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

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

0481020.HM

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

0275020.VXL

Littelfuse

Electric Fuse

Through Hole Mount

32 V

32 V

20 A

Wire

203 J

-60 °C (-76 °F)

Tin

100 A

10 s

Rated Breaking Capacity at 32 VDC: 300 A

203

Bulk

0.133 in (3.38 mm)

e3

32 V

Pico

0.133 x 0.31 in (3.38 x 7.87 mm)

0.31 in (7.87 mm)

CUL; UL

125 °C (257 °F)

Very Fast

KLK20

Littelfuse

Electric Fuse

Inline/Holder

600 V

20 A

End Cap

100 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; QPL; UL

Fast

0481020.VXLM

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

20 A

End Cap

1.024 kJ

-55 °C (-67 °F)

300 A

5 m

0.839 in (21.3 mm)

0.228 in (5.8 mm)

125 V

Alarm; Indicator

0.772 in (19.6 mm)

CSA; UL

125 °C (257 °F)

Fast

0312020MX

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

0285020HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

20 A

End Cap

3.226 kJ

-55 °C (-67 °F)

Gold

400 A

10 ms

Bulk

0.205 in (5.2 mm)

e4

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)

PSE

125 °C (257 °F)

0314020.MX52LP

Littelfuse

Electric Fuse

Inline/Holder

250 V

20 A

End Cap

631 J

-55 °C (-67 °F)

Nickel

1 kA

631

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, PSE, UL

125 °C (257 °F)

Fast

BLF020

Littelfuse

Electric Fuse

Inline/Holder

125 V

20 A

End Cap

10 kA

2 m

Bulk

0.406 in (10.31 mm)

125 V

5AG

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Fast

SPXI020.LXB

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

20 A

End Cap

701 J

30 kA

4 m

Bulk

0.406 in (10.31 mm)

4.49 in (114.05 mm)

TUV; UL

NH00CM20

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

FLM020

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

20 A

End Cap

10 kA

12 s

Pre Arcing Time: Open within 12 s at 200% Rated Current

Bulk

0.406 in (10.31 mm)

250 V

0.394 x 1.496 in (10 x 38 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; QPL; UL

Time Delay

LVSP20

Littelfuse

Electric Fuse

Inline/Holder

600 V

20 A

4.94 kJ

200 kA

LVSP

1.5 in (38.1 mm)

1.5 in (38.1 mm)

UL

KLW20

Littelfuse

Electric Fuse

Inline/Holder

150 V

150 V

20 A

End Cap

100 kA

KLW

Rated Breaking Capacity at 150 VDC: 20000 A

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

LA70QS20-22FI

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

0481020.HXLMP

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

20 A

End Cap

1.024 kJ

-55 °C (-67 °F)

300 A

5 m

0.839 in (21.3 mm)

0.228 in (5.8 mm)

125 V

Alarm; Indicator

0.772 in (19.6 mm)

CSA; UL

125 °C (257 °F)

Fast

0313020.MXP

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

End Cap

9.56 kJ

-60 °C (-76 °F)

Matte Tin

300 A

5 s

9560

Bulk

0.25 in (6.35 mm)

Supplemental

e3

250 V

3AG

1.25 x 0.25 in (31.75 x 6.35 mm)

1.25 in (31.75 mm)

UL

125 °C (257 °F)

Time Lag

SFE20BP

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

20 A

End Cap

0.25 in (6.35 mm)

32 V

1.25 in (31.75 mm)

TLS-LB020

Littelfuse

Electric Fuse

Inline/Holder

170 V

20 A

Tab/Blade

Silver

Rated Breaking Capacity at 170 VDC: 100000

0.563 in (14.3 mm)

e4

0.563 x 1.367 in (14.3 x 34.72 mm)

1.367 in (34.72 mm)

UL

FLA20

Littelfuse

Electric Fuse

Inline/Holder

125 V

20 A

End Cap

10 kA

0.406 in (10.31 mm)

Indicator

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

UL

Slow

0388020.MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

20 A

Pin Wire

2.041 kJ

-55 °C (-67 °F)

Tin

100 A

388

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; KTL; PSE

125 °C (257 °F)

D0Z18G20

Littelfuse

Electric Fuse

Inline/Holder

380 V

250 V

20 A

End Cap

50 kA

D0Z1

Rated Breaking Capacity at 250 VDC: 50000 A

0.591 in (15 mm)

Indicator

0.591 x 1.417 in (15 x 36 mm)

1.417 in (36 mm)

DIN; IEC; VDE

Fast

593020

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

20 A

End Cap

Nickel

593

AGW20BP

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)

KLC20

Littelfuse

Electric Fuse

Inline/Holder

600 V

20 A

Tab/Blade

200 kA

0.563 in (14.3 mm)

0.563 x 1.874 in (14.3 x 47.6 mm)

1.874 in (47.6 mm)

CSA; UL

Fast

0895020.T

Littelfuse

Electric Fuse

Inline/Holder

58 V

20 A

Tab/Blade

400 J

-40 °C (-40 °F)

1 kA

40 ms

Bulk

0.571 in (14.5 mm)

0.472 in (12 mm)

58 V

0.63 in (16 mm)

ISO; SAE

125 °C (257 °F)

LVSP0020TX2

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

0481020.HX

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

0895020T

Littelfuse

Electric Fuse

Inline/Holder

58 V

20 A

Tab/Blade

400 J

-40 °C (-40 °F)

1 kA

40 ms

Bulk

0.571 in (14.5 mm)

0.472 in (12 mm)

58 V

0.63 in (16 mm)

ISO; SAE

125 °C (257 °F)

15NLE-20EL

Littelfuse

Electric Fuse

Inline/Holder

15.5 KV

20 A

End Cap

60 kA

15NLE-20E

3 in (76.2 mm)

3 x 23.874 in (76.2 x 606.4 mm)

23.874 in (606.4 mm)

SPXI020.TXB

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

20 A

End Cap

701 J

30 kA

4 m

Bulk

0.406 in (10.31 mm)

4.49 in (114.05 mm)

TUV; UL

0481020

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

20 A

End Cap

Tin

300 A

481

Rated Breaking Capacity at 125 VDC: 200 A

e3

Alarm

CSA; UL

0495020.Z

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

20 A

Tab/Blade

1.75 kJ

-40 °C (-40 °F)

1 kA

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

166.7000.5206

Littelfuse

Electric Fuse

Inline/Holder

80 V

20 A

Tab/Blade

475 J

Tin

166

Rated Breaking Capacity at 80 VDC: 1000A

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

0295020.MXJ

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)

20E-1CL-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

20 A

Tab/Blade

80 kA

4.75 in (120.65 mm)

4.75 x 15.13 in (120.65 x 384.3 mm)

15.13 in (384.3 mm)

Medium

CBO020

Littelfuse

Electric Fuse

Inline/Holder

32 V

20 A

Tab/Blade

10 kA

0.812 in (20.62 mm)

0.812 x 1.625 in (20.62 x 41.28 mm)

1.623 in (41.23 mm)

Fast

0HEV020.ZXISO

Littelfuse

Electric Fuse

Inline/Holder

450 V

20 A

Tab/Blade

268 J

-40 °C (-40 °F)

10 kA

50 ms

0.406 in (10.3 mm)

450 V

1.492 in (37.9 mm)

CSA; UL

125 °C (257 °F)

LA120X20-1

Littelfuse

Electric Fuse

Inline/Holder

1.2 KV

1 KV

20 A

End Cap

3.7 kJ

100 kA

Rated Breaking Capacity at 1000 VDC: 100000 A

0.811 in (20.6 mm)

1.2 KV

0.811 x 4.606 in (20.6 x 117 mm)

4.606 in (117 mm)

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.