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

F09A250V20AS

Littelfuse

Electric Fuse

Inline/Holder

250 V

20 A

End Cap

Silver

200 A

0.415 in (10.54 mm)

e4

0.415 x 1.531 in (10.54 x 38.89 mm)

1.531 in (38.89 mm)

MIL-PRF-15160/9

AGC20CABP

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

20 A

End Cap

0.25 in (6.35 mm)

32 V

3AG

1.25 in (31.75 mm)

0312020VX

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

End Cap

1.029 kJ

-55 °C (-67 °F)

Tin

300 A

312

Bulk

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)

CSA; UL

125 °C (257 °F)

Fast

0215020.MXBP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

20 A

Pin Wire

2.6 kJ

-55 °C (-67 °F)

400 A

10 ms

Pre Arcing Time: Open within 0.01 s at 1000% Rated Current

Bulk

0.217 in (5.5 mm)

0.197 x 0.787 in (5 x 20 mm)

0.846 in (21.5 mm)

CE; CSA; CUL; PSE; SEMKO; SEV; TUV; UL

125 °C (257 °F)

Time Lag

LVSP20-2

Littelfuse

Electric Fuse

Inline/Holder

600 V

20 A

End Cap

4.94 kJ

200 kA

0.41 in (10.41 mm)

1.5 in (38.1 mm)

UL

0326020.MXCCP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

20 A

End Cap

-55 °C (-67 °F)

Nickel

4 h

575

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, PSE, TUV, UL

125 °C (257 °F)

Time Lag

0215020.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

20 A

End Cap

2.6 kJ

-55 °C (-67 °F)

400 A

10 ms

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CE; CUL; PSE; SEMKO; TUV; UL

125 °C (257 °F)

Time Lag

LVSP20-R

Littelfuse

Electric Fuse

Inline/Holder

600 V

20 A

Tab/Blade

4.94 kJ

200 kA

0.41 in (10.41 mm)

1.53 in (38.86 mm)

UL

32520MHXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

60 V

20 A

Pin Wire

575 J

-55 °C (-67 °F)

Matte Tin

400 A

Rated Breaking Capacity at 60 VDC: 500 A

Bulk

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)

Time Lag

L25S020

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

20 A

End Cap

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

0.563 in (14.3 mm)

2 in (50.8 mm)

CE; CSA; UL

Very Fast

0257020.LXN

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

Tab/Blade

520 J

-40 °C (-40 °F)

Tin/Copper

1 kA

0257

Bulk

0.75 in (19.05 mm)

0.2 in (5.08 mm)

e2

0.75 x 0.2 x 0.48 in (19.05 x 5.08 x 12.19 mm)

0.48 in (12.19 mm)

UL

105 °C (221 °F)

0301020.M

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

20 A

End Cap

Bulk

0.25 in (6.35 mm)

32 V

1AG

0.625 in (15.87 mm)

Normal

0481020.VM

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

20E-1C-15.5L

Littelfuse

Electric Fuse

Inline/Holder

15.5 KV

20 A

End Cap

60 kA

20E-1C-15.5

3 in (76.2 mm)

3 x 18.874 in (76.2 x 479.4 mm)

18.874 in (479.4 mm)

LA70QS20-22F

Littelfuse

Electric Fuse

Inline/Holder

690 V

700 V

20 A

End Cap

76 mJ

200 kA

Rated Breaking Capacity at 700 VDC: 100000 A

0.866 in (22 mm)

0.866 x 2.283 in (22 x 58 mm)

2.283 in (58 mm)

CSA; UL

Very Fast

0309639M

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

0481020.HXMP

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

166.6885.5201

Littelfuse

Electric Fuse

Inline/Holder

80 V

20 A

Tab/Blade

2.16 kJ

1 kA

166.6885

Rated Breaking Capacity at 80VDC: 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)

UL

0504020.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

420 V

20 A

Pin Wire

760 J

-60 °C (-76 °F)

200 A

Bulk

0.275 in (6.985 mm)

120 s

3AG

1.288 in (32.72 mm)

CE; CU; CUL

125 °C (257 °F)

IDSR020ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

20 A

200 kA

IDSR

Rated Breaking Capacity at 600 VDC: 20000 A

Indicator

CSA; UL

Time Delay

SPXI020.T

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

20 A

End Cap

701 J

Nickel

30 kA

4 m

Bulk

0.406 in (10.31 mm)

1.5 KV

0.406 x 4.354 in (10.31 x 110.6 mm)

4.333 in (110.06 mm)

CUL; TUV; UL

KLDR020.HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

20 A

End Cap

Nickel

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

SFE20

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

20 A

End Cap

CCMR020.H

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

20 A

End Cap

200 kA

CCMR

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

LVSP0020TXR

Littelfuse

Electric Fuse

Inline/Holder

600 V

20 A

Tab/Blade

4.94 kJ

200 kA

0.41 in (10.41 mm)

1.53 in (38.86 mm)

UL

0325020.MXSPP

Littelfuse

Electric Fuse

Through Hole Mount

125 V

20 A

Pin Wire

575 J

-55 °C (-67 °F)

600 A

5 s

Bulk

0.25 in (6.36 mm)

3AB

1.25 in (31.74 mm)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Slow

481020

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

20 A

End Cap

481

Alarm

0ATO0020.HXGLO

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)

20E1C8.25

Littelfuse

Electric Fuse

Inline/Holder

8.25 KV

20 A

End Cap

80 kA

5 m

3 in (76.2 mm)

Striker

3 x 15.875 in (76.2 x 403.23 mm)

15.874 in (403.2 mm)

Medium

32620MMXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

60 V

20 A

End Cap

575 J

-55 °C (-67 °F)

Matte Tin

400 A

Rated Breaking Capacity at 60 VDC: 500 A

Bulk

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)

Time Lag

FLSR020.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

20 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.815 in (20.7 mm)

5 in (127 mm)

CSA; UL

Time Delay

NH00CG20

Littelfuse

Electric Fuse

Inline/Holder

500 V

440 V

20 A

Tab/Blade

120 kA

Rated Breaking Capacity at 440 VDC: 25000 A

2.02 in (51.3 mm)

0.787 in (20 mm)

Indicator

2.02 x 0.787 x 2.126 in (51.3 x 20 x 54 mm)

2.126 in (54 mm)

VDE

8NLE-20ES

Littelfuse

Electric Fuse

Inline/Holder

8.25 KV

20 A

End Cap

80 kA

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 17.87 in (76.2 x 453.89 mm)

17.87 in (453.89 mm)

Medium

0215020.MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

20 A

Pin Wire

2.6 kJ

-55 °C (-67 °F)

Matte Tin

400 A

10 ms

Pre Arcing Time: Open within 0.01 s at 1000% Rated Current

2600

Tape And Reel

0.217 in (5.5 mm)

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.217 x 0.846 in (5.5 x 21.5 mm)

0.846 in (21.5 mm)

CE; CSA; CUL; PSE; SEMKO; SEV; TUV; UL

125 °C (257 °F)

Time Lag

FLQ020R

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

20 A

End Cap

10 kA

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

32620MMXDP

Littelfuse

Electric Fuse

Inline/Holder

125 V

60 V

20 A

End Cap

575 J

-55 °C (-67 °F)

Matte Tin

10 kA

Rated Breaking Capacity at 60 VDC: 500 A

Bulk

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)

Time Lag

07945894354

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

20 A

Tab/Blade

462.056 J

-55 °C (-67 °F)

100 kA

826 µs

Rated Breaking Capacity at 600 VDC: 50000 A

Bulk

0.406 in (10.31 mm)

6.144 ms

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CE; IEC; UL

125 °C (257 °F)

Fast

0322020.HXP

Littelfuse

Electric Fuse

Inline/Holder

65 V

65 V

20 A

End Cap

192 J

-55 °C (-67 °F)

Nickel

200 A

1 s

Rated Breaking Capacity at 65 VDC: 1000 A

192

Bulk

0.25 in (6.35 mm)

65 V

3AB

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; UL

125 °C (257 °F)

Very Fast

DZ16T20

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

20 A

End Cap

80 kA

DZ

Rated Breaking Capacity at 500 VDC: 80000 A

0.52 in (13.2 mm)

Indicator

0.52 x 1.969 in (13.2 x 50 mm)

1.969 in (50 mm)

DIN; IEC; VDE

Time Lag

AGW20

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

20 A

End Cap

0.25 in (6.35 mm)

32 V

7AG

0.875 in (22.225 mm)

FLQ020.T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

20 A

End Cap

-55 °C (-67 °F)

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

125 °C (257 °F)

Time Lag

0FLQ020.T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

20 A

End Cap

10 kA

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; UL

Time Delay

0481020HXL

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

20 A

End Cap

570 J

-55 °C (-67 °F)

Tin

300 A

481

Rated Breaking Capacity at 125 VDC: 200 A

Bulk

e3

Alarm

CSA; UL

90 °C (194 °F)

0299020.ZXT

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

20E-1C-2.75S

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

20 A

End Cap

80 kA

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 10.875 in (76.2 x 276.23 mm)

10.875 in (276.23 mm)

Medium

0CBO020.V

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

Tab/Blade

10 kA

0.812 in (20.62 mm)

1.623 in (41.23 mm)

Fast

0481020.VX

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

0315020.MXP

Littelfuse

Electric Fuse

Through Hole Mount

32 V

20 A

Pin Wire

9.56 kJ

-60 °C (-76 °F)

300 A

5 s

Bulk

0.275 in (6.99 mm)

3AG

1.273 x 0.275 in (32.34 x 6.98 mm)

1.288 in (32.72 mm)

UL

125 °C (257 °F)

Time Lag

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.