Wraparound Fuses 2,400+

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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-1206SP500-2

Bourns

Electric Fuse

Surface Mount

32 V

5 A

Wraparound

5.51 J

-20 °C (-4 °F)

Tin Over Nickel

50 A

1 s

Tape And Reel, 7 inch

0.122 in (3.1 mm)

0.061 in (1.55 mm)

e3

1206

0.024 in (0.6 mm)

UL

105 °C (221 °F)

Time Lag

SF-1206SP500M-2

Bourns

Electric Fuse

Surface Mount

32 V

5 A

Wraparound

5.35 J

-55 °C (-67 °F)

Tin Over Nickel

50 A

2 ms

Tape And Reel, 7 inch

0.126 in (3.2 mm)

0.063 in (1.6 mm)

e3

1 ms

1206

0.126 x 0.063 x 0.038 in (3.2 x 1.6 x 0.97 mm)

0.038 in (0.97 mm)

CUL; UL

125 °C (257 °F)

Time Lag

SF-2410FP050T-2

Bourns

Electric Fuse

Surface Mount

125 V

125 V

500 mA

Wraparound

358 mJ

-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

SF-2410FP100W-2

Bourns

Electric Fuse

Surface Mount

250 V

125 V

1 A

Wraparound

596 mJ

-55 °C (-67 °F)

Tin Over Nickel

100 A

10 ms

Tape And Reel, 7 inch

0.24 in (6.1 mm)

0.098 in (2.49 mm)

2410

0.085 in (2.16 mm)

TUV; UL

125 °C (257 °F)

Fast

SF-2410FP800T-2

Bourns

Electric Fuse

Surface Mount

125 V

125 V

8 A

Wraparound

16.758 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

SF-2410FP800W-2

Bourns

Electric Fuse

Surface Mount

125 V

125 V

8 A

Wraparound

20.5 J

-55 °C (-67 °F)

Tin Over Nickel

50 A

10 ms

Tape And Reel, 7 inch

0.24 in (6.1 mm)

0.098 in (2.49 mm)

2410

0.085 in (2.16 mm)

UL

125 °C (257 °F)

Fast

SF-2410HI700T-2

Bourns

Electric Fuse

Surface Mount

125 V

125 V

7 A

Wraparound

100.06 J

-55 °C (-67 °F)

Gold

50 A

Tape And Reel, 7 inch

0.24 in (6.1 mm)

0.102 in (2.6 mm)

e4

20 ms

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)

UL

125 °C (257 °F)

SF-2410SP125W-2

Bourns

Electric Fuse

Surface Mount

250 V

1.25 A

Wraparound

1 J

-55 °C (-67 °F)

Tin Over Nickel

100 A

1 ms

Tape And Reel, 7 inch

0.24 in (6.1 mm)

0.098 in (2.49 mm)

2410

0.085 in (2.16 mm)

UL; VDE

125 °C (257 °F)

Time Lag

SF-3812F1500T-2

Bourns

Electric Fuse

Surface Mount

250 V

250 V

15 A

Wraparound

141.75 J

-55 °C (-67 °F)

Gold with Nickel barrier

100 A

Rated Breaking Capacity at 250 VDC: 50 A

Tape And Reel, 13 inch

0.398 in (10.1 mm)

0.122 in (3.1 mm)

e4

60 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)

UL

125 °C (257 °F)

Fast

SF-3812F2000T-2

Bourns

Electric Fuse

Surface Mount

250 V

250 V

20 A

Wraparound

356 J

-55 °C (-67 °F)

Gold with Nickel barrier

100 A

Rated Breaking Capacity at 250 VDC: 50 A

Tape And Reel, 13 inch

0.398 in (10.1 mm)

0.122 in (3.1 mm)

e4

60 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)

UL

125 °C (257 °F)

Fast

SF-3812TL050T-2

Bourns

Electric Fuse

Surface Mount

250 V

500 mA

Wraparound

1.963 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

TF16SN1.00TTD

Koa Speer Electronics

Electric Fuse

Surface Mount

32 V

32 V

1 A

Wraparound

-40 °C (-40 °F)

1 s

Tape And Reel, Punched Paper, 7 inch

0.063 in (1.6 mm)

0.031 in (0.8 mm)

0603

0.016 in (0.4 mm)

125 °C (257 °F)

Normal

0407007.WRA

Littelfuse

Electric Fuse

Surface Mount

24 V

7 A

Wraparound

16.23 J

-55 °C (-67 °F)

60 A

50 ms

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

1206

0.033 in (0.835 mm)

AEC-Q200; CUL; UL

150 °C (302 °F)

0435.750

Littelfuse

Electric Fuse

Surface Mount

24 V

750 mA

Wraparound

12 mJ

-55 °C (-67 °F)

Tin/Nickel

35 A

Rated Breaking Capacity at 24 VDC: 35 A

0.041 in (1.04 mm)

0.02 in (0.51 mm)

0.041 x 0.02 x 0.012 in (1.04 x 0.51 x 0.3 mm)

0.012 in (0.3 mm)

CSA; UL

90 °C (194 °F)

Very Fast

3298250.ZXM10

Littelfuse

Electric Fuse

Panel Mount

32 V

250 A

Wraparound

160.9 kJ

-40 °C (-40 °F)

2 kA

100 ms

1.232 in (31.3 mm)

0.984 in (25 mm)

0.63 in (16 mm)

125 °C (257 °F)

Time Delay

ITV9550L2045MR

Littelfuse

Electric Fuse

Surface Mount

85 V

45 A

Wraparound

-10 °C (14 °F)

120 A

Tape And Reel, 13 inch

0.374 in (9.5 mm)

0.197 in (5 mm)

0.079 in (2 mm)

CUL; TUV; UL

65 °C (149 °F)

0603SFV250F/32-2

Littelfuse

Electric Fuse

Surface Mount

32 V

2.5 A

Wraparound

300 mJ

-55 °C (-67 °F)

35 A

4 h

0.3

0.069 in (1.75 mm)

0.037 in (0.95 mm)

32 V

0603

0.069 x 0.037 x 0.019 in (1.75 x 0.95 x 0.48 mm)

0.019 in (0.48 mm)

UL

125 °C (257 °F)

Very Fast

043503.5KRHF

Littelfuse

Electric Fuse

Surface Mount

32 V

3.5 A

Wraparound

301.7 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: 0.3017

0.3017

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

0453.062NR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

62 mA

Wraparound

190 μJ

-55 °C (-67 °F)

Silver

50 A

5 s

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; CUL; UL

125 °C (257 °F)

Very Fast

0452012.NRL

Littelfuse

Electric Fuse

Surface Mount

72 V

75 V

12 A

Wraparound

260.46 J

-55 °C (-67 °F)

Gold

50 A

2 ms

Rated Breaking Capacity at 75 VDC: 100 A

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

04351.75KRHFS

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

1.75 A

Wraparound

75 mJ

-55 °C (-67 °F)

35 A

Rated Breaking Capacity at 32 VDC

Tape And Reel

0.039 in (0.99 mm)

0.02 in (0.51 mm)

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

0.012 in (0.3 mm)

CSA; UL

90 °C (194 °F)

Very Fast

C23196-000

Littelfuse

Electric Fuse

Surface Mount

24 V

6 A

Wraparound

45 A

UL

125 °C (257 °F)

Fast

040702.5WRA

Littelfuse

Electric Fuse

Surface Mount

32 V

2.5 A

Wraparound

1 J

-55 °C (-67 °F)

50 A

50 ms

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

1206

0.033 in (0.835 mm)

AEC-Q200; CUL; UL

150 °C (302 °F)

0435.375KRHF

Littelfuse

Electric Fuse

Surface Mount

32 V

375 mA

Wraparound

3.5 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: 0.0035

0.0035

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

0443005.DR

Littelfuse

Electric Fuse

Surface Mount

250 V

125 V

5 A

Wraparound

180.6 J

-55 °C (-67 °F)

Silver

50 A

2 m

Rated Breaking Capacity at 125 VDC: 100 A

180.6

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

0435.500

Littelfuse

Electric Fuse

Surface Mount

24 V

500 mA

Wraparound

5.3 mJ

-55 °C (-67 °F)

Tin/Nickel

35 A

Rated Breaking Capacity at 24 VDC: 35 A

0.041 in (1.04 mm)

0.02 in (0.51 mm)

0.041 x 0.02 x 0.012 in (1.04 x 0.51 x 0.3 mm)

0.012 in (0.3 mm)

CSA; UL

90 °C (194 °F)

Very Fast

1206SFP350F/32-2

Littelfuse

Electric Fuse

Surface Mount

32 V

3.5 A

Wraparound

1.84 J

-55 °C (-67 °F)

50 A

0.134 in (3.4 mm)

0.071 in (1.8 mm)

32 V

1206

0.134 x 0.071 x 0.046 in (3.4 x 1.8 x 1.17 mm)

0.046 in (1.17 mm)

UL

125 °C (257 °F)

04401.25WR

Littelfuse

Electric Fuse

Surface Mount

50 V

50 V

1.25 A

Wraparound

402 mJ

-55 °C (-67 °F)

Tin

50 A

4 h

0.402

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

e3

50 V

1206

0.126 x 0.064 x 0.032 in (3.2 x 1.63 x 0.82 mm)

0.032 in (0.82 mm)

CSA; UL

150 °C (302 °F)

R451.160L

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

160 mA

Wraparound

3.06 mJ

-55 °C (-67 °F)

Tin/Lead

451

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e0

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

0451005.NRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

5 A

Wraparound

5.566 J

-55 °C (-67 °F)

50 A

5 s

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

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)

CE; CSA; CUL; PSE; TUV; UL

125 °C (257 °F)

Very Fast

0476004.MR

Littelfuse

Electric Fuse

Surface Mount

250 V

125 V

4 A

Wraparound

2.82 J

-55 °C (-67 °F)

100 A

1 ms

Rated Breaking Capacity at 125 VDC: 300 A, Pre Arcing Time: Open within 1 ms at 1000% Rated Current

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

Nano

0.106 in (2.69 mm)

CUL; PSE; UL

125 °C (257 °F)

Fast

04490.375MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

375 mA

Wraparound

88 mJ

-55 °C (-67 °F)

Gold

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)

UL

125 °C (257 °F)

Slow

0483003.DR

Littelfuse

Electric Fuse

Surface Mount

65 V

65 V

3 A

Wraparound

4 J

-55 °C (-67 °F)

Copper/Nickel/Tin

50 A

5 s

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

Tape And Reel

0.13 in (3.302 mm)

0.062 in (1.575 mm)

e2

65 V

1206

0.062 in (1.5748 mm)

UL

125 °C (257 °F)

0402SFF400F/24

Littelfuse

Electric Fuse

Surface Mount

24 V

4 A

Wraparound

-55 °C (-67 °F)

Tin with Nickel barrier

35 A

4 h

Rated Breaking Capacity at 24 VDC: 35 A

0.225

0.039 in (1 mm)

0.02 in (0.51 mm)

e3

24 V

0.039 x 0.02 x 0.02 in (1 x 0.51 x 0.51 mm)

0.02 in (0.51 mm)

UL

125 °C (257 °F)

Fast

0452004.NRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

4 A

Wraparound

34.4 J

-55 °C (-67 °F)

Gold

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

043703.5WRA

Littelfuse

Electric Fuse

Surface Mount

45 V

63 V

3.5 A

Wraparound

777 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

1 s

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

e3

1206

0.033 in (0.835 mm)

AEC-Q200; CSA; CUL; UL

150 °C (302 °F)

Fast

0452008.MRSN

Littelfuse

Electric Fuse

Surface Mount

72 V

75 V

8 A

Wraparound

137.34 J

-55 °C (-67 °F)

50 A

2 ms

Rated Breaking Capacity at 75 VDC: 100 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

72 V

Nano

0.106 in (2.69 mm)

CSA; CUL; UL

125 °C (257 °F)

Slow

0451.375NRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

375 mA

Wraparound

44.2 mJ

-55 °C (-67 °F)

50 A

5 s

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

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; CUL; UL

125 °C (257 °F)

Very Fast

0454.750MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

750 mA

Wraparound

904 mJ

-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

0453012.NR

Littelfuse

Electric Fuse

Surface Mount

65 V

65 V

12 A

Wraparound

47.97 J

-55 °C (-67 °F)

Silver

100 A

20 s

Rated Breaking Capacity at 65 VDC: 150 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

65 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)

CE; CSA; CUL; TUV; UL

125 °C (257 °F)

Very Fast

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

543268-000

Littelfuse

Electric Fuse

Surface Mount

32 V

3.5 A

Wraparound

1.6 J

50 A

UL

125 °C (257 °F)

Slow

045301.5NRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.5 A

Wraparound

853 mJ

-55 °C (-67 °F)

Silver

50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

5 s

Nano

0.106 in (2.69 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

4201300000

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3 A

Wraparound

16 J

-40 °C (-40 °F)

35 A

Blister Tape

0.24 in (6.1 mm)

0.106 in (2.7 mm)

1 s

2410

0.106 in (2.7 mm)

85 °C (185 °F)

Time Lag

046003.5

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3.5 A

Wraparound

26.8 J

-55 °C (-67 °F)

Tin Lead

50 A

Rated Breaking Capacity at 125 VDC: 50 A

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e0

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

0466.250

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

250 mA

Wraparound

1 mJ

-55 °C (-67 °F)

Matte Tin with Nickel barrier

50 A

Rated Breaking Capacity at 125 VDC: 50 A

0.125 in (3.18 mm)

0.06 in (1.52 mm)

e3

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

4652DR

Littelfuse

Electric Fuse

Surface Mount

250 V

2 A

Wraparound

14.9 J

-55 °C (-67 °F)

Silver

100 A

Tape And Reel

0.476 in (12.1 mm)

0.177 in (4.5 mm)

e4

0.476 x 0.177 x 0.177 in (12.1 x 4.5 x 4.5 mm)

0.177 in (4.5 mm)

PSE

125 °C (257 °F)

Time Lag

0469003.WR

Littelfuse

Electric Fuse

Surface Mount

32 V

3 A

Wraparound

-55 °C (-67 °F)

Tin Silver Nickel

50 A

4 h

Tape And Reel

0.129 in (3.27 mm)

0.064 in (1.63 mm)

e2

32 V

1206

0.129 x 0.064 x 0.035 in (3.27 x 1.63 x 0.9 mm)

0.035 in (0.9 mm)

CSA; UL

150 °C (302 °F)

Slow

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.