300 V Fuses 375

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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

LA30QS1200-128

Littelfuse

Electric Fuse

Inline/Holder

300 V

300 V

1.2 kA

End Cap

880 J

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

3 in (76.2 mm)

3 x 2.339 in (76.2 x 59.4 mm)

2.339 in (59.4 mm)

UL

Very Fast

LA30QS2500-128IL

Littelfuse

Electric Fuse

Inline/Holder

300 V

300 V

2.5 kA

End Cap

4 kJ

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

3.5 in (88.9 mm)

3.5 x 2.339 in (88.9 x 59.4 mm)

2.339 in (59.4 mm)

UL

Very Fast

02200037DAT1P

Littelfuse

Electric Fuse

Through Hole Mount

300 V

750 mA

Pin Wire

1.05 J

-55 °C (-67 °F)

Tin

35 A

4 h

1.05

0.177 in (4.5 mm)

Supplemental

e3

300 V

2AG

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CE, UL

125 °C (257 °F)

LMF6-1/4

Littelfuse

Electric Fuse

Inline/Holder

300 V

6.25 A

End Cap

10 kA

0.61 in (15.49 mm)

0.61 x 1.82 in (15.49 x 46.23 mm)

1.82 in (46.23 mm)

CSA; UL

Time Delay

JLLN800.XXP

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

800 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

2.063 in (52.4 mm)

300 V

3.374 in (85.7 mm)

CSE; CUL; UL

Fast

LMF005

Littelfuse

Electric Fuse

Inline/Holder

300 V

5 A

End Cap

10 kA

0.61 in (15.49 mm)

0.61 x 1.82 in (15.49 x 46.23 mm)

1.82 in (46.23 mm)

CSA; UL

Time Delay

LMF2-1/2

Littelfuse

Electric Fuse

Inline/Holder

300 V

2.5 A

End Cap

10 kA

0.61 in (15.49 mm)

0.61 x 1.82 in (15.49 x 46.23 mm)

1.82 in (46.23 mm)

CSA; UL

Time Delay

022060.75MXP

Littelfuse

Electric Fuse

Through Hole Mount

300 V

750 mA

Pin Wire

1.05 J

-55 °C (-67 °F)

Tin

100 A

4 h

1.05

Bulk

0.185 in (4.7 mm)

e3

300 V

2AG

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; UL

125 °C (257 °F)

Fast

LGR001

Littelfuse

Electric Fuse

Inline/Holder

300 V

1 A

End Cap

10 kA

0.61 in (15.49 mm)

0.61 x 1.82 in (15.49 x 46.23 mm)

1.82 in (46.23 mm)

CSA; UL

Fast

LA30QS175-4

Littelfuse

Electric Fuse

Inline/Holder

300 V

300 V

175 A

Tab/Blade

10 J

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.22 in (31 mm)

1.22 x 1.63 in (31 x 41.4 mm)

1.63 in (41.4 mm)

UL

Very Fast

LGR4

Littelfuse

Electric Fuse

Inline/Holder

300 V

4 A

End Cap

10 kA

0.61 in (15.49 mm)

0.61 x 1.82 in (15.49 x 46.23 mm)

1.82 in (46.23 mm)

CSA; UL

Fast

LA30QS300-4

Littelfuse

Electric Fuse

Inline/Holder

300 V

300 V

300 A

Tab/Blade

37 J

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.5 in (38.1 mm)

1.5 x 1.579 in (38.1 x 40.1 mm)

1.579 in (40.1 mm)

UL

Very Fast

JLLN045.TXP

Littelfuse

Electric Fuse

Inline/Holder

300 V

160 V

45 A

End Cap

200 kA

Rated Breaking Capacity at 160 VDC: 20000 A

0.563 in (14.3 mm)

300 V

0.874 in (22.2 mm)

CE; CSA; CUL; UL

Fast

JLLN080

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

80 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

0.811 in (20.6 mm)

0.811 x 0.843 in (20.6 x 21.4 mm)

2.157 in (54.8 mm)

CE; CSA; CUL; UL

Fast

JLLN100.V

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

100 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

0.811 in (20.6 mm)

300 V

2.157 in (54.8 mm)

CE; CSA; CUL; UL

Fast

LGR12

Littelfuse

Electric Fuse

Inline/Holder

300 V

12 A

End Cap

10 kA

0.61 in (15.49 mm)

0.61 x 1.82 in (15.49 x 46.23 mm)

1.82 in (46.23 mm)

CSA; UL

Fast

JLLN010.T

Littelfuse

Electric Fuse

Inline/Holder

300 V

160 V

10 A

End Cap

200 kA

Rated Breaking Capacity at 160 VDC: 50000 A

0.406 in (10.3 mm)

300 V

0.874 in (22.2 mm)

CE; CSA; CUL; UL

Fast

JLLN200

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

200 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

1.063 in (27 mm)

1.063 x 0.843 in (27 x 21.4 mm)

2.437 in (61.9 mm)

CE; CSA; CUL; UL

Fast

JLLN060.TXP

Littelfuse

Electric Fuse

Inline/Holder

300 V

160 V

60 A

End Cap

200 kA

Rated Breaking Capacity at 160 VDC: 20000 A

0.563 in (14.3 mm)

300 V

0.874 in (22.2 mm)

CE; CSA; CUL; UL

Fast

LA30QS600-4IL

Littelfuse

Electric Fuse

Inline/Holder

300 V

300 V

600 A

Tab/Blade

230 J

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.5 in (38.1 mm)

1.5 x 1.579 in (38.1 x 40.1 mm)

1.579 in (40.1 mm)

UL

Very Fast

0328021.MXP

Littelfuse

Electric Fuse

Inline/Holder

300 V

100 V

21 A

End Cap

4.8 kJ

-55 °C (-67 °F)

Nickel

200 A

2 m

Bulk

0.25 in (6.35 mm)

3AB

1.25 in (31.75 mm)

UL; VDE

125 °C (257 °F)

LMF.300

Littelfuse

Electric Fuse

Inline/Holder

300 V

300 mA

End Cap

10 kA

0.61 in (15.49 mm)

0.61 x 1.82 in (15.49 x 46.23 mm)

1.82 in (46.23 mm)

CSA; UL

Time Delay

LA30QS60-4

Littelfuse

Electric Fuse

Inline/Holder

300 V

300 V

60 A

Tab/Blade

2.7 J

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.72 in (18.3 mm)

0.72 x 1.63 in (18.3 x 41.4 mm)

1.63 in (41.4 mm)

UL

Very Fast

LMF02.8

Littelfuse

Electric Fuse

Inline/Holder

300 V

2.8 A

End Cap

10 kA

0.61 in (15.49 mm)

0.61 x 1.82 in (15.49 x 46.23 mm)

1.82 in (46.23 mm)

CSA; UL

Time Delay

2206.750P

Littelfuse

Electric Fuse

Through Hole Mount

300 V

750 mA

Pin Wire

-55 °C (-67 °F)

Tin

35 A

2206P

Tape And Reel

0.185 in (4.7 mm)

e3

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; UL

125 °C (257 °F)

Fast

JLLN125.XXP

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

125 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

1.063 in (27 mm)

300 V

2.437 in (61.9 mm)

CE; CSA; CUL; UL

Fast

JLLN002.T

Littelfuse

Electric Fuse

Inline/Holder

300 V

160 V

2 A

End Cap

200 kA

Rated Breaking Capacity at 160 VDC: 50000 A

0.406 in (10.3 mm)

300 V

0.874 in (22.2 mm)

CE; CSA; CUL; UL

Fast

02200036MRT1P

Littelfuse

Electric Fuse

Through Hole Mount

300 V

500 mA

Pin Wire

365 mJ

-55 °C (-67 °F)

Tin

35 A

4 h

0.365

0.177 in (4.5 mm)

Supplemental

e3

300 V

2AG

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CE, UL

125 °C (257 °F)

80713150440

Littelfuse

Electric Fuse

Through Hole Mount

300 V

300 V

3.15 A

Wire

21.294 kJ

-40 °C (-40 °F)

Tin

100 A

1 s

Bulk

0.488 in (12.4 mm)

0.252 in (6.4 mm)

e3

300 V

0.488 x 0.252 x 0.362 in (12.4 x 6.4 x 9.2 mm)

0.362 in (9.2 mm)

IEC; CUL; PSE; UL

125 °C (257 °F)

Time Lag

JLLN060

Littelfuse

Electric Fuse

Inline/Holder

300 V

160 V

60 A

End Cap

200 kA

Rated Breaking Capacity at 160 VDC: 20000 A

0.563 in (14.3 mm)

0.563 x 0.874 in (14.3 x 22.2 mm)

0.874 in (22.2 mm)

CE; CSA; CUL; UL

Fast

JLLN015.T

Littelfuse

Electric Fuse

Inline/Holder

300 V

160 V

15 A

End Cap

200 kA

Rated Breaking Capacity at 160 VDC: 50000 A

0.406 in (10.3 mm)

300 V

0.874 in (22.2 mm)

CE; CSA; CUL; UL

Fast

LMF.500

Littelfuse

Electric Fuse

Inline/Holder

300 V

500 mA

End Cap

10 kA

0.61 in (15.49 mm)

0.61 x 1.82 in (15.49 x 46.23 mm)

1.82 in (46.23 mm)

CSA; UL

Time Delay

JLLN020.T

Littelfuse

Electric Fuse

Inline/Holder

300 V

160 V

20 A

End Cap

200 kA

Rated Breaking Capacity at 160 VDC: 50000 A

0.406 in (10.3 mm)

300 V

0.874 in (22.2 mm)

CE; CSA; CUL; UL

Fast

LMF4

Littelfuse

Electric Fuse

Inline/Holder

300 V

4 A

End Cap

10 kA

0.61 in (15.49 mm)

0.61 x 1.82 in (15.49 x 46.23 mm)

1.82 in (46.23 mm)

CSA; UL

Time Delay

LGR9

Littelfuse

Electric Fuse

Inline/Holder

300 V

9 A

End Cap

10 kA

0.61 in (15.49 mm)

0.61 x 1.82 in (15.49 x 46.23 mm)

1.82 in (46.23 mm)

CSA; UL

Fast

JLLN450P

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

450 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

1.594 in (40.5 mm)

3.063 in (77.8 mm)

CE; CSA; CUL; UL

Fast

JLLN110P

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

110 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

1.063 in (27 mm)

2.437 in (61.9 mm)

CE; CSA; CUL; UL

Fast

JLLN090P

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

90 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

0.811 in (20.6 mm)

2.157 in (54.8 mm)

CE; CSA; CUL; UL

Fast

JLLN1100X

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

1.1 kA

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

2.5 in (63.5 mm)

4 in (101.6 mm)

CSE; CUL; UL

Fast

JLLN035P

Littelfuse

Electric Fuse

Inline/Holder

300 V

160 V

35 A

End Cap

200 kA

Rated Breaking Capacity at 160 VDC: 20000 A

0.563 in (14.3 mm)

0.874 in (22.2 mm)

CE; CSA; CUL; UL

Fast

JLLN045P

Littelfuse

Electric Fuse

Inline/Holder

300 V

160 V

45 A

End Cap

200 kA

Rated Breaking Capacity at 160 VDC: 20000 A

0.563 in (14.3 mm)

0.874 in (22.2 mm)

CE; CSA; CUL; UL

Fast

JLLN060P

Littelfuse

Electric Fuse

Inline/Holder

300 V

160 V

60 A

End Cap

200 kA

Rated Breaking Capacity at 160 VDC: 20000 A

0.563 in (14.3 mm)

0.874 in (22.2 mm)

CE; CSA; CUL; UL

Fast

JLLN003P

Littelfuse

Electric Fuse

Inline/Holder

300 V

160 V

3 A

End Cap

200 kA

Rated Breaking Capacity at 160 VDC: 50000 A

0.406 in (10.3 mm)

0.874 in (22.2 mm)

CE; CSA; CUL; UL

Fast

JLLN050P

Littelfuse

Electric Fuse

Inline/Holder

300 V

160 V

50 A

End Cap

200 kA

Rated Breaking Capacity at 160 VDC: 20000 A

0.563 in (14.3 mm)

0.874 in (22.2 mm)

CE; CSA; CUL; UL

Fast

JLLN001P

Littelfuse

Electric Fuse

Inline/Holder

300 V

160 V

1 A

End Cap

200 kA

Rated Breaking Capacity at 160 VDC: 50000 A

0.406 in (10.3 mm)

0.874 in (22.2 mm)

CE; CSA; CUL; UL

Fast

JLLN1000P

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

1 kA

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

2.5 in (63.5 mm)

4 in (101.6 mm)

CSE; CUL; UL

Fast

JLLN070P

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

70 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

0.811 in (20.6 mm)

2.157 in (54.8 mm)

CE; CSA; CUL; UL

Fast

JLLN1200P

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

1.2 kA

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

2.5 in (63.5 mm)

4 in (101.6 mm)

CSE; CUL; UL

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.