500 V Fuses 931

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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

592004

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

4 A

End Cap

Nickel

592

7945894965

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

8 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

LA50QS70-4

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

70 A

Tab/Blade

1.9 J

200 kA

Rated Breaking Capacity at 500 VDC: 100000 A

1 in (25.4 mm)

500 V

1 x 2.13 in (25.4 x 54.1 mm)

2.13 in (54.1 mm)

CSA; UL

Fast

L50S200

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

200 A

Tab/Blade

200 kA

Rated Breaking Capacity at 450 VDC: 20000 A

1.22 in (31 mm)

1.22 x 2.126 in (31 x 54 mm)

2.126 in (54 mm)

CE; CSA; UL

Very Fast

NH00CG16

Littelfuse

Electric Fuse

Inline/Holder

500 V

440 V

16 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

0FLQ04.5T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

4.5 A

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

051406.3MXEP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

6.3 A

Pin Wire

13.5 J

-55 °C (-67 °F)

5 kA

2 m

Bulk

0.275 in (6.985 mm)

3AB

1.288 in (32.72 mm)

125 °C (257 °F)

Fast

7945894976

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

3.2 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

NH1M160

Littelfuse

Electric Fuse

Inline/Holder

500 V

440 V

160 A

Tab/Blade

120 kA

Rated Breaking Capacity at 440 VDC: 25000 A

2.559 in (65 mm)

1.575 in (40 mm)

Indicator

2.559 x 1.575 x 2.835 in (65 x 40 x 72 mm)

2.835 in (72 mm)

VDE

DZ33F50

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

50 A

End Cap

80 kA

DZ

Rated Breaking Capacity at 500 VDC: 80000 A

1.063 in (27 mm)

Indicator

1.063 x 1.969 in (27 x 50 mm)

1.969 in (50 mm)

DIN; IEC; VDE

Fast

FLQ4/10

Littelfuse

Electric Fuse

Inline/Holder

500 V

400 mA

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

Slow

0FLQ2.25HXR

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

2.25 A

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

FLQ03.2T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

3.2 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

0FLQ1.25T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

1.25 A

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

NH1CG40

Littelfuse

Electric Fuse

Inline/Holder

500 V

440 V

40 A

Tab/Blade

120 kA

Rated Breaking Capacity at 440 VDC: 25000 A

2.22 in (56.4 mm)

1.181 in (30 mm)

Indicator

2.22 x 1.181 x 2.835 in (56.4 x 30 x 72 mm)

2.835 in (72 mm)

VDE

FLQ.125T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

125 mA

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

0FLQ04.5HXR

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

4.5 A

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

DZ16T16

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

16 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

FLQ.300R

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

300 mA

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

NH00G125

Littelfuse

Electric Fuse

Inline/Holder

500 V

440 V

125 A

Tab/Blade

120 kA

Rated Breaking Capacity at 440 VDC: 25000 A

2.22 in (56.4 mm)

1.181 in (30 mm)

Indicator

2.22 x 1.181 x 2.126 in (56.4 x 30 x 54 mm)

2.126 in (54 mm)

VDE

3581800002

Littelfuse

Electric Fuse

Inline/Holder

500 V

8 A

End Cap

250 J

-25 °C (-13 °F)

Nickel

1.5 kA

10 ms

Bulk

0.248 in (6.3 mm)

500 V

10 ms

3AB

0.248 x 1.26 in (6.3 x 32 mm)

1.26 in (32 mm)

UL

85 °C (185 °F)

Time Lag

NH00CM50

Littelfuse

Electric Fuse

Inline/Holder

500 V

440 V

50 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

CY10X38G1

Littelfuse

Electric Fuse

Inline/Holder

500 V

1 A

End Cap

120 kA

0.394 in (10 mm)

500 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

Fast

KLH20

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

20 A

End Cap

200 kA

KLH

Rated Breaking Capacity at 450 VDC: 20000 A

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

Fast

FLQ03.5T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

3.5 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

CY10X38G10

Littelfuse

Electric Fuse

Inline/Holder

500 V

10 A

End Cap

120 kA

0.394 in (10 mm)

500 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

Fast

CY10X38G32

Littelfuse

Electric Fuse

Inline/Holder

500 V

32 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

Fast

NH00CG80

Littelfuse

Electric Fuse

Inline/Holder

500 V

440 V

80 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

2311800000

Littelfuse

Electric Fuse

Inline/Holder

500 V

8 A

End Cap

10 J

-25 °C (-13 °F)

1 kA

Bulk

0.248 in (6.3 mm)

1 ms

0.248 x 1.26 in (6.3 x 32 mm)

0.126 in (3.2 mm)

70 °C (158 °F)

Very Fast

FLQ.500T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

500 mA

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

FLQ03.5

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

3.5 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

NH0G25

Littelfuse

Electric Fuse

Inline/Holder

500 V

440 V

25 A

Tab/Blade

120 kA

Rated Breaking Capacity at 440 VDC: 25000 A

2.1 in (53.34 mm)

1.181 in (30 mm)

Indicator

2.1 x 1.181 x 2.76 in (53.34 x 30 x 70.11 mm)

2.76 in (70.11 mm)

VDE

CY10X38M6

Littelfuse

Electric Fuse

Inline/Holder

500 V

6 A

End Cap

120 kA

0.394 in (10 mm)

500 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

FLQ001

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

1 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

0477001.MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

500 V

400 V

1 A

Pin Wire

1.8 J

-55 °C (-67 °F)

100 A

10 ms

Pre Arcing Time: Open within 0.01 s at 1000% Rated Current; Rated Breaking Capacity at 400 VDC: 1500 A

Tape And Reel, 2 inch

0.217 in (5.5 mm)

0.197 x 0.787 in (5 x 20 mm)

0.846 in (21.5 mm)

CUL; PSE; SEMKO; UL; VDE

125 °C (257 °F)

Time Delay

0527030.UXTHP

Littelfuse

Electric Fuse

Inline/Holder

500 V

30 A

Tab/Blade

700 J

-55 °C (-67 °F)

10 kA

2 m

Tray

0.293 in (7.45 mm)

0.236 x 1.26 in (6 x 32 mm)

1.352 in (34.35 mm)

CUL; UL

125 °C (257 °F)

0607040.UXTHP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

500 V

40 A

Pin Wire

2.57 kJ

-55 °C (-67 °F)

10 kA

2 m

Tray

0.482 in (12.25 mm)

0.394 x 1.26 in (10 x 32 mm)

1.315 in (33.4 mm)

CUL; TUV; UL

125 °C (257 °F)

0607063.UXTHP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

500 V

63 A

Pin Wire

7.06 kJ

-55 °C (-67 °F)

5 kA

2 m

Rated Breaking Capacity at 500 VDC: 10000 A

Tray

0.482 in (12.25 mm)

0.394 x 1.26 in (10 x 32 mm)

1.315 in (33.4 mm)

CUL; TUV; UL

125 °C (257 °F)

0504020.MX52LEP

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)

0526040.ZXISOP

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

40 A

Tab/Blade

2.34 kJ

-55 °C (-67 °F)

10 kA

2 m

Tray

0.45 in (11.43 mm)

0.394 x 1.26 in (10 x 32 mm)

1.386 in (35.2 mm)

CUL; UL

125 °C (257 °F)

0504030.MX52LEP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

420 V

30 A

Pin Wire

2.6 kJ

-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)

0607050.UXTHP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

500 V

50 A

Pin Wire

4.23 kJ

-55 °C (-67 °F)

10 kA

2 m

Tray

0.482 in (12.25 mm)

0.394 x 1.26 in (10 x 32 mm)

1.315 in (33.4 mm)

CUL; TUV; UL

125 °C (257 °F)

0526040.UXTHP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

500 V

40 A

Flat

2.34 kJ

-55 °C (-67 °F)

10 kA

2 m

Tray

0.442 in (11.22 mm)

0.394 x 1.26 in (10 x 32 mm)

1.378 in (35 mm)

CUL; UL

125 °C (257 °F)

0526030.ZXISOP

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

30 A

Tab/Blade

1.07 kJ

-55 °C (-67 °F)

10 kA

2 m

Tray

0.45 in (11.43 mm)

0.394 x 1.26 in (10 x 32 mm)

1.386 in (35.2 mm)

CUL; UL

125 °C (257 °F)

0504025.MX52LEP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

420 V

25 A

Pin Wire

1.5 kJ

-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)

PSR032UL1400X

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

1.4 kA

Tab/Blade

551.749 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 450 VDC: 150000 A

Bulk

2.362 in (60 mm)

1.937 in (49.2 mm)

Indicator

3.736 in (94.9 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR032DS1400X

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

1.4 kA

Tab/Blade

551.749 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 450 VDC: 150000 A

Bulk

2.362 in (60 mm)

1.937 in (49.2 mm)

Indicator

3.736 in (94.9 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR032DS1500X

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

1.5 kA

Tab/Blade

673.36 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 450 VDC: 150000 A

Bulk

2.362 in (60 mm)

1.937 in (49.2 mm)

Indicator

3.736 in (94.9 mm)

CUL; UL

125 °C (257 °F)

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.