1.6 A Fuses 526

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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

1981160043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

25 J

-25 °C (-13 °F)

100 A

Tape And Reel

0.213 in (5.4 mm)

5 s

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

CSA; UL

70 °C (158 °F)

Time Delay

021301.6MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

44.2 J

-55 °C (-67 °F)

35 A

20 ms

44.2

Bulk

0.217 in (5.5 mm)

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; PSE; SEV; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

067501.6

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

3.71 J

Tin Lead

50 A

675

0.154 in (3.9 mm)

e0

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Slow

37211600430

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

14 J

-40 °C (-40 °F)

Matte Tin

35 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)

CCC; KTL; PSE; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

FLA1-6/10

Littelfuse

Electric Fuse

Inline/Holder

125 V

1.6 A

End Cap

10 kA

0.406 in (10.31 mm)

Indicator

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

UL

Slow

023501.6HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

2.025 J

-55 °C (-67 °F)

Nickel

100 A

5 s

Bulk

0.197 in (5 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

125 °C (257 °F)

Fast

32601.6P

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

45 J

Tin

100 A

326

0.25 in (6.35 mm)

e3

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; PSE; UL

Slow

021501.6MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

6.83 J

-55 °C (-67 °F)

Matte Tin

1.5 kA

10 ms

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

6.83

Tape And Reel

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

125 °C (257 °F)

Time Lag

021701.6HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

4.615 J

-55 °C (-67 °F)

Matte Tin

35 A

10 ms

4.615

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)

Very Fast

066401.6HXLL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

10 J

-40 °C (-40 °F)

Tin

100 A

664

Bulk

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)

CCC; CSA; KTL; METI; PSE; UL; VDE

85 °C (185 °F)

Time Lag

045301.6MRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.6 A

Wraparound

1.06 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

7945816038

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

1.6 A

End Cap

-55 °C (-67 °F)

10 kA

Rated Breaking Capacity at 300 VDC: 10000 A

Bulk

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

125 °C (257 °F)

Time Delay

21601.6XE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

1.6 A

Pin Wire

1.04 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

044801.6NR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.6 A

End Cap

1.122 J

-55 °C (-67 °F)

Gold

50 A

Rated Breaking Capacity at 125 VDC: 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; METI; PSE; UL

125 °C (257 °F)

Very Fast

023201.6MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

6.96 J

-60 °C (-76 °F)

Tin

10 kA

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

3721160000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

14 J

-40 °C (-40 °F)

Matte Tin

35 A

Ammo Pack; Tape And Reel

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)

CCC; KTL; PSE; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

1951160043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

36 J

-25 °C (-13 °F)

35 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)

BSI; CCCE; CUL; IMQ; MITI; SEMKO; UL; VDE

70 °C (158 °F)

Time Lag

02131.6HX

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

44.2 J

-55 °C (-67 °F)

35 A

20 ms

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

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

125 °C (257 °F)

Time Lag

02131.6MRET1

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

44.2 J

-55 °C (-67 °F)

35 A

20 ms

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

Tape And Reel

0.205 in (5.2 mm)

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

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

125 °C (257 °F)

Time Lag

30311600001

Littelfuse

Electric Fuse

Through Hole Mount

125 V

63 V

1.6 A

Pin Wire

110 mJ

-25 °C (-13 °F)

50 A

1 m

Pre Arcing Time: Open within 60 s at 200% Rated Current

Ammo Pack; Tape

0.236 in (6 mm)

0.315 in (8 mm)

CSA; UL

70 °C (158 °F)

Fast

02131.6MXG

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

44.2 J

-55 °C (-67 °F)

35 A

20 ms

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

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

125 °C (257 °F)

Time Lag

30311600421

Littelfuse

Electric Fuse

Through Hole Mount

125 V

63 V

1.6 A

Pin Wire

110 mJ

-25 °C (-13 °F)

50 A

1 m

Pre Arcing Time: Open within 60 s at 200% Rated Current

Bulk

0.236 in (6 mm)

0.315 in (8 mm)

CSA; UL

70 °C (158 °F)

Fast

02131.6MXB

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

44.2 J

-55 °C (-67 °F)

35 A

20 ms

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

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

125 °C (257 °F)

Time Lag

050701.6MXE

Littelfuse

Electric Fuse

Through Hole Mount

650 V

1.6 A

Pin Wire

2.9 J

-55 °C (-67 °F)

150 A

2 m

Pre Arcing Time: Open within 120 s at 200% Rated Current

Bulk

0.275 in (6.985 mm)

0.248 x 1.26 in (6.3 x 32 mm)

1.288 in (32.72 mm)

CE; CSA; CUL; UL

125 °C (257 °F)

050701.6MX

Littelfuse

Electric Fuse

Inline/Holder

650 V

1.6 A

End Cap

2.9 J

-55 °C (-67 °F)

150 A

2 m

Pre Arcing Time: Open within 120 s at 200% Rated Current

Bulk

0.25 in (6.35 mm)

0.248 x 1.26 in (6.3 x 32 mm)

1.25 in (31.75 mm)

CE; CSA; CUL; UL

125 °C (257 °F)

02131.6MX

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

44.2 J

-55 °C (-67 °F)

35 A

20 ms

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

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

125 °C (257 °F)

Time Lag

02131.6MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

44.2 J

-55 °C (-67 °F)

35 A

20 ms

Bulk

0.217 in (5.5 mm)

0.197 x 0.787 in (5 x 20 mm)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Time Lag

0JTD01.6T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.6 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.811 in (20.6 mm)

2.252 in (57.2 mm)

CSA; UL

Time Delay

02131.6MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

44.2 J

-55 °C (-67 °F)

35 A

20 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; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

FLSR01.6TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.6 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.815 in (20.7 mm)

Indicator

5 in (127 mm)

CSA; UL

Time Delay

FLNR01.6T

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

1.6 A

End Cap

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

Bulk

0.563 in (14.3 mm)

2 in (50.8 mm)

CSA; UL

Time Delay

0FLA01.6T

Littelfuse

Electric Fuse

Inline/Holder

125 V

1.6 A

End Cap

10 kA

5 s

Bulk

0.406 in (10.31 mm)

5AG

Indicator

1.5 in (38.1 mm)

UL

Time Delay

0BLS01.6T

Littelfuse

Electric Fuse

Inline/Holder

600 V

1.6 A

End Cap

10 kA

2 m

Bulk

0.406 in (10.31 mm)

0.394 x 1.378 in (10 x 35 mm)

1.375 in (34.925 mm)

CSA; UL

Fast

FLA01.6

Littelfuse

Electric Fuse

Inline/Holder

125 V

1.6 A

End Cap

10 kA

5 s

Bulk

0.406 in (10.31 mm)

5AG

Indicator

1.5 in (38.1 mm)

UL

Time Delay

67201.6MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

965 mJ

50 A

5 s

Bulk

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

37211600075

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

19.968 J

-40 °C (-40 °F)

35 A

20 ms

0.335 in (8.5 mm)

TR5

0.315 in (8 mm)

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

85 °C (185 °F)

Time Lag

67201.6DRT4

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

965 mJ

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

LLNRK01.6.V

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

1.6 A

End Cap

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

0.563 in (14.3 mm)

2 in (50.8 mm)

CE; CSA; UL; QPL

Time Delay

LLSRK01.6.TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.6 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

Indicator

5 in (127 mm)

CE; CSA; UL; QPL

Time Delay

023201.6MRET1P

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

6.96 J

-60 °C (-76 °F)

10 kA

2 m

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

Tape And Reel

0.205 in (5.2 mm)

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CE; KC; PSE

125 °C (257 °F)

Medium

023201.6MRET1125P

Littelfuse

Electric Fuse

Inline/Holder

125 V

1.6 A

End Cap

6.96 J

-60 °C (-76 °F)

10 kA

2 m

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

Tape And Reel

0.205 in (5.2 mm)

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CE; KC; PSE

125 °C (257 °F)

Medium

02171.6MXBP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

4.615 J

-55 °C (-67 °F)

35 A

10 ms

Pre Arcing Time: Open within 10 ms at 400% Rated Current

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

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

125 °C (257 °F)

Fast

02171.6MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

4.615 J

-55 °C (-67 °F)

35 A

10 ms

Pre Arcing Time: Open within 10 ms at 400% Rated Current

Tape And Reel

0.217 in (5.5 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Fast

02171.6HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

4.615 J

-55 °C (-67 °F)

35 A

10 ms

Pre Arcing Time: Open within 10 ms at 400% Rated Current

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

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

125 °C (257 °F)

Fast

02171.6MXGP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

4.615 J

-55 °C (-67 °F)

35 A

10 ms

Pre Arcing Time: Open within 10 ms at 400% Rated Current

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

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

125 °C (257 °F)

Fast

197-1160043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

4.3 J

-25 °C (-13 °F)

100 A

Tape And Reel

0.213 in (5.4 mm)

120 s

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

CSA; CUL; UL

70 °C (158 °F)

Medium 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.