6.3 A Fuses 360

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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

46406.3

Littelfuse

Electric Fuse

Surface Mount

250 V

6.3 A

End Cap

40 J

-55 °C (-67 °F)

Silver

100 A

Tape And Reel

0.476 in (12.1 mm)

0.177 in (4.5 mm)

e4

0.476 x 0.177 x 0.177 in (12.1 x 4.5 x 4.5 mm)

0.177 in (4.5 mm)

CCC; METI; UL; VDE

125 °C (257 °F)

Fast

21606.3XE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

6.3 A

Pin Wire

57.9 J

1.5 kA

0.236 in (6 mm)

0.236 x 0.886 in (6 x 22.5 mm)

0.886 in (22.5 mm)

BSI; CCC; CSA; IEC; KTL; METI; PSE; SEMKO; UL; VDE

Fast

31506.3P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

242 J

Matte Tin

200 A

0.275 in (6.99 mm)

e3

0.275 x 1.275 in (6.99 x 32.39 mm)

1.275 in (32.39 mm)

CE; CSA; METI; PSE; UL

Slow

023306.3XE

Littelfuse

Electric Fuse

Through Hole Mount

125 V

6.3 A

Pin Wire

156 J

10 kA

233

0.228 in (5.8 mm)

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

CSA; KTL; PSE; UL

Medium

37216300431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

138.915 J

-40 °C (-40 °F)

Matte Tin

50 A

20 ms

105

Bulk

0.335 in (8.5 mm)

e3

250 V

TR5

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; CE; CUL; KC; UL; VDE

85 °C (185 °F)

Time Lag

087406.3MRET1P

Littelfuse

Electric Fuse

6.3 A

Pin Wire

-55 °C (-67 °F)

50 A

4 h

22.9

Tape And Reel

0.142 in (3.6 mm)

250 V

0.142 x 0.394 in (3.6 x 10 mm)

0.394 in (10 mm)

UL

125 °C (257 °F)

Fast

021606.3TXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

56.43 J

-55 °C (-67 °F)

Tin

1.2 kA

Bulk

0.228 in (5.8 mm)

e3

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

CCC; CE; CSA; KTL; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Fast

37216300000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

105 J

-40 °C (-40 °F)

Matte Tin

50 A

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

e3

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CQC; KTL; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

021606.3EP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

56.43 J

-55 °C (-67 °F)

Matte Tin

1.5 kA

0.228 in (5.8 mm)

e3

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

CCC; CE; CSA; KTL; PSE; SEMKO; UL; VDE

125 °C (257 °F)

Fast

021806.3MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

198.5 J

-55 °C (-67 °F)

Nickel

63 A

198.5

Tape And Reel

0.228 in (5.8 mm)

Supplemental

250 V

0.197 x 0.787 in (5 x 20 mm)

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

CCC; CE; CSA; IEC; KC; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

021806.3MXF34P

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

198.5 J

-55 °C (-67 °F)

Tin with Nickel barrier

63 A

Pre Arcing Time: Open within 0.02 s at 1000% Rated Current

Bulk

0.205 in (5.2 mm)

e3

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

BSI; CCC; CE; CSA; IEC; KC; PSE; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

3721630041

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

105 J

-40 °C (-40 °F)

Matte Tin

50 A

Bulk

0.335 in (8.5 mm)

e3

20 ms

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CQC; KTL; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

1811630000

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

115 J

-40 °C (-40 °F)

Tin

1.5 kA

181

Bulk

0.205 in (5.2 mm)

e3

20 ms

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

BSI; CCC; CUL; IEC; METI; PSE; SEMKO; SEV; UL; VDE

85 °C (185 °F)

Time Lag

040016300440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

318.71 J

-40 °C (-40 °F)

Tin

130 A

20 ms

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

TE5

0.315 in (8 mm)

CQC; CUL; KTL; PSE; UL; VDE

85 °C (185 °F)

Time Lag

031306.3HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

242 J

-55 °C (-67 °F)

Nickel

200 A

4 h

242

Bulk

0.25 in (6.35 mm)

Supplemental

250 V

3AG

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Time Lag

3721630043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

105 J

-40 °C (-40 °F)

Matte Tin

50 A

Bulk

0.335 in (8.5 mm)

e3

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CQC; KTL; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

066506.3MALL

Littelfuse

Electric Fuse

6.3 A

-40 °C (-40 °F)

50 A

4 h

287

0.335 in (8.5 mm)

250 V

0.335 x 0.333 in (8.5 x 8.45 mm)

0.333 in (8.45 mm)

CSA, UL

85 °C (185 °F)

Time Lag

21606.3PV

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

56.429 J

-55 °C (-67 °F)

Matte Tin

1.5 kA

216P

Bulk

0.205 in (5.2 mm)

e3

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CCC; CE; CSA; IEC; KTL; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Fast

045306.3MRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

6.3 A

Wraparound

9.17 J

-55 °C (-67 °F)

Silver

50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

5 s

Nano

0.106 in (2.69 mm)

CSA; CUL; PSE; UL

125 °C (257 °F)

Very Fast

2301630000

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

5 J

-25 °C (-13 °F)

Nickel

1 kA

Bulk

0.205 in (5.2 mm)

250 V

1 ms

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)

70 °C (158 °F)

Very Fast

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

1951630002

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

120 J

-25 °C (-13 °F)

63 A

Bulk

0.205 in (5.2 mm)

20 ms

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

BSI; CCEE; CUL; DIN; IEC; IMQ; SEMKO; UL; VDE

70 °C (158 °F)

Time Lag

021706.3MXBP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

62.465 J

-55 °C (-67 °F)

63 A

10 ms

Bulk

0.205 in (5.2 mm)

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CCC; CE; CSA; IEC; KC; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Very Fast

021506.3MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Wire

128.75 J

-55 °C (-67 °F)

Tin

1.5 kA

Tape And Reel

0.228 in (5.8 mm)

e3

250 V

10 µs

0.197 x 0.787 in (5 x 20 mm)

0.886 in (22.5 mm)

CE; CUL; PSE; UL

125 °C (257 °F)

Time Lag

2401630002

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

78 J

-25 °C (-13 °F)

Nickel

1.5 kA

Bulk

0.205 in (5.2 mm)

250 V

20 ms

Indicator

0.205 x 0.984 in (5.2 x 25 mm)

0.984 in (25 mm)

70 °C (158 °F)

Fast

066306.3MALL

Littelfuse

Electric Fuse

6.3 A

-40 °C (-40 °F)

63 A

360

0.335 in (8.5 mm)

250 V

0.335 x 0.333 in (8.5 x 8.45 mm)

0.333 in (8.45 mm)

CSA, UL

85 °C (185 °F)

Time Lag

066406.3MALL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

262 J

-40 °C (-40 °F)

Tin

100 A

664

Ammo Pack

0.335 in (8.5 mm)

e3

0.335 x 0.333 in (8.5 x 8.45 mm)

0.333 in (8.45 mm)

CSA; PSE; UL

85 °C (185 °F)

Time Lag

031506.3VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

242 J

-55 °C (-67 °F)

Matte Tin

200 A

Bulk

0.275 in (6.99 mm)

e3

0.275 x 1.275 in (6.99 x 32.39 mm)

1.275 in (32.39 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Time Lag

045106.3NRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

6.3 A

Wraparound

9.17 J

-55 °C (-67 °F)

Gold

50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

5 s

Nano

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

CSA; CUL; PSE; UL

125 °C (257 °F)

Very Fast

3701630041

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

24 J

-40 °C (-40 °F)

Tin

50 A

370

Bulk

0.335 in (8.5 mm)

e3

20 ms

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

SEMKO; UL

85 °C (185 °F)

Fast

021606.3HXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

56.43 J

-55 °C (-67 °F)

Tin

1.2 kA

Bulk

0.228 in (5.8 mm)

e3

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

CCC; CE; CSA; KTL; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Fast

21706.3P

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

6.3 A

End Cap

62.466 J

-55 °C (-67 °F)

Matte Tin

63 A

20 ms

Bulk

0.205 in (5.2 mm)

e3

250 V

20 ms

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)

CCC; CE; CSA; IEC; KTL; PSE; SEMKO; UL; VDE

125 °C (257 °F)

Fast

37016300430

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

24 J

-40 °C (-40 °F)

Tin

63 A

20 ms

Ammo Pack; Tape

0.335 in (8.5 mm)

e3

TR5

0.315 in (8 mm)

CCC; CE; CUL; VDE; UL

85 °C (185 °F)

Fast

67206.3DRT4

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

19.3 J

50 A

5 s

Tape And Reel

0.154 in (3.9 mm)

0.142 x 0.394 in (3.6 x 10 mm)

0.433 in (11 mm)

CSA; UL

Fast

044806.3MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

6.3 A

Wraparound

12.1 J

-55 °C (-67 °F)

Gold

50 A

5 s

12.1

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

125 V

Nano

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

067606.3MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

33.8 J

Tin Lead

63 A

33.8

Bulk

0.154 in (3.9 mm)

e0

250 V

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Fast

2411630002

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

140 J

-25 °C (-13 °F)

Nickel

1.5 kA

Bulk

0.205 in (5.2 mm)

250 V

5 ms

0.197 x 0.984 in (5 x 25 mm)

Indicator

0.205 x 0.984 in (5.2 x 25 mm)

0.984 in (25 mm)

70 °C (158 °F)

Medium Time Lag

2311630000

Littelfuse

Electric Fuse

Inline/Holder

500 V

6.3 A

End Cap

5 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

37216300410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

105 J

-40 °C (-40 °F)

Matte Tin

50 A

Bulk

0.335 in (8.5 mm)

e3

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CQC; KTL; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

21806.3

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

198.645 J

-55 °C (-67 °F)

Tin

63 A

20 ms

Pre Arcing Time: Open within 20 ms at 1000% Rated Current

600

0.205 in (5.2 mm)

e3

250 V

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)

CCC; CE; CSA; IEC; KTL; PSE; SEMKO; UL

125 °C (257 °F)

Time Lag

67206.3

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

19.3 J

50 A

5 s

0.154 in (3.9 mm)

0.142 x 0.394 in (3.6 x 10 mm)

0.433 in (11 mm)

CSA; UL

Fast

4656.3DR

Littelfuse

Electric Fuse

Surface Mount

250 V

6.3 A

Wraparound

144.4 J

-55 °C (-67 °F)

Silver

100 A

Tape And Reel

0.476 in (12.1 mm)

0.177 in (4.5 mm)

e4

0.476 x 0.177 x 0.177 in (12.1 x 4.5 x 4.5 mm)

0.177 in (4.5 mm)

PSE

125 °C (257 °F)

Time Lag

023306.3P

Littelfuse

Electric Fuse

Inline/Holder

125 V

6.3 A

End Cap

151.905 J

-55 °C (-67 °F)

Nickel

10 kA

233P

Bulk; Tape And Reel

0.205 in (5.2 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)

Medium

023406.3XEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

37.684 J

-55 °C (-67 °F)

Tin

200 A

Pre-Arcing Time: Open within 0.4 s, at 200% Rated Current

Bulk

0.228 in (5.8 mm)

e3

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Medium

023206.3MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

151.54 J

-60 °C (-76 °F)

Tin

300 A

2 m

Pre Arcing Time: Open within 2 m at 200% Rated Current

Bulk

0.217 in (5.5 mm)

e3

0.197 x 0.787 in (5 x 20 mm)

0.228 x 0.886 in (5.8 x 22.5 mm)

0.846 in (21.5 mm)

CE; KC; PSE

125 °C (257 °F)

Medium

023306.3MXBP

Littelfuse

Electric Fuse

Inline/Holder

125 V

6.3 A

End Cap

151.905 J

-55 °C (-67 °F)

Nickel

10 kA

Bulk

0.205 in (5.2 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Medium

021806.3MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

198.5 J

-55 °C (-67 °F)

Tin

63 A

20 ms

198.5

Bulk

0.217 in (5.5 mm)

Supplemental

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.228 x 0.886 in (5.8 x 22.5 mm)

0.846 in (21.5 mm)

CCC; CE; CSA; KC; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

04516.30NRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

6.3 A

Wraparound

9.17 J

-55 °C (-67 °F)

Gold

50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

CSA; PSE; UL

125 °C (257 °F)

Very 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.