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

KLDR01.6H

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.6 A

End Cap

200 kA

KLDR

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

80711600440

Littelfuse

Electric Fuse

Through Hole Mount

300 V

300 V

1.6 A

Wire

5.1 kJ

-40 °C (-40 °F)

Tin

100 A

1 s

Bulk

0.488 in (12.4 mm)

0.252 in (6.4 mm)

e3

300 V

0.488 x 0.252 x 0.362 in (12.4 x 6.4 x 9.2 mm)

0.362 in (9.2 mm)

IEC; CUL; PSE; UL

125 °C (257 °F)

Time Lag

049101.6NRT1

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

Tape And Reel

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

031801.6MXBP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

2.8 J

-55 °C (-67 °F)

Tin

100 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; KC; PSE; UL

125 °C (257 °F)

Fast

031501.6MXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

49.6 J

-60 °C (-76 °F)

100 A

5 s

Bulk

0.275 in (6.99 mm)

3AG

1.273 x 0.275 in (32.34 x 6.98 mm)

1.288 in (32.72 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

044801.6MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.6 A

Wraparound

1.122 J

-55 °C (-67 °F)

Gold

50 A

5 s

1.1

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

40011600440

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

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

TE5

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

0.315 in (8 mm)

IEC; PSE; UL; VDE

125 °C (257 °F)

Time Lag

1811160000

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

5.34 J

-40 °C (-40 °F)

Tin

1.5 kA

Bulk

0.205 in (5.2 mm)

e3

250 V

10 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)

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

85 °C (185 °F)

Time Lag

021501.6MXBP

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

Bulk

0.217 in (5.5 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)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Time Lag

023301.6MXEP

Littelfuse

Electric Fuse

Through Hole Mount

125 V

1.6 A

Pin Wire

6.14 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

047601.6MRSN

Littelfuse

Electric Fuse

Surface Mount

250 V

125 V

1.6 A

Wraparound

620 mJ

-55 °C (-67 °F)

100 A

1 ms

Rated Breaking Capacity at 125 VDC: 300 A, Pre Arcing Time: Open within 1 ms at 1000% Rated Current

0.62

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

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)

CUL; PSE; UL

125 °C (257 °F)

Fast

021301.6XP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

44.2 J

-55 °C (-67 °F)

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

125 °C (257 °F)

Time Lag

023501.6MXP

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

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 x 0.205 in (20 x 5.2 mm)

0.787 in (20 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

Fast

LLSRK01.6ID

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

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

Time Delay

3561160000

Littelfuse

Electric Fuse

Inline/Holder

440 V

1.6 A

End Cap

8.3 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

21601.6PMRET1

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

1.008 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

04531.60NRL

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

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

067301.6

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

3.75 J

50 A

673

0.154 in (3.9 mm)

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Slow

3031160013

Littelfuse

Electric Fuse

Through Hole Mount

125 V

63 V

1.6 A

Pin Wire

110 mJ

-25 °C (-13 °F)

Matte Tin

50 A

Rated Breaking Capacity at 63 VDC: 50 A

0.11

Bulk

0.236 in (6 mm)

Supplemental

e3

125 V

5 s

Micro

0.236 x 0.315 in (6 x 8 mm)

0.315 in (8 mm)

CSA; UL

70 °C (158 °F)

Fast

046401.6DR

Littelfuse

Electric Fuse

Surface Mount

250 V

1.6 A

End Cap

1.9 J

-55 °C (-67 °F)

Silver

100 A

1.67

Tape And Reel

0.476 in (12.1 mm)

0.177 in (4.5 mm)

e4

250 V

Nano

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; UMF

125 °C (257 °F)

Fast

021601.6VXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

1.005 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

032601.6MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

1.6 A

End Cap

66 J

-55 °C (-67 °F)

Nickel

100 A

5 s

Rated Breaking Capacity at 125 VDC: 10000 A

45

Bulk

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 Delay

3741160041

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

4.5 J

-40 °C (-40 °F)

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)

CSA; UL

85 °C (185 °F)

Time Lag

3261.6MMXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

1.6 A

End Cap

45 J

-55 °C (-67 °F)

Matte Tin

100 A

Rated Breaking Capacity at 125 VDC: 10000 A

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; PSE; UL

125 °C (257 °F)

Time Lag

067701.6DRT4

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

1.6 A

Pin Wire

18.2 J

Tin Lead

35 A

18.2

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; IEC; UL; VDE

Slow

23501.6

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

2.025 J

-55 °C (-67 °F)

Nickel

100 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)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Fast

031801.6P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

2.8 J

-55 °C (-67 °F)

Matte Tin

100 A

318

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; KTL; PSE; UL

125 °C (257 °F)

Fast

80811600440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

450 V

1.6 A

Pin Wire

34.4 mJ

-40 °C (-40 °F)

Tin

100 A

4 h

Rated Breaking Capacity at 450 VDC: 10000 A

0.03

Bulk

0.35 in (8.9 mm)

0.183 in (4.65 mm)

e3

250 V

TE5

0.35 x 0.183 x 0.348 in (8.9 x 4.65 x 8.85 mm)

0.348 in (8.85 mm)

UL

125 °C (257 °F)

Fast

045301.6NRL

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

021601.6P

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

1.005 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

021901.6MXAEP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

Pin Wire

44.2 J

-55 °C (-67 °F)

Tin

150 A

20 ms

44.2

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; PSE; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

023201.6X125

Littelfuse

Electric Fuse

Through Hole Mount

125 V

1.6 A

Pin Wire

6.957 J

-55 °C (-67 °F)

Tin

10 kA

Bulk; Tape And Reel

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; PSE

125 °C (257 °F)

Medium

LGR1-6/10

Littelfuse

Electric Fuse

Inline/Holder

300 V

1.6 A

End Cap

10 kA

0.61 in (15.49 mm)

0.61 x 1.82 in (15.49 x 46.23 mm)

1.82 in (46.23 mm)

CSA; UL

Fast

3721160010

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

14 J

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; IEC; KTL; METI; PSE; SEMKO; UL; VDE

3741160000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

4.5 J

-40 °C (-40 °F)

Tin

50 A

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)

CSA; UL

85 °C (185 °F)

Time Lag

37211600411

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

19.968 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

14

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; PSE; UL; VDE

85 °C (185 °F)

Time Lag

021701.6MRET1P

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

4.615 J

-55 °C (-67 °F)

35 A

10 ms

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

125 °C (257 °F)

Very Fast

021501.6MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Wire

6.83 J

-55 °C (-67 °F)

Tin

1.5 kA

Bulk

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)

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

125 °C (257 °F)

Time Lag

067501.6MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

3.71 J

Tin Lead

50 A

4 h

3.7

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

Slow

31301.6

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

1.6 A

End Cap

49.6 J

-55 °C (-67 °F)

Tin/Lead

100 A

5 s

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

49.6

0.25 in (6.35 mm)

Supplemental

e0

250 V

171 mΩ

3AG

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; METI; PSE; UL

125 °C (257 °F)

Slow

23201.6

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

6.957 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

125 °C (257 °F)

Medium

3031160000

Littelfuse

Electric Fuse

Through Hole Mount

125 V

63 V

1.6 A

Pin Wire

110 mJ

-25 °C (-13 °F)

Matte Tin

50 A

Rated Breaking Capacity at 63 VDC: 50 A

0.11

Ammo Pack; Tape And Reel

0.236 in (6 mm)

Supplemental

e3

125 V

5 s

Micro

0.236 x 0.315 in (6 x 8 mm)

0.315 in (8 mm)

CSA; UL

70 °C (158 °F)

Fast

087601.6MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Pin Wire

1.8 J

-55 °C (-67 °F)

35 A

3 ms

1.8

Tape And Reel

0.142 in (3.6 mm)

250 V

0.142 x 0.394 in (3.6 x 10 mm)

0.142 x 0.394 in (3.6 x 10 mm)

0.394 in (10 mm)

CCC; CUL; KC; PSE; UL; VDE

125 °C (257 °F)

Fast

021601.6MXGP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

1.005 J

-55 °C (-67 °F)

Tin

1.5 kA

1.005

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

023301.6XE

Littelfuse

Electric Fuse

Through Hole Mount

125 V

1.6 A

Pin Wire

6.31 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

023901.6P

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.6 A

End Cap

30.43 J

-55 °C (-67 °F)

Nickel

100 A

239

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)

Time Lag

38211600000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.6 A

Wire

12.67 J

-40 °C (-40 °F)

Matte Tin

100 A

150 ms

9

Ammo Pack

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

3401160002

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

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.