6.3 A Fuses 360

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

066506.3HXLL

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

1811630002

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

023406.3MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

37.685 J

-55 °C (-67 °F)

Tin

200 A

1 h

Pre Arcing Time: OPEN within 400 MS at 200% RATED CURRENT

37.685

Tape And Reel

0.217 in (5.5 mm)

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.217 x 0.846 in (5.5 x 21.5 mm)

0.846 in (21.5 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Medium

22606.3

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

6.3 A

Pin Wire

57.9 J

1.5 kA

226

0.207 in (5.25 mm)

0.207 x 0.886 in (5.25 x 22.5 mm)

0.886 in (22.5 mm)

BSI; CCC; CSA; IEC; KTL; SEMKO; SEV; UL; VDE

Fast

1951630040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

120 J

-25 °C (-13 °F)

63 A

Bulk

0.213 in (5.4 mm)

20 ms

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

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

70 °C (158 °F)

Time Lag

21506.3XP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

132.5 J

-55 °C (-67 °F)

Matte Tin

1.5 kA

Bulk; Tape And Reel

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; SEV; SEMKO; UL

125 °C (257 °F)

Time Lag

028506.3HXRP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

130.977 J

-55 °C (-67 °F)

1.5 kA

10 ms

Bulk

0.205 in (5.2 mm)

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)

PSE

125 °C (257 °F)

021906.3XAP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

1.093 kJ

-55 °C (-67 °F)

Nickel

150 A

219XAP

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)

CCC; CSA; IEC; PSE; SEMKO

125 °C (257 °F)

Time Lag

021306.3MXGP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

600 J

-55 °C (-67 °F)

63 A

600

0.205 in (5.2 mm)

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)

BSI, CCC, CE, CSA, PSE, UL, VDE

125 °C (257 °F)

Time Lag

045306.3NRSN

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

1931630043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

72 J

-25 °C (-13 °F)

63 A

Tape And Reel

0.213 in (5.4 mm)

20 ms

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

CUL; DIN; IEC; SEMKO; VDE; UL

70 °C (158 °F)

Very Fast

021806.3MXGP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

198.5 J

-55 °C (-67 °F)

Tin

63 A

198.5

Bulk

0.205 in (5.2 mm)

Supplemental

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; KC; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

021806.3MRET1

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

198.5 J

-55 °C (-67 °F)

Matte Tin

63 A

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

Tape And Reel

0.217 in (5.5 mm)

e3

0.217 x 0.846 in (5.5 x 21.5 mm)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Time Lag

021906.3AXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

1.093 kJ

150 A

219A

0.228 in (5.8 mm)

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

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

Time Lag

21606.3PM

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

021506.3HX

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

128.75 J

-55 °C (-67 °F)

Tin

1.5 kA

Bulk

0.205 in (5.2 mm)

e3

250 V

10 µs

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CE; CSA; CUL; PSE; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

021906.3

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

204 J

150 A

0.205 in (5.2 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

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

Time Lag

021706.3MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

60 V

6.3 A

Pin Wire

62.465 J

-55 °C (-67 °F)

Matte Tin

63 A

10 ms

62.465

Bulk

0.217 in (5.5 mm)

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; IEC; KC; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Very Fast

023206.3MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

151.54 J

-60 °C (-76 °F)

Nickel

300 A

2 m

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

Bulk

0.205 in (5.2 mm)

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; KC; PSE

125 °C (257 °F)

Medium

045306.3NRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

6.3 A

Wraparound

9.17 J

-55 °C (-67 °F)

Silver

50 A

5 s

Pre Arcing Time: Open within 5 s at 200% Rated Current

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

023306.3MXEP

Littelfuse

Electric Fuse

Through Hole Mount

125 V

6.3 A

Pin Wire

151.905 J

-55 °C (-67 °F)

Matte Tin

10 kA

600 ms

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)

0.827 in (21 mm)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Medium

045306.3MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

6.3 A

Wraparound

9.17 J

-55 °C (-67 °F)

Silver

50 A

5 s

Pre Arcing Time: Open within 5 s at 200% Rated Current

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

31306.3

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

242 J

200 A

0.25 in (6.35 mm)

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; PSE; UL

Slow

097706.3MXP

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

6.3 A

End Cap

188 J

-55 °C (-67 °F)

100 A

Rated Breaking Capacity at 450 VDC: 200 A, Pre-Arcing Time: Open within 10 ms at 1000% Rated Current

188

Bulk

0.205 in (5.2 mm)

500 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)

CE; PSE; SEMKO

125 °C (257 °F)

Time Lag

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.