1 KV Fuses 555

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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

PSR073FL0400Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

400 A

Threaded

19.797 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.953 in (75 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

0SPF004.HXR

Littelfuse

Electric Fuse

Inline/Holder

1 KV

4 A

End Cap

23 J

Nickel

20 kA

4 m

Bulk

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; TUV; UL

Fast

SPFR300.X

Littelfuse

Electric Fuse

Inline/Holder

1 KV

300 A

Tab/Blade

10 kA

2.594 in (65.9 mm)

7.478 in (189.94 mm)

UL

Fast

PSR070FL0280Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

280 A

Threaded

11.844 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

LA120X5-1

Littelfuse

Electric Fuse

Inline/Holder

1.2 KV

1 KV

5 A

End Cap

190 J

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

SPF008

Littelfuse

Electric Fuse

Inline/Holder

1 KV

8 A

End Cap

198.96 J

20 kA

4 m

0.406 in (10.31 mm)

Midget

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE, IEC, UL, VDE

PSR070FL0200Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

200 A

Threaded

4.177 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

LA120XA1/2-1

Littelfuse

Electric Fuse

Inline/Holder

1.2 KV

1 KV

500 mA

End Cap

1.9 J

100 kA

LA120X

Rated Breaking Capacity at 1000 VDC: 100000 A

0.811 in (20.6 mm)

0.811 x 4.606 in (20.6 x 117 mm)

4.606 in (117 mm)

Very Fast

SPFI020.T

Littelfuse

Electric Fuse

Inline/Holder

1 KV

20 A

End Cap

1.313 kJ

20 kA

4 m

1313

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

SPF002R

Littelfuse

Electric Fuse

Through Hole Mount

1 KV

2 A

Pin Wire

20 kA

1.53 in (38.86 mm)

1.53 x 0.5 in (38.86 x 12.7 mm)

0.5 in (12.7 mm)

UL

0508.315MXEP

Littelfuse

Electric Fuse

Through Hole Mount

1 KV

1 KV

315 mA

Pin Wire

71 mJ

-55 °C (-67 °F)

10 kA

Bulk

0.275 in (6.99 mm)

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CUL; UL

125 °C (257 °F)

PSR070UL0100Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

100 A

Tab/Blade

974 J

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.823 in (71.7 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CUL; UL

125 °C (257 °F)

Fast

0SPF006.HXR

Littelfuse

Electric Fuse

Inline/Holder

1 KV

6 A

End Cap

80 J

Nickel

20 kA

4 m

Bulk

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; TUV; UL

Fast

SPF003R

Littelfuse

Electric Fuse

Through Hole Mount

1 KV

3 A

Pin Wire

20 kA

1.53 in (38.86 mm)

1.53 x 0.5 in (38.86 x 12.7 mm)

0.5 in (12.7 mm)

UL

PSR070FS0063Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

63 A

Threaded

273 J

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CUL; UL

125 °C (257 °F)

Fast

0SPF015.HXR

Littelfuse

Electric Fuse

Inline/Holder

1 KV

15 A

End Cap

505 J

20 kA

4 m

Bulk

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; TUV; UL

Fast

SPF001

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1 A

End Cap

20 kA

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

UL

SPFI015.L

Littelfuse

Electric Fuse

Inline/Holder

1 KV

15 A

End Cap

505 J

20 kA

4 m

505

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

0SPF030.HXR

Littelfuse

Electric Fuse

Inline/Holder

1 KV

30 A

End Cap

3.29 kJ

50 kA

4 m

Bulk

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; TUV; UL

Fast

SPF0030R

Littelfuse

Electric Fuse

Through Hole Mount

1 KV

30 A

Pin Wire

20 kA

1.53 in (38.86 mm)

1.53 x 0.5 in (38.86 x 12.7 mm)

0.5 in (12.7 mm)

UL

PSR071FL0350Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

350 A

Threaded

23.301 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

2.028 in (51.5 mm)

Indicator

3.402 in (86.4 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

PSR072FS0400Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

400 A

Threaded

27.112 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.953 in (75 mm)

2.362 in (60 mm)

Indicator

3.736 in (94.9 mm)

CUL; UL

125 °C (257 °F)

Fast

0SPF002.TXS

Littelfuse

Electric Fuse

Inline/Holder

1 KV

2 A

End Cap

5 J

Silver

20 kA

4 m

Bulk

0.406 in (10.31 mm)

e4

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CE; CSA; IEC; UL

SPFR400.X

Littelfuse

Electric Fuse

Inline/Holder

1 KV

400 A

Tab/Blade

10 kA

2.594 in (65.9 mm)

7.478 in (189.94 mm)

UL

Fast

SPFJ160L

Littelfuse

Electric Fuse

Inline/Holder

600 V

1 KV

160 A

Tab/Blade

60.1 kJ

200 kA

10 m

Rated Breaking Capacity at 1000 VDC: 20000 A

1.5 in (38.1 mm)

Midget

3.012 in (76.5 mm)

CE; IEC; UL

SPF025

Littelfuse

Electric Fuse

Inline/Holder

1 KV

25 A

End Cap

1.937 kJ

20 kA

40 m

0.406 in (10.31 mm)

Midget

1.5 in (38.1 mm)

CCC; CE; IEC; UL; VDE

SPF0030

Littelfuse

Electric Fuse

Inline/Holder

1 KV

30 A

End Cap

20 kA

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

UL

SPF008R

Littelfuse

Electric Fuse

Through Hole Mount

1 KV

8 A

Pin Wire

20 kA

1.53 in (38.86 mm)

1.53 x 0.5 in (38.86 x 12.7 mm)

0.5 in (12.7 mm)

UL

PSR073UL0450X

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

450 A

Tab/Blade

29.834 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.921 in (74.2 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

0SPF012.HXS

Littelfuse

Electric Fuse

Inline/Holder

1 KV

12 A

End Cap

642 J

Silver

20 kA

4 m

Bulk

0.406 in (10.31 mm)

e4

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CE; CSA; IEC; UL

SPFJ450

Littelfuse

Electric Fuse

Inline/Holder

600 V

1 KV

450 A

Tab/Blade

565.333 kJ

200 kA

14 m

Rated Breaking Capacity at 1000 VDC: 20000 A

2.5 in (63.5 mm)

Midget

2.5 x 3.752 in (63.5 x 95.3 mm)

3.752 in (95.3 mm)

CE; IEC; UL; VDE

0SPF004.HXS

Littelfuse

Electric Fuse

Inline/Holder

1 KV

4 A

End Cap

23 J

Silver

20 kA

4 m

Bulk

0.406 in (10.31 mm)

e4

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CE; CSA; IEC; UL

SPFI004

Littelfuse

Electric Fuse

Inline/Holder

1 KV

4 A

Ferrule

23.031 J

Nickel

20 kA

4 m

0.406 in (10.31 mm)

Midget

2.5 in (63.5 mm)

CE; UL

PSR073FS0500Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

500 A

Threaded

42.751 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.953 in (75 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

SPF0025

Littelfuse

Electric Fuse

Inline/Holder

1 KV

25 A

End Cap

20 kA

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

UL

0SPF005.HXR

Littelfuse

Electric Fuse

Inline/Holder

1 KV

5 A

End Cap

43 J

Nickel

20 kA

4 m

Bulk

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; TUV; UL

Fast

SPF002

Littelfuse

Electric Fuse

Inline/Holder

1 KV

2 A

End Cap

4.755 J

20 kA

4 m

0.406 in (10.31 mm)

Midget

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE, IEC, UL, VDE

SPFJ200

Littelfuse

Electric Fuse

Inline/Holder

600 V

1 KV

200 A

Tab/Blade

108 kJ

200 kA

10 m

Rated Breaking Capacity at 1000 VDC: 20000 A

1.5 in (38.1 mm)

Midget

1.5 x 3 in (38.1 x 76.2 mm)

3.012 in (76.5 mm)

CE; IEC; UL

SPFI004.L

Littelfuse

Electric Fuse

Inline/Holder

1 KV

4 A

End Cap

23 J

20 kA

4 m

23

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

LA120X1-1

Littelfuse

Electric Fuse

Inline/Holder

1.2 KV

1 KV

1 A

End Cap

7.5 J

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

PSR071FL0160Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

160 A

Threaded

2.756 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

2.028 in (51.5 mm)

Indicator

3.402 in (86.4 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

SPF0015

Littelfuse

Electric Fuse

Inline/Holder

1 KV

15 A

End Cap

20 kA

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

UL

PSR070FS0350Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

350 A

Threaded

22.963 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR073FS0700Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

700 A

Threaded

158.097 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.953 in (75 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR073UL0400X

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

400 A

Tab/Blade

19.797 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.921 in (74.2 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

SPFI006.T

Littelfuse

Electric Fuse

Inline/Holder

1 KV

6 A

End Cap

80 J

20 kA

4 m

80

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

SPFI02.5L

Littelfuse

Electric Fuse

Inline/Holder

1 KV

2.5 A

End Cap

7.5 J

20 kA

4 m

7.5

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

SPF012

Littelfuse

Electric Fuse

Inline/Holder

1 KV

12 A

End Cap

599.198 J

20 kA

40 m

0.406 in (10.31 mm)

Midget

1.5 in (38.1 mm)

CCC; CE; IEC; UL; VDE

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.