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

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

021306.3HXP

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

3111630002

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

94 J

-40 °C (-40 °F)

Nickel

1.5 kA

311

Bulk

0.205 in (5.2 mm)

5 ms

Indicator

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

DIN 41577

85 °C (185 °F)

021306.3XP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

600 J

-55 °C (-67 °F)

Nickel

63 A

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; CE; CSA; IEC; PSE; SEMKO; SEV; UL

125 °C (257 °F)

Time Lag

22706.3

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

6.3 A

Pin Wire

64.2 J

63 A

227

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

39216300440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

160.74 J

-40 °C (-40 °F)

Matte Tin

63 A

20 ms

126

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; VDE; UL

125 °C (257 °F)

Time Lag

21606.3PMRET1

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

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; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Fast

045106.3NRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

6.3 A

Wraparound

9.17 J

-55 °C (-67 °F)

50 A

5 s

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

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; CUL; PSE; UL

125 °C (257 °F)

Very Fast

023206.3P

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

90.413 J

-55 °C (-67 °F)

Tin

100 A

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)

CE; PSE

125 °C (257 °F)

Medium

21306.3XP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

600 J

-55 °C (-67 °F)

Matte Tin

100 A

213

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; PSE; SEMKO; UL

125 °C (257 °F)

Time Lag

045106.3MRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

6.3 A

Wraparound

9.17 J

-55 °C (-67 °F)

50 A

5 s

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

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; CUL; PSE; UL

125 °C (257 °F)

Very Fast

3156.30

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

6.3 A

Pin Wire

242 J

Tin/Lead

0.275 in (6.99 mm)

e0

0.275 x 1.275 in (6.99 x 32.39 mm)

1.275 in (32.39 mm)

CSA; UL

Slow

37316300000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

9.1 J

-40 °C (-40 °F)

Tin

50 A

5 s

Ammo Pack; Tape

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)

CSA; CUL; UL

85 °C (185 °F)

Very Fast

3561630002

Littelfuse

Electric Fuse

Inline/Holder

440 V

6.3 A

End Cap

130 J

-25 °C (-13 °F)

Nickel

1 kA

Bulk

0.248 in (6.3 mm)

10 ms

0.248 x 1.26 in (6.3 x 32 mm)

1.26 in (32 mm)

UL

70 °C (158 °F)

Time Lag

021606.3TXP

Littelfuse

Electric Fuse

6.3 A

End Cap

-55 °C (-67 °F)

Matte Tin

1.5 kA

56.43

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)

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

125 °C (257 °F)

Fast

35616300029

Littelfuse

Electric Fuse

Inline/Holder

440 V

6.3 A

End Cap

130 J

-25 °C (-13 °F)

1 kA

10 ms

Pre Arcing Time: Open within 0.01 s at 1000% Rated Current

Bulk

0.25 in (6.35 mm)

3AB

0.248 x 1.26 in (6.3 x 32 mm)

1.25 in (31.75 mm)

CE; CUL; UL

70 °C (158 °F)

Slow

37216300411

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

3951630044

Littelfuse

Electric Fuse

Through Hole Mount

125 V

6.3 A

Pin Wire

9.7 J

-40 °C (-40 °F)

Matte Tin

100 A

395

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

5 s

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)

Fast

021606.3P

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

56.43 J

-55 °C (-67 °F)

Matte Tin

1.5 kA

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; KTL; PSE; SEMKO; UL; VDE

125 °C (257 °F)

Fast

021606.3MXBP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

56.43 J

-55 °C (-67 °F)

Tin

1.5 kA

56.43

Bulk

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

125 °C (257 °F)

Fast

3921630000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

126 J

-40 °C (-40 °F)

Tin

63 A

392

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

20 ms

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

0.315 in (8 mm)

IEC; METI; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

047706.3MXP

Littelfuse

Electric Fuse

Inline/Holder

500 V

400 V

6.3 A

End Cap

121.451 J

-55 °C (-67 °F)

Nickel

100 A

10 ms

Rated Breaking Capacity at 400 VDC: 500 A

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)

CUL; PSE; UL

125 °C (257 °F)

Time Lag

37416300410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

144.869 J

-40 °C (-40 °F)

Tin

50 A

1 m

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)

CSA, UL

85 °C (185 °F)

Time Lag

3721630051

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

067706.3MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

240 J

-55 °C (-67 °F)

Tin

63 A

20 ms

Bulk

0.153 in (3.89 mm)

e3

0.142 x 0.394 in (3.6 x 10 mm)

0.433 in (11 mm)

CSA; CQC; UL; VDE

125 °C (257 °F)

Time Lag

021906.3XE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

204 J

150 A

219

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

R45106.3NRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

6.3 A

Wraparound

9.17 J

-55 °C (-67 °F)

Gold with Nickel barrier

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

Nano

0.106 in (2.69 mm)

CSA; UL

125 °C (257 °F)

Very Fast

3561630000

Littelfuse

Electric Fuse

Inline/Holder

440 V

6.3 A

End Cap

130 J

-25 °C (-13 °F)

1 kA

Bulk

0.248 in (6.3 mm)

10 ms

0.248 x 1.26 in (6.3 x 32 mm)

1.26 in (32 mm)

CUL; UL

70 °C (158 °F)

Time Lag

067206.3MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

6.3 A

Pin Wire

19.3 J

Tin Lead

50 A

5 s

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

19.3

Bulk

0.154 in (3.9 mm)

e0

250 V

0.142 x 0.394 in (3.6 x 10 mm)

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Fast

023706.3

Littelfuse

Electric Fuse

6.3 A

End Cap

10 kA

0.205 in (5.2 mm)

Supplemental

125 V

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE, CSA, PSE, UL

Medium

023306.3

Littelfuse

Electric Fuse

Inline/Holder

125 V

6.3 A

End Cap

151.905 J

-55 °C (-67 °F)

Nickel

10 kA

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

22106.3

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

6.3 A

Pin Wire

132.5 J

1.5 kA

20 ms

0.207 in (5.25 mm)

0.197 x 0.787 in (5 x 20 mm)

0.207 x 0.886 in (5.25 x 22.5 mm)

0.886 in (22.5 mm)

CCC; CSA; CUL; SEMKO; SEV; PSE; VDE; UL

Time Lag

021806.3MXBP

Littelfuse

Electric Fuse

Inline/Holder

250 V

6.3 A

End Cap

198.5 J

-55 °C (-67 °F)

Nickel

63 A

198.5

Bulk

0.205 in (5.2 mm)

Supplemental

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

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.