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

3251.6MMXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

1.6 A

Pin Wire

45 J

-55 °C (-67 °F)

Matte Tin

100 A

Rated Breaking Capacity at 125 VDC: 10000 A

Bulk

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

067401.6DRT4

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

951 mJ

Tin Lead

50 A

4 h

0.9

Tape And Reel

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

FLSR1.60

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.6 A

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

CSA; UL

Time Delay

066301.6

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

30 J

35 A

663

0.335 in (8.5 mm)

0.335 x 0.333 in (8.5 x 8.45 mm)

0.333 in (8.45 mm)

CSA; IEC; SEMKO; UL; VDE

Time Lag

31501.6

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

1.6 A

Pin Wire

49.6 J

Tin/Lead

100 A

0.275 in (6.985 mm)

e0

0.275 x 1.275 in (6.985 x 32.385 mm)

1.275 in (32.385 mm)

CE; CSA; PSE; UL

Slow

067301.6MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

3.75 J

50 A

4 h

3.7

Bulk

0.154 in (3.9 mm)

250 V

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Slow

38211600430

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Wire

12.67 J

-40 °C (-40 °F)

Tin

100 A

150 ms

9

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; PSE; UL; VDE

85 °C (185 °F)

Time Lag

3821160041

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

9 J

-40 °C (-40 °F)

Matte Tin

100 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)

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

85 °C (185 °F)

Time Lag

021501.6MXGP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

6.83 J

-55 °C (-67 °F)

Tin

1.5 kA

10 ms

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

6.83

Bulk

0.217 in (5.5 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)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Time Lag

023401.6MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

6.14 J

-55 °C (-67 °F)

Tin

100 A

400 ms

6.14

Bulk

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; PSE; UL

125 °C (257 °F)

Medium

049101.6NAT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.6 A

Pin Wire

-55 °C (-67 °F)

Pure Tin

50 A

300 ms

Pre-Arcing Time: Open within 0.3 s at 300% Rated Current

Ammo Pack

0.11 in (2.8 mm)

125 V

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

23501.6XP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

2.08 J

-55 °C (-67 °F)

Tin

100 A

235

0.205 in (5.2 mm)

e3

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

023901.6MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

30.43 J

-55 °C (-67 °F)

Tin

100 A

4 h

30.43

Tape And Reel

0.228 in (5.8 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)

0.886 in (22.5 mm)

CE; CSA; KC; PSE; UL

125 °C (257 °F)

Time Lag

045301.6

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.6 A

End Cap

1.06 J

Silver

50 A

453

e4

CSA; UL

Very Fast

021601.6HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

1.005 J

-55 °C (-67 °F)

Nickel

1.5 kA

1.005

Bulk

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)

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

125 °C (257 °F)

Fast

32601.6

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

45 J

0.25 in (6.35 mm)

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CSA; UL

Slow

3401160000

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

3.2 J

-25 °C (-13 °F)

100 A

Bulk

0.248 in (6.3 mm)

120 s

0.248 x 1.26 in (6.3 x 32 mm)

1.26 in (32 mm)

CSA; UL

70 °C (158 °F)

Very Fast

31301.6M

Littelfuse

Electric Fuse

1.6 A

Pin Wire

-55 °C (-67 °F)

100 A

4 h

49.6

1.25 in (31.75 mm)

Supplemental

250 V

171 mΩ

3AG

1.25 in (31.75 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

0FLQ01.6T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

1.6 A

End Cap

10 kA

0.406 in (10.31 mm)

500 V

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

032601.6MXCCP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

1.6 A

End Cap

-55 °C (-67 °F)

4 h

45

0.25 in (6.35 mm)

250 V

3AB

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

Time Lag

FLNR01.6

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)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

Time Delay

21801.6P

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

23.224 J

-55 °C (-67 °F)

Tin

35 A

20 ms

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

Bulk; Tape And Reel

0.205 in (5.2 mm)

Supplemental

e3

250 V

34 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)

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

125 °C (257 °F)

Time Lag

050701.6MXP

Littelfuse

Electric Fuse

Inline/Holder

650 V

1.6 A

End Cap

2.9 J

-55 °C (-67 °F)

150 A

2 m

Bulk

0.25 in (6.35 mm)

3AB

1.25 in (31.75 mm)

CE; CUL; UL

125 °C (257 °F)

LLSRK1.60

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.6 A

End Cap

20 kA

Rated Breaking Capacity at 300 VDC: 20000

0.811 in (20.6 mm)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

Time Delay

04511.60NRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.6 A

Wraparound

1.06 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

3701160000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

530 mJ

-40 °C (-40 °F)

35 A

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

20 ms

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; PSE; SEMKO; UL; VDE

85 °C (185 °F)

Fast

22701.6

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

1.6 A

Pin Wire

4.74 J

35 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; VDE

Fast

040011600000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

21.75 J

-40 °C (-40 °F)

Tin

130 A

20 ms

Ammo Pack; Tape

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

37011600410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

530 mJ

-40 °C (-40 °F)

Tin

35 A

20 ms

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)

CCC; CE; CUL; PSE; UL; VDE

85 °C (185 °F)

Fast

045501.6L

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.6 A

End Cap

1.06 J

-55 °C (-67 °F)

Gold

50 A

455

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)

IEC; UL

125 °C (257 °F)

Fast

045101.6MRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.6 A

Wraparound

1.06 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

066201.6MALL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

1.6 A

Pin Wire

940 mJ

-40 °C (-40 °F)

Tin

35 A

662

Rated Breaking Capacity at 250 VDC: 35 A

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)

CCC; KTL; PSE; UL; VDE

85 °C (185 °F)

Fast

1941160002

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

1 J

-25 °C (-13 °F)

1.5 kA

Bulk

0.205 in (5.2 mm)

20 ms

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CUL; DIN; IEC; SEMKO; UL; VDE

70 °C (158 °F)

Very Fast

39211600440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

18.43 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

13.5

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

IDSR01.6ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

1.6 A

200 kA

IDSR

Rated Breaking Capacity at 600 VDC: 20000 A

Indicator

CSA; UL

Time Delay

3251.6MVXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

1.6 A

Pin Wire

45 J

-55 °C (-67 °F)

Matte Tin

100 A

Rated Breaking Capacity at 125 VDC: 10000 A

Bulk

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

22801.6

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

10.61 J

35 A

228

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; CSA; IEC; SEMKO; UL; VDE

Time Lag

023201.6MXE125P

Littelfuse

Electric Fuse

Through Hole Mount

125 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

067201.6DRT4

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

965 mJ

Tin Lead

50 A

5 s

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

0.965

Tape And Reel

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

049101.6MAT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.6 A

Pin Wire

-55 °C (-67 °F)

Pure Tin

50 A

300 ms

Pre-Arcing Time: Open within 0.3 s at 300% Rated Current

Ammo Pack

0.11 in (2.8 mm)

125 V

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

023301.6XW

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

6.31 J

233

0.207 in (5.25 mm)

0.207 x 0.886 in (5.25 x 22.5 mm)

0.886 in (22.5 mm)

CSA; MITI; UL

Medium

031201.6MX

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

2.8 J

-55 °C (-67 °F)

Tin

100 A

312

Bulk

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; KTL; PSE; UL

125 °C (257 °F)

Fast

7945894968

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

1.6 A

Tab/Blade

-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)

CE, UL

125 °C (257 °F)

Time Delay

1961160043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

36 J

-25 °C (-13 °F)

150 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; CUL; IEC; SEMKO; UL; VDE

70 °C (158 °F)

Time Lag

028501.6HXRP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

7.168 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)

021501.6MXB

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

6.83 J

-55 °C (-67 °F)

1.5 kA

6.83

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)

125 °C (257 °F)

Time Lag

21701.6

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

1.6 A

End Cap

4.616 J

-55 °C (-67 °F)

Nickel

35 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; IEC; PSE; SEMKO; VDE

125 °C (257 °F)

Fast

045301.6NRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.6 A

Wraparound

1.06 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; 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.