2.5 A Fuses 1,043

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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

046002.5

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

2.5 A

Wraparound

13 J

-55 °C (-67 °F)

Tin Lead

50 A

Rated Breaking Capacity at 125 VDC: 50 A

Tape And Reel

0.285 in (7.24 mm)

0.17 in (4.32 mm)

e0

0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm)

0.12 in (3.05 mm)

CSA; PSE; UL

125 °C (257 °F)

Slow

045302.5MRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

2.5 A

Wraparound

1.029 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)

CE; CSA; PSE; TUV; UL

125 °C (257 °F)

Very Fast

2301250002

Littelfuse

Electric Fuse

Inline/Holder

250 V

2.5 A

End Cap

440 mJ

-25 °C (-13 °F)

Nickel

1 kA

Bulk

0.205 in (5.2 mm)

250 V

1 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)

70 °C (158 °F)

Very Fast

025102.5HRT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2.5 A

Pin Wire

721 mJ

-55 °C (-67 °F)

Pure Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A, Pre Arcing Time: Open within 4 ms at 1000% Rated Current

Tape And Reel

0.11 in (2.8 mm)

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; TUV; UL

125 °C (257 °F)

Very Fast

032602.5VXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

2.5 A

End Cap

-55 °C (-67 °F)

Nickel

4 h

136

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

049102.5NRT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2.5 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

AGA2.5H/30102.5

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

2.5 A

End Cap

Bulk

0.25 in (6.35 mm)

32 V

1AG

0.625 in (15.87 mm)

Normal

LMF2-1/2

Littelfuse

Electric Fuse

Inline/Holder

300 V

2.5 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

Time Delay

1951250002

Littelfuse

Electric Fuse

Inline/Holder

250 V

2.5 A

End Cap

14 J

-25 °C (-13 °F)

35 A

Bulk

0.205 in (5.2 mm)

20 ms

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

BSI; CCEE; CUL; DIN; IEC; IMQ; MITI; SEMKO; UL; VDE

70 °C (158 °F)

Time Lag

023402.5MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

17.045 J

-55 °C (-67 °F)

Tin

100 A

400 ms

17.045

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

015702.5DR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

2.5 A

Wraparound

1.029 J

-55 °C (-67 °F)

Matte Tin

50 A

5 s

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e3

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)

PSE; UL

125 °C (257 °F)

Very Fast

023302.5P

Littelfuse

Electric Fuse

Inline/Holder

125 V

2.5 A

End Cap

17.041 J

-55 °C (-67 °F)

Nickel

10 kA

233P

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

047202.5MXT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2.5 A

Pin Wire

7.084 J

-55 °C (-67 °F)

Tin

50 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)

UL

125 °C (257 °F)

Time Lag

0220502.5HXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

50 J

-55 °C (-67 °F)

Tin

35 A

4 h

Bulk

0.185 in (4.7 mm)

e3

250 V

2AG

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

3981250000

Littelfuse

Electric Fuse

Through Hole Mount

65 V

65 V

2.5 A

Pin Wire

13 J

-40 °C (-40 °F)

Tin

50 A

Rated Breaking Capacity at 65 VDC: 50 A

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

65 V

TE5

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)

Medium Time Lag

025102.5PRT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2.5 A

Pin Wire

721 mJ

-55 °C (-67 °F)

Pure Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A, Pre Arcing Time: Open within 4 ms at 1000% Rated Current

Tape And Reel

0.11 in (2.8 mm)

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; TUV; UL

125 °C (257 °F)

Very Fast

043802.5WR

Littelfuse

Electric Fuse

Surface Mount

12 V

32 V

2.5 A

Wraparound

197.7 mJ

-55 °C (-67 °F)

Tin with Nickel barrier

50 A

4 h

0.19

Tape And Reel

0.061 in (1.54 mm)

0.033 in (0.85 mm)

e3

32 V

32.4 mΩ

0603

0.061 x 0.033 x 0.02 in (1.54 x 0.85 x 0.5 mm)

0.02 in (0.5 mm)

CSA; UL

150 °C (302 °F)

Fast

4191250000

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

2.5 A

End Cap

950 mJ

-65 °C (-85 °F)

Silver

50 A

Tape And Reel

0.24 in (6.1 mm)

0.109 in (2.77 mm)

e4

5 s

0.24 x 0.109 x 0.109 in (6.1 x 2.77 x 2.77 mm)

0.109 in (2.77 mm)

CSA; UL

125 °C (257 °F)

Very Fast

067702.5DRT4

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

2.5 A

Pin Wire

32.5 J

Tin Lead

35 A

32.5

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

046402.5

Littelfuse

Electric Fuse

Surface Mount

250 V

2.5 A

End Cap

4.5 J

-55 °C (-67 °F)

Silver

100 A

Joule Integral Nom at 32 VDC: 4.5

Tape And Reel

0.476 in (12.1 mm)

0.177 in (4.5 mm)

e4

0.476 x 0.177 x 0.177 in (12.1 x 4.5 x 4.5 mm)

0.177 in (4.5 mm)

METI; PSE; UL

125 °C (257 °F)

Fast

023502.5MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

2.5 A

End Cap

5.445 J

-55 °C (-67 °F)

Nickel

100 A

5 s

5.445

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

031802.5HX

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

9.54 J

-55 °C (-67 °F)

Tin

100 A

318

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; KTL; PSE; UL

125 °C (257 °F)

Fast

39612500440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

2.5 A

Pin Wire

14 J

-40 °C (-40 °F)

Tin

100 A

1 m

14

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

125 V

TE5

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

0.315 in (8 mm)

PSE; UL

85 °C (185 °F)

Time Lag

IDSR2.50

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

2.5 A

200 kA

IDSR

Rated Breaking Capacity at 600 VDC; 20000

Indicator

CSA; MSHA; UL

Time Delay

AGA2.5

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

2.5 A

End Cap

0.25 in (6.35 mm)

32 V

1AG

0.625 in (15.875 mm)

27602.5

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2.5 A

Pin Wire

-55 °C (-67 °F)

50 A

276

Rated Breaking Capacity at 125 VDC: 300 A

0.093 in (2.36 mm)

0.093 x 0.28 in (2.36 x 7.11 mm)

0.28 in (7.11 mm)

CSA; UL

125 °C (257 °F)

Very Fast

030302.5M

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

2.5 A

End Cap

Bulk

0.25 in (6.35 mm)

32 V

7AG

0.875 in (22.22 mm)

Normal

22602.5

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

2.5 A

Pin Wire

2.77 J

1.5 kA

2.7

0.207 in (5.25 mm)

250 V

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)

BSI; CCC; CSA; IEC; KTL; SEMKO; SEV; UL; VDE

Fast

025102.5PRT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2.5 A

Pin Wire

721 mJ

-55 °C (-67 °F)

Tin

50 A

4 ms

Pre-Arcing Time: Open within 4 ms at 1000% Rated Current

Tape And Reel

0.11 in (2.8 mm)

e3

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; CUL; PSE; TUV; UL

125 °C (257 °F)

Very Fast

21702.5XP

Littelfuse

Electric Fuse

Inline/Holder

250 V

2.5 A

End Cap

9.72 J

-55 °C (-67 °F)

Matte Tin

35 A

217

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; UL

125 °C (257 °F)

Fast

067302.5

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

9.19 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

040012500000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

61.94 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

23802.5

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

81.85 J

238

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

Time Lag

023002.5P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

2.5 A

Pin Wire

50 J

-55 °C (-67 °F)

Matte Tin

100 A

Rated Breaking Capacity at 125 VDC: 10000 A

0.185 in (4.7 mm)

e3

Indicator

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

023202.5MXE125P

Littelfuse

Electric Fuse

Through Hole Mount

125 V

2.5 A

Pin Wire

13.875 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

1911250043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

13 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)

CUL; UL

70 °C (158 °F)

Very Fast

023402.5XE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

17.5 J

-55 °C (-67 °F)

Tin Lead

100 A

Pre-Arcing Time: Open within 0.4 s, at 200% Rated Current

0.228 in (5.8 mm)

e0

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Medium

SPXC02.5T

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

2.5 A

End Cap

11 J

15 kA

4 m

Bulk

0.406 in (10.31 mm)

0.394 x 2.244 in (10 x 57 mm)

2.252 in (57.2 mm)

CE; UL

Fast

1941250040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

3 J

-25 °C (-13 °F)

1.5 kA

Bulk

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; UL; VDE

70 °C (158 °F)

Very Fast

37012500410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

1.8 J

-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

31802.5

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

2.5 A

Pin Wire

9.54 J

Tin Lead

35 A

0.276 in (7 mm)

e0

0.276 x 1.275 in (7 x 32.39 mm)

1.275 in (32.39 mm)

CSA; UL

Fast

023302.5

Littelfuse

Electric Fuse

Inline/Holder

125 V

2.5 A

End Cap

17.041 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

021502.5MX

Littelfuse

Electric Fuse

Inline/Holder

250 V

2.5 A

End Cap

22.29 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)

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

125 °C (257 °F)

Time Lag

030302.5H

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

2.5 A

End Cap

Bulk

0.25 in (6.35 mm)

32 V

7AG

0.875 in (22.22 mm)

Normal

025102.5HRL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

2.5 A

Pin Wire

721 mJ

-55 °C (-67 °F)

Tin

50 A

4 ms

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel

0.11 in (2.8 mm)

e3

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; TUV; UL

125 °C (257 °F)

Very Fast

FLM02.5

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

2.5 A

End Cap

10 kA

5 s

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

Bulk

0.406 in (10.31 mm)

250 V

0.394 x 1.496 in (10 x 38 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; QPL; UL

Time Delay

021502.5MXGP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

2.5 A

Pin Wire

22.29 J

-55 °C (-67 °F)

Tin

1.5 kA

10 ms

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

22.29

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

39112500000

Littelfuse

Electric Fuse

Through Hole Mount

65 V

65 V

2.5 A

Pin Wire

2.219 J

-40 °C (-40 °F)

50 A

2 s

Rated Breaking Capacity at 65 VDC: 50 A

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

0.157 in (4 mm)

65 V

TE5

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

0.315 in (8 mm)

CUL; UKCA; UL

125 °C (257 °F)

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.