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

R451.062MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

62 mA

Wraparound

190 μJ

-55 °C (-67 °F)

Gold with Nickel barrier

50 A

5 s

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

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

125 V

Nano

0.106 in (2.69 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

3298350.H

Littelfuse

Electric Fuse

Surface Mount

32 V

350 A

Wraparound

570 kJ

-40 °C (-40 °F)

2 kA

100 ms

1.181 in (30 mm)

1.047 in (26.6 mm)

Mega

0.63 in (16 mm)

125 °C (257 °F)

04331.75NR

Littelfuse

Electric Fuse

Surface Mount

63 V

63 V

1.75 A

Wraparound

150 mJ

-55 °C (-67 °F)

Tin/Lead

50 A

433

Rated Breaking Capacity at 63 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

R451008.L

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

8 A

Wraparound

20.23 J

-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

0435002.

Littelfuse

Electric Fuse

Surface Mount

24 V

2 A

Wraparound

100 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

0453.315MRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

315 mA

Wraparound

31.1 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; UL

125 °C (257 °F)

Very Fast

R451010.L

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

10 A

Wraparound

26.46 J

-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

045201.5MRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.5 A

Wraparound

3.65 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

2410SFV0.75FM/125-2

Littelfuse

Electric Fuse

Surface Mount

250 V

125 V

750 mA

Wraparound

230 mJ

50 A

2410SFV0.75FM/125-2

UL

125 °C (257 °F)

Very Fast

46211600000

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

1.6 A

Wraparound

9.7 J

-40 °C (-40 °F)

Tin

150 A

10 ms

9.7

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)

CQC; CUL; PSE; VDE; UL

85 °C (185 °F)

Time Lag

4620800DR

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

800 mA

Wraparound

1.05 J

-40 °C (-40 °F)

Tin

150 A

462

Rated Breaking Capacity at 250 VDC: 150 A

Tape And Reel

0.413 in (10.5 mm)

0.185 in (4.7 mm)

e3

10 ms

0.413 x 0.185 x 0.177 in (10.5 x 4.7 x 4.5 mm)

0.177 in (4.5 mm)

IEC; UL; VDE

85 °C (185 °F)

Time Lag

0434002.

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

2 A

Wraparound

104 mJ

-55 °C (-67 °F)

Tin Lead Over Nickel

35 A

Rated Breaking Capacity at 32 VDC: 35 A

0.063 in (1.6 mm)

0.032 in (0.813 mm)

e0

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)

Very Fast

0453015.NRSN

Littelfuse

Electric Fuse

Surface Mount

65 V

65 V

15 A

Wraparound

97.82 J

-55 °C (-67 °F)

Silver

100 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

20 s

Nano

0.106 in (2.69 mm)

CSA; CUL; UL

125 °C (257 °F)

Very Fast

045203.5NRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3.5 A

Wraparound

26.53 J

-55 °C (-67 °F)

Gold

50 A

2 ms

26.53

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)

Slow

0157001DR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1 A

Wraparound

459 mJ

-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

045201.5MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.5 A

Wraparound

3.65 J

-55 °C (-67 °F)

Gold

50 A

4 h

Rated Breaking Capacity at 125 VDC: 50 A

3.65

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)

Time Lag

046903.5WR

Littelfuse

Electric Fuse

Surface Mount

32 V

3.5 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

0451004.NRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

4 A

Wraparound

3.152 J

-55 °C (-67 °F)

Gold

50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

5 s

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; PSE; TUV; UL

125 °C (257 °F)

Very Fast

0603SFV250F/32

Littelfuse

Electric Fuse

Surface Mount

32 V

2.5 A

Wraparound

35 A

0.069 in (1.75 mm)

0.037 in (0.95 mm)

1 ms

0603

0.019 in (0.48 mm)

UL

Very Fast

429.375WR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

375 mA

Wraparound

2.8 mJ

-55 °C (-67 °F)

Tin Lead Over Nickel

50 A

429

Rated Breaking Capacity at 125 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 0.045 in (3.18 x 1.52 x 1.14 mm)

0.045 in (1.14 mm)

CSA; UL

90 °C (194 °F)

Very Fast

0435.750KRHF

Littelfuse

Electric Fuse

Surface Mount

32 V

750 mA

Wraparound

12 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: 0.0120

0.012

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

0453.375NRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

375 mA

Wraparound

44.2 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; UL

125 °C (257 °F)

Very Fast

0433.800

Littelfuse

Electric Fuse

Surface Mount

63 V

63 V

800 mA

Wraparound

30.5 mJ

-55 °C (-67 °F)

Tin Lead Over Nickel

50 A

433

Rated Breaking Capacity at 63 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

0451.160NRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

160 mA

Wraparound

4.8 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

040703.5WR

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

3.5 A

Wraparound

2.26 J

-55 °C (-67 °F)

50 A

2 ms

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

32 V

30 mΩ

1206

0.033 in (0.835 mm)

UL

150 °C (302 °F)

Time Lag

R45102.5L

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

2.5 A

Wraparound

1.029 J

-55 °C (-67 °F)

Gold with Nickel barrier

50 A

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

125 V

0.106 in (2.69 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0452.750NRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

750 mA

Wraparound

904 mJ

-55 °C (-67 °F)

Gold

50 A

2 ms

0.904

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)

Slow

0440.750WR

Littelfuse

Electric Fuse

Surface Mount

63 V

63 V

750 mA

Wraparound

93.12 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

50 A

4 h

0.093

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

e3

63 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)

08853.15DR

Littelfuse

Electric Fuse

Surface Mount

350 V

500 V

3.15 A

Wraparound

13.35 J

-40 °C (-40 °F)

Tin

100 A

1 s

Tape And Reel

0.428 in (10.86 mm)

0.188 in (4.78 mm)

e3

Nano

0.428 x 0.188 x 0.188 in (10.86 x 4.78 x 4.78 mm)

0.188 in (4.78 mm)

CUL; TUV; UL

105 °C (221 °F)

045303.5MRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3.5 A

Wraparound

2.469 J

-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

0466007.

Littelfuse

Electric Fuse

Surface Mount

24 V

24 V

7 A

Wraparound

3.969 J

-55 °C (-67 °F)

Matte Tin with Nickel barrier

35 A

Rated Breaking Capacity at 24 VDC: 35 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

3998080.ZXM10

Littelfuse

Electric Fuse

Surface Mount

80 V

80 A

Wraparound

32 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)

ITV4030L0812NR

Littelfuse

Electric Fuse

Surface Mount

36 V

12 A

Wraparound

-10 °C (14 °F)

50 A

Tape And Reel, 13 inch

0.157 in (4 mm)

0.118 in (3 mm)

36 V

0.035 in (0.9 mm)

CUL; TUV; UL

65 °C (149 °F)

0452007.NRSN

Littelfuse

Electric Fuse

Surface Mount

72 V

75 V

7 A

Wraparound

123.83 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

0452002.NR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

2 A

Wraparound

8.2 J

-55 °C (-67 °F)

Gold

50 A

4 h

Rated Breaking Capacity at 125 VDC: 50 A

8.2

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)

Time Lag

0433.200

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

200 mA

Wraparound

550 μJ

-55 °C (-67 °F)

Tin Lead Over Nickel

50 A

433

Rated Breaking Capacity at 125 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

04351.75KR

Littelfuse

Electric Fuse

Surface Mount

32 V

1.75 A

Wraparound

75 mJ

-55 °C (-67 °F)

Matte Tin Over Nickel

35 A

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

0603SFV450F/32

Littelfuse

Electric Fuse

Surface Mount

32 V

4.5 A

Wraparound

35 A

0.069 in (1.75 mm)

0.037 in (0.95 mm)

1 ms

0603

0.019 in (0.48 mm)

UL

Very Fast

0438004.WR

Littelfuse

Electric Fuse

Surface Mount

12 V

32 V

4 A

Wraparound

692 mJ

-55 °C (-67 °F)

Tin with Nickel barrier

50 A

4 h

0.69

Tape And Reel

0.061 in (1.54 mm)

0.033 in (0.85 mm)

e3

32 V

16.9 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)

Fast

0438.375WRA

Littelfuse

Electric Fuse

Surface Mount

32 V

63 V

375 mA

Wraparound

4.1 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)

32 V

1.247 Ω

0603

0.02 in (0.508 mm)

AEC-Q200; CSA; CUL; UL

150 °C (302 °F)

Fast

0407001.WR

Littelfuse

Electric Fuse

Surface Mount

63 V

63 V

1 A

Wraparound

142 mJ

-55 °C (-67 °F)

Tin Over Nickel

50 A

2 ms

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

e3

63 V

360 mΩ

1206

0.033 in (0.835 mm)

UL

150 °C (302 °F)

Time Lag

R451008.MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

8 A

Wraparound

20.23 J

-55 °C (-67 °F)

Gold with Nickel barrier

50 A

5 s

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

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

125 V

Nano

0.106 in (2.69 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

0453.750NRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

750 mA

Wraparound

185 mJ

-55 °C (-67 °F)

Silver

50 A

Rated Breaking Capacity at 125 VDC: 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; UL

125 °C (257 °F)

Very Fast

04371.25WRA

Littelfuse

Electric Fuse

Surface Mount

63 V

63 V

1.25 A

Wraparound

256 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

16003.5MR

Littelfuse

Electric Fuse

Surface Mount

250 V

3.5 A

Wraparound

59.34 J

-55 °C (-67 °F)

Silver

50 A

4 h

59.34

Tape And Reel

0.398 in (10.1 mm)

0.123 in (3.12 mm)

e4

250 V

Nano

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

0.123 in (3.12 mm)

UL

125 °C (257 °F)

3298300.ZXM10

Littelfuse

Electric Fuse

Panel Mount

32 V

300 A

Wraparound

305.3 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

0453.375MRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

375 mA

Wraparound

44.2 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; UL

125 °C (257 °F)

Very Fast

RF1570-000

Littelfuse

Electric Fuse

Surface Mount

32 V

5 A

Wraparound

2.62 J

35 A

UL

125 °C (257 °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.