Littelfuse 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

0216008MRET3

Littelfuse

Electric Fuse

Through Hole Mount

250 V

8 A

Pin Wire

64.315 J

-55 °C (-67 °F)

Tin

1.2 kA

Tape And Reel

0.228 in (5.8 mm)

e3

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

CE; CSA; KTL; PSE; SEMKO; UL; VDE

125 °C (257 °F)

Fast

0461.500T

Littelfuse

Electric Fuse

Surface Mount

250 V

500 mA

End Cap

-55 °C (-67 °F)

Tin Lead

461

Rated Breaking Capacity at 600 V: 40 A, Joule Integral Nom at 250 VDC: 1.3

e0

CSA; UL

125 °C (257 °F)

7945894960

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

2 A

Tab/Blade

-55 °C (-67 °F)

10 kA

Rated Breaking Capacity at 300 VDC: 10000 A

Bulk

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CE, UL

125 °C (257 °F)

Time Delay

SPFI008.L

Littelfuse

Electric Fuse

Inline/Holder

1 KV

8 A

End Cap

199 J

20 kA

4 m

199

Bulk

0.406 in (10.31 mm)

0.406 x 2.5 in (10.31 x 63.5 mm)

2.5 in (63.5 mm)

CE, TUV, UL

2E-4PT-2.4

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

3 A

End Cap

37 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

02531.25PX

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

125 mA

Pin Wire

1.74 mJ

-55 °C (-67 °F)

50 A

1 s

Pre Arcing Time: Open within 1 s at 200% Rated Current

Bulk

0.103 in (2.61 mm)

125 V

Pico

0.28 in (7.11 mm)

CSA; CUL; QPL; UL

125 °C (257 °F)

Very Fast

142.6885.5702

Littelfuse

Electric Fuse

Inline/Holder

58 V

70 A

Tab/Blade

70 kJ

142

Rated Breaking Capacity at 58 VDC: 1000 A

Bulk

1.169 in (29.7 mm)

0.358 in (9.1 mm)

1.169 x 0.358 x 0.839 in (29.7 x 9.1 x 21.3 mm)

0.839 in (21.3 mm)

DIN 72581-3; UL

0CNL325.V

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

325 A

Tab/Blade

2.5 kA

3.181 in (80.8 mm)

UL

Fast

228.125

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 mA

Pin Wire

150 mJ

35 A

228

0.207 in (5.25 mm)

0.207 x 0.886 in (5.25 x 22.5 mm)

0.886 in (22.5 mm)

CSA; IEC; SEMKO; UL; VDE

Time Lag

59303.5

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

3.5 A

End Cap

Nickel

593

37202000410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

200 mA

Pin Wire

200 mJ

-40 °C (-40 °F)

Matte Tin

35 A

Bulk

0.335 in (8.5 mm)

e3

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; KTL; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

0251003TL

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

Tape And Reel

0.095 in (2.41 mm)

e3

0.095 x 0.28 in (2.41 x 7.11 mm)

0.28 in (7.11 mm)

CSA; METI; PSE; UL

125 °C (257 °F)

Very Fast

RLN0010

Littelfuse

Electric Fuse

RLN

0267.250VXT

Littelfuse

Electric Fuse

Through Hole Mount

125 V

250 mA

Pin Wire

-55 °C (-67 °F)

Gold

50 A

1 s

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.093 in (2.36 mm)

e4

Pico

0.093 x 0.28 in (2.36 x 7.11 mm)

0.28 in (7.11 mm)

CSA; QPL

125 °C (257 °F)

Very Fast

0298100.ZXA

Littelfuse

Electric Fuse

Inline/Holder

32 V

100 A

Tab/Blade

31.1 kJ

-40 °C (-40 °F)

2 kA

100 ms

Bulk

1.15 in (29.2 mm)

0.748 in (19 mm)

32 V

Mega

1.132 x 0.75 x 0.42 in (28.75 x 19.05 x 10.67 mm)

0.39 in (9.9 mm)

125 °C (257 °F)

Time Delay

1911400043

Littelfuse

Electric Fuse

Through Hole Mount

125 V

4 A

Pin Wire

40 J

-25 °C (-13 °F)

10 kA

Tape And Reel

0.213 in (5.4 mm)

5 s

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

CUL; UL

70 °C (158 °F)

Very Fast

0318007.P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

7 A

Pin Wire

118 J

-55 °C (-67 °F)

Matte Tin

200 A

318

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Fast

0274004.H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

4 A

Pin Wire

1.38 J

-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

125 °C (257 °F)

Very Fast

0491.630NRT1HF

Littelfuse

Electric Fuse

630 mA

Pin Wire

-55 °C (-67 °F)

4 h

Tape And Reel

0.11 in (2.8 mm)

125 V

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA, UL

125 °C (257 °F)

Very Fast

0230002.ERT3SP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

2 A

Pin Wire

30 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

0230005.MXF17P

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 A

Pin Wire

267 J

-55 °C (-67 °F)

Matte Tin

400 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

R45101.5

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.5 A

Wraparound

853 mJ

Tin/Lead

50 A

e0

125 V

Nano

CSA; UL

Very Fast

L70S-550

Littelfuse

LDC1601

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

1.601 kA

Tab/Blade

200 kA

16 ms

Rated Breaking Capacity at 600 VDC: 50000 A

3 in (76.2 mm)

3.752 in (95.3 mm)

CE, CSA, UL

Fast

0253.750L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

750 mA

Pin Wire

153 mJ

-55 °C (-67 °F)

Pure Tin

50 A

253

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; PSE; QPL; UL

125 °C (257 °F)

Very Fast

0FLQ.800T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

800 mA

End Cap

10 kA

0.406 in (10.31 mm)

500 V

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

0215.200MX

Littelfuse

Electric Fuse

Inline/Holder

250 V

200 mA

End Cap

340 mJ

-55 °C (-67 °F)

Tin

1.5 kA

Bulk

0.205 in (5.2 mm)

e3

250 V

5 µs

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CE; CUL; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

225008DRT1

Littelfuse

Electric Fuse

Inline/Holder

125 V

8 A

End Cap

56 J

10 kA

225

Tape And Reel

0.177 in (4.5 mm)

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CSA; METI; PSE; UL

Fast

0CNN125E.V

Littelfuse

Electric Fuse

Inline/Holder

80 V

125 A

Tab/Blade

2.7 kA

3.181 in (80.8 mm)

80 V

3.18 in (80.77 mm)

CUL; UL

Very Fast

0216.063TXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

630 mA

Pin Wire

540 μJ

-55 °C (-67 °F)

Tin

1.2 kA

Bulk

0.236 in (6 mm)

e3

0.236 x 0.886 in (6 x 22.5 mm)

0.886 in (22.5 mm)

CCC; CE; CSA; SEMKO; UL; VDE

125 °C (257 °F)

Fast

RLS50

Littelfuse

023302.5XP

Littelfuse

Electric Fuse

Inline/Holder

125 V

2.5 A

End Cap

17.5 J

-55 °C (-67 °F)

Nickel

10 kA

233

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)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Medium

NLN030

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

30 A

End Cap

50 kA

Rated Breaking Capacity at 250 VDC; 20000

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

3961100044

Littelfuse

Electric Fuse

Through Hole Mount

125 V

1 A

Pin Wire

2.2 J

-40 °C (-40 °F)

Matte Tin

100 A

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

60 s

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

CSA; METI; PSE; UL

85 °C (185 °F)

Time Lag

06773.15MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3.15 A

Pin Wire

40.8 J

-55 °C (-67 °F)

Tin

35 A

20 ms

Bulk

0.153 in (3.89 mm)

e3

0.142 x 0.394 in (3.6 x 10 mm)

0.433 in (11 mm)

CSA; CQC; UL; VDE

125 °C (257 °F)

Time Lag

JLLS001.TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.563 in (14.3 mm)

600 V

1.5 in (38.1 mm)

CE; CSA; UL

Fast

0253002.NX

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2 A

Pin Wire

405 mJ

-55 °C (-67 °F)

50 A

4 ms

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

Bulk

0.103 in (2.61 mm)

125 V

Pico

0.28 in (7.11 mm)

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

125 °C (257 °F)

Very Fast

IDSR7

Littelfuse

LA065URD33LI1800

Littelfuse

Electric Fuse

Inline/Holder

650 V

1.8 kA

Tab/Blade

720 J

200 kA

2.933 in (74.5 mm)

2.933 in (74.5 mm)

Indicator

2.933 x 2.933 x 1.874 in (74.5 x 74.5 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

KLKR.125T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

125 mA

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

0312007.P

Littelfuse

Electric Fuse

Inline/Holder

250 V

7 A

End Cap

118 J

-55 °C (-67 °F)

Tin

200 A

312

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

0216010.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

10 A

End Cap

154.34 J

-55 °C (-67 °F)

Nickel

1.5 kA

30 ms

154.34

Bulk

0.205 in (5.2 mm)

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; IEC; KC; PSE; SEMKO; UL; VDE

125 °C (257 °F)

Fast

023206.3P

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

90.413 J

-55 °C (-67 °F)

Tin

100 A

Bulk; Tape And Reel

0.205 in (5.2 mm)

e3

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; PSE

125 °C (257 °F)

Medium

0297003.LXN

Littelfuse

Electric Fuse

3 A

Tab/Blade

-40 °C (-40 °F)

Silver

1 kA

4 d 4 h

9.4

0.429 in (10.9 mm)

0.15 in (3.8 mm)

e4

32 V

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)

Fast

21306.3XP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

600 J

-55 °C (-67 °F)

Matte Tin

100 A

213

Bulk; Tape And Reel

0.205 in (5.2 mm)

e3

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CCC; CE; CSA; IEC; PSE; SEMKO; UL

125 °C (257 °F)

Time Lag

023002.5DRT3P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

2.5 A

Pin Wire

50 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

KLLU3000

Littelfuse

Electric Fuse

Inline/Holder

600 V

3 kA

Tab/Blade

200 kA

5 in (127 mm)

L

600 V

5 x 4 in (127 x 101.6 mm)

4 in (101.6 mm)

CSA; UL

Time Delay

31502.8P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.8 A

Pin Wire

170 J

Matte Tin

100 A

0.275 in (6.99 mm)

e3

0.275 x 1.275 in (6.99 x 32.39 mm)

1.275 in (32.39 mm)

CE; CSA; METI; PSE; UL

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.