20 A Fuses 679

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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

20E-1C-2.75L

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

20 A

End Cap

80 kA

20E-1C-2.75

3 in (76.2 mm)

3 x 10.874 in (76.2 x 276.2 mm)

10.874 in (276.2 mm)

315020

Littelfuse

Electric Fuse

Through Hole Mount

32 V

32 V

20 A

Pin Wire

9.56 kJ

Tin/Lead

300 A

0.275 in (6.985 mm)

e0

0.275 x 1.275 in (6.985 x 32.385 mm)

1.275 in (32.385 mm)

CE; CSA; PSE; UL

Slow

0295020.H

Littelfuse

Electric Fuse

20 A

-40 °C (-40 °F)

0.898 in (22.8 mm)

0.638 in (16.2 mm)

32 V

0.898 x 0.638 x 0.846 in (22.8 x 16.2 x 21.5 mm)

0.846 in (21.5 mm)

125 °C (257 °F)

0495020ZXA

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

Tab/Blade

1.7 kJ

-40 °C (-40 °F)

1 kA

40 ms

0.555 in (14.1 mm)

0.472 in (12 mm)

32 V

1.063 in (27 mm)

UL

125 °C (257 °F)

Time Delay

0495020.U

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

1.75 kJ

-40 °C (-40 °F)

1 kA

0495

Bulk

0.555 in (14.1 mm)

0.472 in (12 mm)

0.555 x 0.472 x 1.063 in (14.1 x 12 x 27 mm)

1.063 in (27 mm)

125 °C (257 °F)

Time Delay

BLN20

Littelfuse

Electric Fuse

Inline/Holder

250 V

20 A

End Cap

10 kA

0.406 in (10.31 mm)

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

0CCK020.V

Littelfuse

Electric Fuse

Inline/Holder

125 V

20 A

Tab/Blade

10 kA

0.56 in (14.22 mm)

3.07 in (77.98 mm)

Time Delay

0ATO0020.MXGLO

Littelfuse

Electric Fuse

Inline/Holder

14 V

20 A

Tab/Blade

-40 °C (-40 °F)

1 kA

80 ms

Bulk

0.758 in (19.25 mm)

0.207 in (5.25 mm)

0.484 in (12.3 mm)

105 °C (221 °F)

LGD20

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

20 A

End Cap

200 kA

LGD

Rated Breaking Capacity at 300 VDC: 20000 A

CSA; IEC; UL

Time Delay

RLS020

Littelfuse

Electric Fuse

Inline/Holder

600 V

20 A

End Cap

10 kA

0.811 in (20.6 mm)

5 in (127 mm)

CE; CSA; UL

Fast

8NLE20E

Littelfuse

Electric Fuse

Inline/Holder

8.25 KV

20 A

End Cap

80 kA

5 m

3 in (76.2 mm)

Striker

3 x 17.87 in (76.2 x 453.89 mm)

17.875 in (454.03 mm)

Medium

CY10X38M20

Littelfuse

Electric Fuse

Inline/Holder

400 V

20 A

End Cap

120 kA

0.394 in (10 mm)

400 V

0.394 x 1.496 in (10 x 38 mm)

0.394 x 1.496 in (10 x 38 mm)

1.496 in (38 mm)

IEC

Time Lag

0481020.VP

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

20 A

End Cap

1.024 kJ

-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

SLO020

Littelfuse

Electric Fuse

Inline/Holder

125 V

20 A

End Cap

10 kA

UL

Medium Time Delay

0MIN020.VPGLO

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

Tab/Blade

-40 °C (-40 °F)

1 kA

Blister

0.426 in (10.83 mm)

0.15 in (3.8 mm)

100 ms

Mini

Indicator

0.35 in (8.9 mm)

105 °C (221 °F)

0297020.U

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

Tab/Blade

442 J

-40 °C (-40 °F)

1 kA

30 ms

380

0.429 in (10.9 mm)

0.15 in (3.8 mm)

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)

0891020N

Littelfuse

Electric Fuse

Inline/Holder

58 V

20 A

Tab/Blade

420 J

-40 °C (-40 °F)

Silver/Tin

1 kA

891

Bulk

0.429 in (10.9 mm)

0.15 in (3.8 mm)

e4/e3

0.429 x 0.15 x 0.331 in (10.9 x 3.8 x 8.4 mm)

0.331 in (8.4 mm)

125 °C (257 °F)

0495020U

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

1.75 kJ

-40 °C (-40 °F)

1 kA

0495

Bulk

0.555 in (14.1 mm)

0.472 in (12 mm)

0.555 x 0.472 x 1.063 in (14.1 x 12 x 27 mm)

1.063 in (27 mm)

125 °C (257 °F)

Time Delay

0327020.LXS

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

Tab/Blade

400 J

-40 °C (-40 °F)

1 kA

20 ms

Bulk

0.358 in (9.1 mm)

0.15 in (3.8 mm)

32 V

Micro

0.311 in (7.9 mm)

125 °C (257 °F)

0481020.V

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

20 A

End Cap

1.024 kJ

-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

2410SFV20.0FM/065

Littelfuse

Electric Fuse

20 A

3.4 mJ

-55 °C (-67 °F)

4 h

0.246 in (6.25 mm)

0.104 in (2.64 mm)

125 V

2410

0.246 x 0.104 x 0.093 in (6.25 x 2.64 x 2.36 mm)

0.093 in (2.36 mm)

125 °C (257 °F)

Very Fast

0891020.NXS

Littelfuse

Electric Fuse

Inline/Holder

58 V

20 A

Tab/Blade

420 J

-40 °C (-40 °F)

1 kA

30 ms

Bulk

0.429 in (10.9 mm)

0.15 in (3.8 mm)

58 V

Mini

0.299 in (7.6 mm)

ISO

125 °C (257 °F)

AGX20

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

20 A

End Cap

0.25 in (6.35 mm)

32 V

8AG

1 in (25.4 mm)

0315020.MXBP

Littelfuse

Electric Fuse

Through Hole Mount

32 V

20 A

Pin Wire

9.56 kJ

-55 °C (-67 °F)

300 A

5 s

Bulk

0.275 in (6.985 mm)

3AG

1.275 in (32.39 mm)

UL

125 °C (257 °F)

Slow

JLLS020.TXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

20 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

20E1C25.8

Littelfuse

Electric Fuse

Inline/Holder

25.8 KV

20 A

End Cap

40 kA

5 m

3 in (76.2 mm)

Striker

3 x 24.625 in (76.2 x 625.48 mm)

24.875 in (631.83 mm)

Medium

JLLN020

Littelfuse

Electric Fuse

Inline/Holder

300 V

160 V

20 A

End Cap

200 kA

Rated Breaking Capacity at 160 VDC: 50000 A

0.406 in (10.3 mm)

0.406 x 0.874 in (10.3 x 22.2 mm)

0.874 in (22.2 mm)

CE; CSA; CUL; UL

Fast

LGD020

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

20 A

End Cap

200 kA

LGD

Rated Breaking Capacity at 300 VDC: 20000 A

Indicator

CSA; UL

Time Delay

TLN020

Littelfuse

Electric Fuse

Inline/Holder

170 V

20 A

End Cap

Rated Breaking Capacity at 170 VDC: 100000 A

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

UL

Fast

KLKD020.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

20 A

End Cap

2.12 kJ

-55 °C (-67 °F)

Nickel

100 kA

4 m

0.406 in (10.31 mm)

600 V

0.394 x 1.496 in (10 x 38 mm)

1.5 x 1.5 in (38.1 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; IEC; UL; VDE

125 °C (257 °F)

Fast

0325020.MXF31P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

20 A

Pin Wire

575 J

-55 °C (-67 °F)

Tin

4 h

575

0.275 in (6.985 mm)

e3

250 V

3AB

0.275 x 1.288 in (6.985 x 32.72 mm)

1.288 in (32.72 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

Time Lag

FLQ20

Littelfuse

Electric Fuse

Inline/Holder

500 V

20 A

End Cap

10 kA

0.406 in (10.31 mm)

500 V

Midget

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Slow

0299020.L

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

Tab/Blade

1.1 kJ

-40 °C (-40 °F)

Silver

1 kA

40 ms

1100

Bulk

1.15 in (29.2 mm)

0.346 in (8.8 mm)

e4

32 V

1.15 x 0.348 x 0.85 in (29.21 x 8.85 x 21.59 mm)

0.85 in (21.6 mm)

UL

125 °C (257 °F)

Time Delay

BLF20

Littelfuse

Electric Fuse

Inline/Holder

125 V

20 A

End Cap

10 kA

0.406 in (10.31 mm)

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

0505020.MX52LP

Littelfuse

Electric Fuse

20 A

Pin Wire

-55 °C (-67 °F)

30 kA

140

1.288 in (32.72 mm)

500 V

3AB

1.288 x 1.288 in (32.72 x 32.72 mm)

1.288 in (32.72 mm)

CE, UL

125 °C (257 °F)

Fast

AGA20CABP

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

20 A

End Cap

0.25 in (6.35 mm)

32 V

1AG

0.625 in (15.875 mm)

0481020.VXM

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

20 A

End Cap

1.024 kJ

-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

0325020.MXDP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

20 A

Pin Wire

2.507 kJ

-55 °C (-67 °F)

Matte Tin

1.5 kA

4 h

2500

Bulk

0.275 in (6.99 mm)

e3

250 V

3AB

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

276020

Littelfuse

Electric Fuse

Through Hole Mount

32 V

32 V

20 A

Pin Wire

-55 °C (-67 °F)

Tin

50 A

276

Rated Breaking Capacity at 32 VDC: 300 A

0.133 in (3.38 mm)

e3

0.133 x 0.31 in (3.38 x 7.87 mm)

0.31 in (7.87 mm)

CSA; UL

125 °C (257 °F)

Very Fast

TLS020LS

Littelfuse

Electric Fuse

Inline/Holder

170 V

20 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

NLN20

Littelfuse

Electric Fuse

20 A

End Cap

50 kA

2 in (50.8 mm)

K5

250 V

2 in (50.8 mm)

CE; CSA; UL

Fast

142.6185.5202

Littelfuse

Electric Fuse

Inline/Holder

58 V

20 A

Tab/Blade

600 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

AGC.500

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

20 A

End Cap

Bulk

0.25 in (6.35 mm)

32 V

3AG

1.25 in (31.75 mm)

Normal

3412200002

Littelfuse

Electric Fuse

Inline/Holder

250 V

20 A

End Cap

1.8 kJ

-25 °C (-13 °F)

1.5 kA

Bulk

0.248 in (6.3 mm)

120 s

0.248 x 1.26 in (6.3 x 32 mm)

1.26 in (32 mm)

CSA; UL

70 °C (158 °F)

Medium Time Lag

324020.MX280P

Littelfuse

Electric Fuse

Through Hole Mount

280 V

20 A

Pin Wire

Tin

50 A

324P

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; METI; PSE; UL

Fast

313020P

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

End Cap

9.56 kJ

Tin

300 A

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; PSE; UL

Slow

LDN20ES

Littelfuse

Electric Fuse

Inline/Holder

15.5 KV

20 A

End Cap

80 kA

LDN

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 18.875 in (76.2 x 479.43 mm)

18.875 in (479.43 mm)

Medium

0495020TXN

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

Tab/Blade

1.75 kJ

-40 °C (-40 °F)

1 kA

495

Bulk

0.555 in (14.1 mm)

0.476 in (12.1 mm)

0.555 x 0.476 x 1.063 in (14.1 x 12.1 x 27 mm)

1.063 in (27 mm)

125 °C (257 °F)

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.