-0603F300-2

Bourns

Electric Fuse

Surface Mount

32 V

3 A

Wraparound

82 mJ

-20 °C (-4 °F)

Tin Over Nickel

50 A

Tape And Reel, 7 inch

0.063 in (1.6 mm)

0.031 in (0.8 mm)

e3

32 V

20 mΩ

60 s

0603

0.063 x 0.031 x 0.018 in (1.6 x 0.8 x 0.45 mm)

0.018 in (0.45 mm)

UL

105 °C (221 °F)

Fast

0224003.HXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

3 A

Pin Wire

4.62 J

-55 °C (-67 °F)

Tin

100 A

1 s

Rated Breaking Capacity at 125 VDC: 10000 A

4.62

Bulk

0.189 in (4.8 mm)

e3

250 V

2AG

0.57 x 0.57 in (14.48 x 14.48 mm)

0.587 in (14.9 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

Fast

0251003.MAT1L

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

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; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0272003.H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

759 mJ

-55 °C (-67 °F)

Tin

10 kA

4 h

Bulk

0.235 in (5.97 mm)

e3

125 V

Micro

0.235 x 0.287 in (5.97 x 7.3 mm)

0.287 in (7.3 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

0297003.L

Littelfuse

Electric Fuse

Inline/Holder

32 V

3 A

Tab/Blade

20 J

-40 °C (-40 °F)

Silver

1 kA

30 ms

9.4

0.429 in (10.9 mm)

0.15 in (3.8 mm)

e4

32 V

Mini

0.429 x 0.15 x 0.346 in (10.9 x 3.8 x 8.8 mm)

0.346 in (8.8 mm)

UL

125 °C (257 °F)

0326003.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

3 A

End Cap

200 J

-55 °C (-67 °F)

Nickel

100 A

4 h

200

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; KC; PSE; UL

125 °C (257 °F)

Time Lag

0435003.KR

Littelfuse

Electric Fuse

Surface Mount

32 V

3 A

Wraparound

203.2 mJ

-55 °C (-67 °F)

Tin Over Nickel

Rated Breaking Capacity at 32 VDC: 35 A

Tape And Reel

0.039 in (0.99 mm)

0.02 in (0.51 mm)

e3

0.039 x 0.02 x 0.012 in (0.99 x 0.51 x 0.3 mm)

0.012 in (0.3 mm)

CSE; UL

90 °C (194 °F)

Fast

0440003.WRA

Littelfuse

Electric Fuse

Surface Mount

32 V

63 V

3 A

Wraparound

1.232 J

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

5 s

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

e3

1206

0.126 x 0.064 x 0.033 in (3.2 x 1.63 x 0.835 mm)

0.033 in (0.835 mm)

AEC-Q200; CSA; CUL; UL

150 °C (302 °F)

Fast

0448003.MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3 A

Wraparound

1.72 J

-55 °C (-67 °F)

Gold

50 A

5 s

1.72

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

125 V

Nano

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

0454003.MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3 A

Wraparound

20.16 J

-55 °C (-67 °F)

Silver

50 A

2 ms

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

Nano

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; CUL; UL

125 °C (257 °F)

Slow

0494003.NRHF

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

3 A

Wraparound

240.3 mJ

-55 °C (-67 °F)

35 A

Tape And Reel

0.063 in (1.6 mm)

0.032 in (0.813 mm)

200 ms

0.063 x 0.032 x 0.012 in (1.6 x 0.813 x 0.305 mm)

0.012 in (0.305 mm)

CSA; UL

90 °C (194 °F)

Fast

0997003.WXN

Littelfuse

Electric Fuse

Inline/Holder

58 V

3 A

Tab/Blade

9.4 J

-40 °C (-40 °F)

Silver

1 kA

30 ms

0.429 in (10.9 mm)

0.15 in (3.8 mm)

e4

58 V

Mini

0.346 in (8.8 mm)

ISO; UL

125 °C (257 °F)

0997003WXN

Littelfuse

Electric Fuse

Inline/Holder

58 V

3 A

Tab/Blade

9.4 J

-40 °C (-40 °F)

Silver

1 kA

Rated Breaking Capacity at 58 VDC: 1000 A

Bulk

0.429 in (10.9 mm)

0.14 in (3.55 mm)

e4

0.429 x 0.14 x 0.346 in (10.9 x 3.55 x 8.8 mm)

0.346 in (8.8 mm)

125 °C (257 °F)

PV-3A10-1P

Eaton Corporation

Electric Fuse

Inline/Holder

1 KV

3 A

Tab/Blade

4 J

-40 °C (-40 °F)

50 kA

Box

0.406 in (10.3 mm)

0.394 x 1.496 in (10 x 38 mm)

1.496 in (38 mm)

CCC; CSA; IEC; UL

90 °C (194 °F)

SF-0603SA300M-2

Bourns

Electric Fuse

Surface Mount

35 V

3 A

Wraparound

343 mJ

-55 °C (-67 °F)

Tin with Nickel barrier

50 A

5 s

Tape And Reel, 7 inch

0.063 in (1.6 mm)

0.031 in (0.8 mm)

e3

1 ms

0603

0.031 in (0.8 mm)

AEC-Q200; UL

150 °C (302 °F)

Slow

SF-0603SPA300R-2

Bourns

Electric Fuse

Surface Mount

63 V

3 A

Wraparound

710 mJ

-55 °C (-67 °F)

50 A

1 s

Tape And Reel, 7 inch

0.063 in (1.6 mm)

0.031 in (0.8 mm)

1 ms

0603

0.024 in (0.6 mm)

AEC-Q200; CUL; TUV; UL

150 °C (302 °F)

SF-3812TL300T-2

Bourns

Electric Fuse

Surface Mount

250 V

3 A

Wraparound

54 J

-55 °C (-67 °F)

Gold with Nickel barrier

50 A

Tape And Reel, 13 inch

0.398 in (10.1 mm)

0.122 in (3.1 mm)

e4

120 s

3812

0.398 x 0.122 x 0.122 in (10.1 x 3.1 x 3.1 mm)

0.122 in (3.1 mm)

TUV, UL

125 °C (257 °F)

Time Lag

SLC003

Littelfuse

Electric Fuse

Inline/Holder

600 V

3 A

End Cap

100 kA

0.406 in (10.3 mm)

0.406 x 1.311 in (10.3 x 33.3 mm)

1.311 in (33.3 mm)

CSA; UL

Medium Time Delay

0157003.DR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3 A

Wraparound

1.65 J

-55 °C (-67 °F)

Matte Tin

50 A

5 s

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e3

Nano

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

0.106 in (2.69 mm)

PSE; UL

125 °C (257 °F)

Very Fast

0157003DR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3 A

Wraparound

1.65 J

-55 °C (-67 °F)

Matte Tin

50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e3

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

0.106 in (2.69 mm)

PSE; UL

125 °C (257 °F)

Very Fast

0229003.MXSP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

3 A

End Cap

77 J

-55 °C (-67 °F)

Matte Tin

100 A

Rated Breaking Capacity at 125 VDC: 10000 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; PSE; UL

125 °C (257 °F)

Time Lag

0407003.WR

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

3 A

Wraparound

1.3 J

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

2 ms

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

e3

32 V

40 mΩ

1206

0.033 in (0.835 mm)

UL

150 °C (302 °F)

Time Lag

15CLPT-5E

Eaton Corporation

Electric Fuse

Inline/Holder

14.4 KV

14.4 KV

3 A

End Cap

80 kA

1.614 in (41 mm)

17.598 in (447 mm)

PV-3A10F

Eaton Corporation

Electric Fuse

Inline/Holder

1 KV

3 A

End Cap

4 J

-40 °C (-40 °F)

50 kA

Box

0.406 in (10.3 mm)

0.394 x 1.496 in (10 x 38 mm)

0.409 x 1.516 in (10.4 x 38.5 mm)

1.496 in (38 mm)

CCC; CSA; IEC; UL

90 °C (194 °F)

TR1-2410TD3-R

Eaton Corporation

Electric Fuse

Surface Mount

250 V

60 V

3 A

Wraparound

-55 °C (-67 °F)

50 A

1 m

Rated Breaking Capacity at 60 VDC: 50 A

Tape And Reel, 8.66 inch

0.24 in (6.1 mm)

0.107 in (2.72 mm)

2410

0.107 in (2.72 mm)

CUL; UL

125 °C (257 °F)

Time Delay

TR1/6125TD3-R

Eaton Corporation

Electric Fuse

Surface Mount

125 V

60 V

3 A

Wraparound

15.3 J

50 A

Rated Breaking Capacity at 60 VDC: 50 A

Tape And Reel

0.107 in (2.72 mm)

0.107 in (2.72 mm)

125 V

6125

0.107 x 0.107 x 0.24 in (2.72 x 2.72 x 6.1 mm)

0.24 in (6.1 mm)

CSA; UL

Time Delay

F0603E3R00FSTR

KYOCERA AVX

Electric Fuse

Surface Mount

32 V

32 V

3 A

Wraparound

250 mJ

-55 °C (-67 °F)

Matte Tin

50 A

Tape And Reel, 7 inch

0.063 in (1.6 mm)

0.032 in (0.81 mm)

e3

0603

0.063 x 0.032 x 0.025 in (1.6 x 0.81 x 0.63 mm)

0.025 in (0.63 mm)

125 °C (257 °F)

Fast

F0805B3R00FSTR

KYOCERA AVX

Electric Fuse

Surface Mount

63 V

63 V

3 A

Wraparound

100 mJ

-55 °C (-67 °F)

50 A

Tape And Reel, 7 inch

0.083 in (2.1 mm)

0.05 in (1.27 mm)

0805

0.083 x 0.05 x 0.035 in (2.1 x 1.27 x 0.9 mm)

0.035 in (0.9 mm)

125 °C (257 °F)

Fast

MFU0603FF03000P100

Vishay Intertechnology

Electric Fuse

Surface Mount

32 V

3 A

Wraparound

22.7 mJ

15 °C (59 °F)

Tin Over Nickel

50 A

Tape And Reel

0.061 in (1.55 mm)

0.033 in (0.85 mm)

e3

0.061 x 0.033 x 0.018 in (1.55 x 0.85 x 0.45 mm)

0.018 in (0.45 mm)

UL; UMF

35 °C (95 °F)

Very 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.