Fuses

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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

JLLN110

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)

1.063 x 0.843 in (27 x 21.4 mm)

2.437 in (61.9 mm)

CE; CSA; CUL; UL

Fast

JLLN150

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

150 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

JLLN175

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

175 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

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

JLLN250

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

250 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

1.311 in (33.3 mm)

1.311 x 0.827 in (33.3 x 21 mm)

2.752 in (69.9 mm)

CE; CSA; CUL; UL

Fast

JLLN300

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

300 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

1.311 in (33.3 mm)

1.311 x 0.827 in (33.3 x 21 mm)

2.752 in (69.9 mm)

CE; CSA; CUL; UL

Fast

JLLN350

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

350 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

1.311 in (33.3 mm)

1.311 x 0.827 in (33.3 x 21 mm)

2.752 in (69.9 mm)

CE; CSA; CUL; UL

Fast

JLLN400

Littelfuse

Electric Fuse

Inline/Holder

300 V

125 V

400 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

1.311 in (33.3 mm)

1.311 x 0.827 in (33.3 x 21 mm)

2.752 in (69.9 mm)

CE; CSA; CUL; UL

Fast

235002

Littelfuse

Electric Fuse

Inline/Holder

250 V

2 A

End Cap

2.649 J

-55 °C (-67 °F)

Nickel

100 A

4 h

2.6

Bulk; Tape And Reel

0.205 in (5.2 mm)

Supplemental

250 V

60.3 mΩ

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)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Fast

235005

Littelfuse

Electric Fuse

Inline/Holder

125 V

5 A

End Cap

27.411 J

-55 °C (-67 °F)

10 kA

4 h

27.41

Bulk; Tape And Reel

0.205 in (5.2 mm)

Supplemental

125 V

18.4 mΩ

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)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Fast

235006

Littelfuse

Electric Fuse

Inline/Holder

125 V

6 A

End Cap

47.324 J

-55 °C (-67 °F)

Nickel

10 kA

4 h

47.325

Bulk; Tape And Reel

0.205 in (5.2 mm)

Supplemental

125 V

14.8 mΩ

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)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Fast

D0Z14G16

Littelfuse

Electric Fuse

Inline/Holder

380 V

250 V

16 A

End Cap

50 kA

D0Z1

Rated Breaking Capacity at 250 VDC: 50000 A

0.433 in (11 mm)

Indicator

0.433 x 1.417 in (11 x 36 mm)

1.417 in (36 mm)

DIN; IEC; VDE

Fast

D0Z14G4

Littelfuse

Electric Fuse

Inline/Holder

380 V

250 V

4 A

End Cap

50 kA

D0Z1

Rated Breaking Capacity at 250 VDC: 50000 A

0.433 in (11 mm)

Indicator

0.433 x 1.417 in (11 x 36 mm)

1.417 in (36 mm)

DIN; IEC; VDE

Fast

D0Z14G6

Littelfuse

Electric Fuse

Inline/Holder

380 V

250 V

6 A

End Cap

50 kA

D0Z1

Rated Breaking Capacity at 250 VDC: 50000 A

0.433 in (11 mm)

Indicator

0.433 x 1.417 in (11 x 36 mm)

1.417 in (36 mm)

DIN; IEC; VDE

Fast

D0Z18G63

Littelfuse

Electric Fuse

Inline/Holder

380 V

250 V

63 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

ATMR25

Mersen S A

Electric Fuse

Inline/Holder

600 V

600 V

25 A

End Cap

200 kA

Rated Breaking Capacity = 33.75A-10kA

Bulk

0.409 in (10.4 mm)

0.409 x 1.5 in (10.4 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

ATQ15

Mersen S A

Electric Fuse

Inline/Holder

500 V

15 A

End Cap

10 kA

0.394 in (10 mm)

500 V

0.394 x 1.496 in (10 x 38 mm)

1.496 in (38 mm)

CSA; UL

Time Delay

ATQ1

Mersen S A

Electric Fuse

Inline/Holder

500 V

1 A

End Cap

10 kA

0.394 in (10 mm)

500 V

0.394 x 1.496 in (10 x 38 mm)

1.496 in (38 mm)

CSA; UL

Time Delay

ATQ8

Mersen S A

Electric Fuse

Inline/Holder

500 V

8 A

End Cap

10 kA

0.394 in (10 mm)

500 V

0.394 x 1.496 in (10 x 38 mm)

1.496 in (38 mm)

CSA; UL

Time Delay

B1250T

Bourns

Electric Fuse

Surface Mount

600 V

1.25 A

End Cap

14 J

-55 °C (-67 °F)

Tin with Nickel barrier

Tape And Reel

0.38 in (9.65 mm)

0.12 in (3.05 mm)

e3

600 V

0.38 x 0.12 x 0.12 in (9.65 x 3.05 x 3.05 mm)

0.12 in (3.05 mm)

UL

125 °C (257 °F)

SLC015

Littelfuse

Electric Fuse

Inline/Holder

600 V

15 A

End Cap

100 kA

0.406 in (10.3 mm)

0.406 x 1.406 in (10.3 x 35.7 mm)

1.406 in (35.7 mm)

CSA; UL

Medium Time Delay

LA100URD73LI1000

Littelfuse

Electric Fuse

Inline/Holder

1.1 KV

1 kA

Tab/Blade

370 J

100 kA

2.933 in (74.5 mm)

2.933 in (74.5 mm)

2.933 x 2.933 x 2.854 in (74.5 x 74.5 x 72.5 mm)

2.854 in (72.5 mm)

UL

Very Fast

LA100URD73TTI1000

Littelfuse

Electric Fuse

Inline/Holder

1.1 KV

1 kA

End Cap

370 J

100 kA

LA

UL

Very Fast

997005

Littelfuse

Electric Fuse

Inline/Holder

58 V

5 A

Tab/Blade

-40 °C (-40 °F)

1 kA

Rated Breaking Capacity at 58 VDC: 1000 A

0.43 in (10.92 mm)

0.15 in (3.81 mm)

0.43 x 0.15 x 0.344 in (10.92 x 3.81 x 8.75 mm)

0.344 in (8.75 mm)

125 °C (257 °F)

Fast

997010

Littelfuse

Electric Fuse

Inline/Holder

58 V

10 A

Tab/Blade

-40 °C (-40 °F)

1 kA

Rated Breaking Capacity at 58 VDC: 1000 A

0.43 in (10.92 mm)

0.15 in (3.81 mm)

0.43 x 0.15 x 0.344 in (10.92 x 3.81 x 8.75 mm)

0.344 in (8.75 mm)

125 °C (257 °F)

Fast

997015

Littelfuse

Electric Fuse

Inline/Holder

58 V

15 A

Tab/Blade

-40 °C (-40 °F)

1 kA

Rated Breaking Capacity at 58 VDC: 1000 A

0.43 in (10.92 mm)

0.15 in (3.81 mm)

0.43 x 0.15 x 0.344 in (10.92 x 3.81 x 8.75 mm)

0.344 in (8.75 mm)

125 °C (257 °F)

Fast

39600630440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

63 mA

Pin Wire

9 mJ

-40 °C (-40 °F)

Tin

100 A

1 m

0.009

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

UL

85 °C (185 °F)

Time Lag

39600800000

Littelfuse

Electric Fuse

Through Hole Mount

125 V

80 mA

Pin Wire

14 mJ

-40 °C (-40 °F)

Tin

100 A

1 m

0.014

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

UL

85 °C (185 °F)

Time Lag

39600800440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

80 mA

Pin Wire

14 mJ

-40 °C (-40 °F)

Tin

100 A

1 m

0.014

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

UL

85 °C (185 °F)

Time Lag

39601000440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

100 mA

Pin Wire

25 mJ

-40 °C (-40 °F)

Tin

100 A

1 m

0.025

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

UL

85 °C (185 °F)

Time Lag

39601250000

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 mA

Pin Wire

44 mJ

-40 °C (-40 °F)

Tin

100 A

1 m

0.044

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

UL

85 °C (185 °F)

Time Lag

39601250440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 mA

Pin Wire

44 mJ

-40 °C (-40 °F)

Tin

100 A

1 m

0.044

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

UL

85 °C (185 °F)

Time Lag

39601600440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

160 mA

Pin Wire

58 mJ

-40 °C (-40 °F)

Tin

100 A

1 m

0.058

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

UL

85 °C (185 °F)

Time Lag

39602500440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

250 mA

Pin Wire

170 mJ

-40 °C (-40 °F)

Matte Tin

100 A

1 m

0.17

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

UL

85 °C (185 °F)

Time Lag

39606300000

Littelfuse

Electric Fuse

Through Hole Mount

125 V

630 mA

Pin Wire

750 mJ

-40 °C (-40 °F)

Tin

100 A

1 m

0.75

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

UL

85 °C (185 °F)

Time Lag

39611600440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

1.6 A

Pin Wire

5.2 J

-40 °C (-40 °F)

Tin

100 A

1 m

5.2

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

PSE; UL

85 °C (185 °F)

Time Lag

39612500000

Littelfuse

Electric Fuse

Through Hole Mount

125 V

2.5 A

Pin Wire

14 J

-40 °C (-40 °F)

Matte Tin

100 A

1 m

14

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

PSE; UL

85 °C (185 °F)

Time Lag

39208000000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

5.12 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

3.8

Ammo Pack

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

250 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

125 °C (257 °F)

Time Lag

39208000440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

5.12 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

3.8

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

250 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

125 °C (257 °F)

Time Lag

39211250440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.25 A

Pin Wire

11.95 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

9.75

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

250 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

CCC; CE; CUL; KC; PSE; VDE; UL

125 °C (257 °F)

Time Lag

39212500440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

47.81 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

32

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

250 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

CCC; CE; CUL; KC; PSE; VDE; UL

125 °C (257 °F)

Time Lag

39213150440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3.15 A

Pin Wire

78.39 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

55

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

250 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

CCC; CE; CUL; KC; PSE; VDE; UL

125 °C (257 °F)

Time Lag

39214000440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

4 A

Pin Wire

126.4 J

-40 °C (-40 °F)

Matte Tin

40 A

20 ms

100

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

250 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

CCC; CE; CUL; KC; PSE; VDE; UL

125 °C (257 °F)

Time Lag

39215000440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

5 A

Pin Wire

106.25 J

-40 °C (-40 °F)

Matte Tin

50 A

20 ms

90

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

250 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

CCC; CE; CUL; KC; PSE; VDE; UL

125 °C (257 °F)

Time Lag

39703500000

Littelfuse

Electric Fuse

Through Hole Mount

125 V

350 mA

Pin Wire

600 mJ

-40 °C (-40 °F)

Tin

50 A

3 m 20 s

0.38

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

0.315 in (8 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.157 in (4 mm)

CUL; UL

125 °C (257 °F)

Slow

39703500440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

350 mA

Pin Wire

600 mJ

-40 °C (-40 °F)

Tin

50 A

3 m 20 s

0.38

Bulk

0.335 in (8.5 mm)

0.315 in (8 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.157 in (4 mm)

CUL; UL

125 °C (257 °F)

Slow

39705000000

Littelfuse

Electric Fuse

Through Hole Mount

125 V

500 mA

Pin Wire

1.1 J

-40 °C (-40 °F)

Tin

50 A

3 m 20 s

0.79

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

0.315 in (8 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.157 in (4 mm)

CUL; UL

125 °C (257 °F)

Slow

39705000440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

500 mA

Pin Wire

1.1 J

-40 °C (-40 °F)

Tin

50 A

3 m 20 s

0.79

Bulk

0.335 in (8.5 mm)

0.315 in (8 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.157 in (4 mm)

CUL; UL

125 °C (257 °F)

Slow

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.