1.5 A Fuses 783

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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

043501.5

Littelfuse

Electric Fuse

Surface Mount

24 V

1.5 A

Wraparound

56 mJ

-55 °C (-67 °F)

Tin/Nickel

35 A

Rated Breaking Capacity at 24 VDC: 35 A

0.041 in (1.04 mm)

0.02 in (0.51 mm)

0.041 x 0.02 x 0.012 in (1.04 x 0.51 x 0.3 mm)

0.012 in (0.3 mm)

CSA; UL

90 °C (194 °F)

Very Fast

025101.5HRT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

587 mJ

-55 °C (-67 °F)

Matte Tin

50 A

1 s

Pre Arcing Time: Open within 1 s at 200% Rated Current

0.587

Tape And Reel

0.11 in (2.8 mm)

Supplemental

e3

125 V

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; CUL; PSE; TUV; UL

125 °C (257 °F)

Very Fast

025101.5NXT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

587 mJ

-55 °C (-67 °F)

Matte Tin

50 A

1 s

Rated Breaking Capacity at 125 VDC: 300 A

0.587

Bulk

0.11 in (2.8 mm)

Supplemental

e3

125 V

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

045401.5

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.5 A

End Cap

3.65 J

-55 °C (-67 °F)

Silver

50 A

Rated Breaking Capacity at 125 VDC: 50 A

Tape And Reel

0.106 in (2.69 mm)

0.106 in (2.69 mm)

e4

0.106 x 0.106 x 0.24 in (2.69 x 2.69 x 6.1 mm)

0.24 in (6.1 mm)

CSA; METI; PSE; UL

125 °C (257 °F)

Fast

047301.5YAT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

3.94 J

-60 °C (-76 °F)

Matte Tin

50 A

2 ms

Pre Arcing Time: Blow within 0.002 s at 800% Rated Current

3.94

Ammo Pack

0.135 in (3.43 mm)

e3

125 V

Pico

0.135 x 0.28 in (3.43 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; UL

125 °C (257 °F)

Time Delay

4201150000

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.5 A

Wraparound

3.3 J

-40 °C (-40 °F)

50 A

Blister Tape

0.24 in (6.1 mm)

0.106 in (2.7 mm)

1 s

2410

0.106 in (2.7 mm)

85 °C (185 °F)

Time Lag

025301.5.NRT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

587 mJ

-55 °C (-67 °F)

Pure Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.095 in (2.41 mm)

0.095 x 0.28 in (2.41 x 7.11 mm)

0.28 in (7.11 mm)

CSA; METI; PSE; QPL; UL

125 °C (257 °F)

Very Fast

025301.5NAL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

587 mJ

-55 °C (-67 °F)

Tin

50 A

0253

Rated Breaking Capacity at 125 VDC: 300 A

Ammo Pack

0.103 in (2.61 mm)

e3

0.103 x 0.28 in (2.61 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

R45101.5L

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.5 A

Wraparound

853 mJ

-55 °C (-67 °F)

Tin/Lead

451

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e0

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; UL

125 °C (257 °F)

Very Fast

3261.5MMXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

1.5 A

End Cap

40.1 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

022901.5VXSP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

1.5 A

End Cap

15 J

-55 °C (-67 °F)

Matte Tin

100 A

Rated Breaking Capacity at 125 VDC: 10000 A

Bulk

0.177 in (4.5 mm)

e3

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

KLDR01.5

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

1.5 A

End Cap

930.2 mJ

200 kA

12 s

Rated Breaking Capacity at 300 VDC: 20000 A

0.406 in (10.3 mm)

CC

600 V

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

025101.5PAT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

587 mJ

-55 °C (-67 °F)

Pure Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A, Pre Arcing Time: Open within 1000 ms at 200% Rated Current

Ammo Pack

0.11 in (2.8 mm)

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

047301.5YAT1

Littelfuse

Electric Fuse

1.5 A

Pin Wire

-55 °C (-67 °F)

Tin/Lead

50 A

3.94

0.135 in (3.43 mm)

e0

125 V

Pico

0.135 x 0.28 in (3.43 x 7.11 mm)

0.28 in (7.11 mm)

CSA, PSE, UL

125 °C (257 °F)

Time Lag

025101.5PXT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

587 mJ

-55 °C (-67 °F)

Pure Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A, Pre Arcing Time: Open within 1000 ms at 200% Rated Current

Bulk

0.11 in (2.8 mm)

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

020201.5URG

Littelfuse

Electric Fuse

Surface Mount

250 V

1.5 A

Gull Wing

540 mJ

-55 °C (-67 °F)

Tin/Lead

50 A

2 s

0.54

Tape And Reel

0.372 in (9.45 mm)

0.25 in (6.35 mm)

e0

250 V

0.372 x 0.25 x 0.165 in (9.45 x 6.35 x 4.19 mm)

0.165 in (4.19 mm)

CSA, UL

125 °C (257 °F)

Fast

026201.5V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

-55 °C (-67 °F)

Gold

10 kA

2 s

Bulk

0.235 in (5.97 mm)

e4

125 V

Micro

0.235 x 0.29 in (5.97 x 7.37 mm)

0.29 in (7.37 mm)

CSA; UL

125 °C (257 °F)

Very Fast

045201.5NRL

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1.5 A

Wraparound

3.65 J

-55 °C (-67 °F)

Gold

50 A

2 ms

3.65

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; CUL; UL

125 °C (257 °F)

Slow

047101.5

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

1.61 J

-55 °C (-67 °F)

50 A

4 h

Rated Breaking Capacity at 125 VDC: 50 A

1.61

Tape And Reel

0.095 in (2.41 mm)

Supplemental

125 V

Pico

0.095 x 0.28 in (2.41 x 7.11 mm)

0.28 in (7.11 mm)

CSA; METI; UL

125 °C (257 °F)

Time Lag

031301.5IDMXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.5 A

End Cap

38 J

-55 °C (-67 °F)

10 kA

Bulk

1.25 in (31.75 mm)

Indicator

1.25 x 0.25 in (31.75 x 6.35 mm)

0.25 in (6.35 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

025101.5PXHF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

587 mJ

-55 °C (-67 °F)

Matte Tin

50 A

251

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.11 in (2.8 mm)

e3

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

31301.5M

Littelfuse

Electric Fuse

1.5 A

Pin Wire

-55 °C (-67 °F)

100 A

4 h

38

1.25 in (31.75 mm)

Supplemental

250 V

191 mΩ

3AG

1.25 in (31.75 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

048101.5H

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

1.5 A

End Cap

2.55 J

-55 °C (-67 °F)

Tin

300 A

5 m

0.701 in (17.8 mm)

0.228 in (5.8 mm)

e3

125 V

Alarm; Indicator

0.772 in (19.6 mm)

CSA; UL

125 °C (257 °F)

Fast

025301.5NRT3L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

587 mJ

-55 °C (-67 °F)

Tin

50 A

0253

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.103 in (2.61 mm)

e3

0.103 x 0.28 in (2.61 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

020201.5HXG

Littelfuse

Electric Fuse

Surface Mount

250 V

1.5 A

Gull Wing

540 mJ

-55 °C (-67 °F)

Tin/Lead

50 A

2 s

0.54

Bulk

0.372 in (9.45 mm)

0.25 in (6.35 mm)

e0

250 V

0.372 x 0.25 x 0.165 in (9.45 x 6.35 x 4.19 mm)

0.165 in (4.19 mm)

CSA, UL

125 °C (257 °F)

Fast

16001.5MR

Littelfuse

Electric Fuse

Surface Mount

250 V

1.5 A

Wraparound

15.21 J

-55 °C (-67 °F)

Silver

50 A

4 h

15.21

Tape And Reel

0.398 in (10.1 mm)

0.123 in (3.12 mm)

e4

250 V

Nano

0.398 x 0.123 x 0.123 in (10.1 x 3.12 x 3.12 mm)

0.123 in (3.12 mm)

UL

125 °C (257 °F)

043401.5

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

1.5 A

Wraparound

52.6 mJ

-55 °C (-67 °F)

Tin/Lead with Nickel barrier

35 A

4 h

Rated Breaking Capacity at 32 VDC: 35 A

0.052

Tape And Reel

0.063 in (1.6 mm)

0.032 in (0.813 mm)

Supplemental

e0

32 V

0603

0.063 x 0.032 x 0.012 in (1.6 x 0.813 x 0.305 mm)

0.012 in (0.305 mm)

CSA; UL

90 °C (194 °F)

Very Fast

LGR1-1/2

Littelfuse

Electric Fuse

Inline/Holder

300 V

1.5 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

025101.5MRT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

587 mJ

-55 °C (-67 °F)

Matte Tin

50 A

251

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.11 in (2.8 mm)

e3

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

043001.5WR

Littelfuse

Electric Fuse

Surface Mount

63 V

63 V

1.5 A

Wraparound

298 mJ

-55 °C (-67 °F)

Tin/Lead

50 A

430

Tape And Reel

0.125 in (3.18 mm)

0.06 in (1.52 mm)

e0

0.125 x 0.06 x 0.045 in (3.18 x 1.52 x 1.14 mm)

0.045 in (1.14 mm)

CSA; UL

90 °C (194 °F)

Slow

025301.5NXL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

587 mJ

-55 °C (-67 °F)

Tin

50 A

0253

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.103 in (2.61 mm)

e3

0.103 x 0.28 in (2.61 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

318015

Littelfuse

Electric Fuse

Through Hole Mount

250 V

32 V

1.5 A

Pin Wire

2.35 J

35 A

0.276 in (7 mm)

0.276 x 1.275 in (7 x 32.39 mm)

1.275 in (32.39 mm)

CSA; UL

Fast

047301.5PXT1

Littelfuse

Electric Fuse

1.5 A

Pin Wire

-55 °C (-67 °F)

Tin/Lead

50 A

3.94

0.135 in (3.43 mm)

e0

125 V

Pico

0.135 x 0.28 in (3.43 x 7.11 mm)

0.28 in (7.11 mm)

CSA, PSE, UL

125 °C (257 °F)

Time Lag

048101.5

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

1.5 A

End Cap

2.55 J

-55 °C (-67 °F)

Tin/Lead

300 A

481

Rated Breaking Capacity at 125 VDC: 300 A

Box

e0

Alarm

CSA; UL

125 °C (257 °F)

026301.5HXT1L

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.5 A

Pin Wire

398 mJ

-55 °C (-67 °F)

Pure Tin

50 A

Bulk

0.155 in (3.94 mm)

0.155 x 0.28 in (3.94 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

025101.5MXT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

587 mJ

-55 °C (-67 °F)

Matte Tin

50 A

251

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.11 in (2.8 mm)

e3

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

022901.5HXSP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

1.5 A

End Cap

15 J

-55 °C (-67 °F)

Matte Tin

100 A

Rated Breaking Capacity at 125 VDC: 10000 A

Bulk

0.177 in (4.5 mm)

e3

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

E77174-000

Littelfuse

Electric Fuse

Surface Mount

63 V

1.5 A

Wraparound

230 mJ

50 A

UL

125 °C (257 °F)

Slow

048101.5HM

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

1.5 A

End Cap

2.55 J

-55 °C (-67 °F)

300 A

5 m

0.701 in (17.8 mm)

0.228 in (5.8 mm)

125 V

Alarm; Indicator

0.772 in (19.6 mm)

CSA; UL

125 °C (257 °F)

Fast

025101.5NRT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

587 mJ

-55 °C (-67 °F)

Matte Tin

50 A

251

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.11 in (2.8 mm)

e3

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

22501.5M

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.5 A

End Cap

800 mJ

100 A

225

Bulk

0.177 in (4.5 mm)

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CSA; METI; PSE; UL

Fast

3251.5MHXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

1.5 A

Pin Wire

40.1 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

FLM11/2

Littelfuse

Electric Fuse

Inline/Holder

250 V

1.5 A

End Cap

10 kA

0.406 in (10.31 mm)

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA; QPL; UL

Slow

025301.5PXT3L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1.5 A

Pin Wire

587 mJ

-55 °C (-67 °F)

Pure Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.11 in (2.8 mm)

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

RF0337-000

Littelfuse

Electric Fuse

Surface Mount

32 V

1.5 A

Wraparound

180 mJ

50 A

UL

125 °C (257 °F)

Slow

031501.5IDMXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1.5 A

Pin Wire

-55 °C (-67 °F)

Tin

10 kA

Bulk

1.273 in (32.34 mm)

e3

1.273 x 0.275 in (32.34 x 6.98 mm)

0.275 in (6.98 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

023001.5MXF1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

1.5 A

Pin Wire

15 J

-55 °C (-67 °F)

Matte Tin

100 A

Rated Breaking Capacity at 125 VDC: 10000 A

Bulk

0.185 in (4.7 mm)

e3

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Time Lag

RF0437-000

Littelfuse

Electric Fuse

Surface Mount

32 V

1.5 A

Wraparound

110 mJ

50 A

RF0437-000

UL

125 °C (257 °F)

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.