50 A Fuses 372

Reset All
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

FLSR050.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

50 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

1.063 in (27 mm)

Indicator

5.5 in (139.7 mm)

CSA; UL

Time Delay

0293850.U

Littelfuse

Electric Fuse

Inline/Holder

32 V

50 A

Tab/Blade

-40 °C (-40 °F)

40 ms

0.669 in (17 mm)

0.52 in (13.2 mm)

1.059 in (26.9 mm)

125 °C (257 °F)

FLNR050.TXID

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

50 A

End Cap

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

Bulk

0.815 in (20.7 mm)

Indicator

3 in (76.2 mm)

CSA; UL

Time Delay

0MAX050.X

Littelfuse

Electric Fuse

Inline/Holder

32 V

50 A

Tab/Blade

11.3 kJ

-40 °C (-40 °F)

1 kA

40 ms

Box

1.15 in (29.2 mm)

0.346 in (8.8 mm)

0.85 in (21.6 mm)

UL

125 °C (257 °F)

Slow

0MAX050.XP

Littelfuse

Electric Fuse

Inline/Holder

32 V

50 A

Tab/Blade

11.3 kJ

-40 °C (-40 °F)

1 kA

40 ms

Bulk

1.15 in (29.2 mm)

0.346 in (8.8 mm)

0.85 in (21.6 mm)

UL

125 °C (257 °F)

Slow

L70QS050

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 V

50 A

Tab/Blade

196 J

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 700 VDC: 50000 A

1 in (25.4 mm)

2.875 in (73.03 mm)

CUL; UL

125 °C (257 °F)

Very Fast

KLNR0050

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

50 A

End Cap

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

0.811 in (20.6 mm)

3 in (76.2 mm)

CE; CSA; UL

Fast

0PAL050.XPA

Littelfuse

Electric Fuse

Inline/Holder

50 A

Tab/Blade

Blister

0PAL250.XP

Littelfuse

Electric Fuse

Inline/Holder

50 A

Tab/Blade

Blister

0PAL450.XPA

Littelfuse

Electric Fuse

Inline/Holder

50 A

Tab/Blade

Blister

0PAL450.XP

Littelfuse

Electric Fuse

Inline/Holder

50 A

Tab/Blade

Blister

L15S050.T

Littelfuse

Electric Fuse

Inline/Holder

150 V

150 V

50 A

End Cap

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 150 VDC: 20000 A

Box

0.406 in (10.3 mm)

2 in (50.8 mm)

CSA; UL

125 °C (257 °F)

Very Fast

L60S050.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

50 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

0.811 in (20.6 mm)

2.78 in (70.6 mm)

CSA; UL

125 °C (257 °F)

Very Fast

KLSR0050

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

50 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.063 in (27 mm)

5.5 in (139.7 mm)

CE; CSA; UL

Fast

0RLN050.T

Littelfuse

Electric Fuse

Inline/Holder

250 V

50 A

End Cap

10 kA

0.811 in (20.6 mm)

3 in (76.2 mm)

CE; CSA; UL

0PAL050.X

Littelfuse

Electric Fuse

Inline/Holder

50 A

Tab/Blade

Bulk

LLNRK050.V

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

50 A

End Cap

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

0.811 in (20.6 mm)

3 in (76.2 mm)

CE; CSA; UL; QPL

Time Delay

0KLC050.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

50 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

0.811 in (20.6 mm)

2.752 in (69.9 mm)

CSA; UL

125 °C (257 °F)

Very Fast

LLSRK050.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

50 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.063 in (27 mm)

Indicator

5.5 in (139.7 mm)

CE; CSA; UL; QPL

Time Delay

0PAL050.XP

Littelfuse

Electric Fuse

Inline/Holder

50 A

Tab/Blade

Blister

0PAL450.X

Littelfuse

Electric Fuse

Inline/Holder

50 A

Tab/Blade

Bulk

0PAL250.XPA

Littelfuse

Electric Fuse

Inline/Holder

50 A

Tab/Blade

Blister

0RLS050.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

50 A

End Cap

10 kA

1.063 in (27 mm)

5.5 in (139.7 mm)

CE; CSA; UL

0PAL250.X

Littelfuse

Electric Fuse

Inline/Holder

50 A

Tab/Blade

Bulk

PSR070DL0050Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

50 A

Tab/Blade

177 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)

CCC; CUL; UL

125 °C (257 °F)

Fast

PSR030DS0050Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

50 A

Tab/Blade

110 J

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.878 in (47.7 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

PSR030DL0050Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

50 A

Tab/Blade

110 J

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.878 in (47.7 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

0TLS050.TXMB

Littelfuse

Electric Fuse

Inline/Holder

170 V

50 A

Tab/Blade

100 kA

Bulk

0.563 in (14.3 mm)

0.877 in (22.28 mm)

CUL; IEC; TUV; UL

0TLS050.TXLR

Littelfuse

Electric Fuse

Inline/Holder

170 V

50 A

Tab/Blade

100 kA

Bulk

0.563 in (14.3 mm)

0.877 in (22.28 mm)

CUL; IEC; TUV; UL

0TLS050.ZXLR

Littelfuse

Electric Fuse

Inline/Holder

170 V

50 A

Tab/Blade

100 kA

Bulk

0.563 in (14.3 mm)

0.877 in (22.28 mm)

CUL; IEC; TUV; UL

0TLS050.T

Littelfuse

Electric Fuse

Inline/Holder

170 V

50 A

End Cap

100 kA

Bulk

0.563 in (14.3 mm)

0.877 in (22.28 mm)

CUL; IEC; TUV; UL

0TLS050.ZXLSE

Littelfuse

Electric Fuse

Inline/Holder

170 V

50 A

Tab/Blade

100 kA

Bulk

0.563 in (14.3 mm)

0.877 in (22.28 mm)

CUL; IEC; TUV; UL

0TLS050.TXLSE

Littelfuse

Electric Fuse

Inline/Holder

170 V

50 A

Tab/Blade

100 kA

Bulk

0.563 in (14.3 mm)

0.877 in (22.28 mm)

CUL; IEC; TUV; UL

0TLS050.SLSA

Littelfuse

Electric Fuse

Inline/Holder

170 V

50 A

Tab/Blade

Silver

100 kA

Bulk

0.563 in (14.3 mm)

e4

0.877 in (22.28 mm)

CUL; IEC; TUV; UL

07945825247

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

50 A

Tab/Blade

110 J

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.878 in (47.7 mm)

1.693 in (43 mm)

Indicator

1.929 in (49 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR030UL0050

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

50 A

Tab/Blade

110 J

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.878 in (47.7 mm)

1.693 in (43 mm)

Indicator

1.929 in (49 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.