7 A Fuses 630

Reset All
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

7E4PT.6

Littelfuse

Electric Fuse

Inline/Holder

600 V

7 A

End Cap

37.5 kA

0.813 in (20.64 mm)

0.813 x 4.6 in (20.64 x 116.84 mm)

4.6 in (116.84 mm)

Medium

0253007.MAT3L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

10.4 J

-55 °C (-67 °F)

Pure Tin

50 A

253

Rated Breaking Capacity at 125 VDC: 300 A

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; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0253007T1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

10.4 J

-55 °C (-67 °F)

Pure Tin

50 A

0253

Rated Breaking Capacity at 125 VDC: 300 A

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)

CSA; PSE; QPL; UL

125 °C (257 °F)

Very Fast

RF2329-000

Littelfuse

Electric Fuse

Surface Mount

32 V

7 A

Wraparound

50 A

UL

125 °C (257 °F)

Fast

0473007.MXT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

105 J

-55 °C (-67 °F)

Tin

50 A

105

Bulk

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; UL

125 °C (257 °F)

Time Lag

0251007.HAT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

10.4 J

-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

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; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0325007.VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

7 A

Pin Wire

-55 °C (-67 °F)

Tin

4 h

47.3

0.275 in (6.985 mm)

e3

250 V

3AB

0.275 x 1.288 in (6.985 x 32.72 mm)

1.288 in (32.72 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

Time Lag

0314007.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

7 A

End Cap

71 J

-55 °C (-67 °F)

Nickel

750 A

Rated Breaking Capacity at 125 VDC: 10000 A

71

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; KC; PSE; UL

125 °C (257 °F)

Fast

0332007.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

7 A

End Cap

10.58 J

-55 °C (-67 °F)

100 A

200 ms

Rated Breaking Capacity at 125 VDC: 100 A

10.58

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; CUL; PSE; UL

125 °C (257 °F)

Very Fast

0874007.MRET1P

Littelfuse

Electric Fuse

7 A

Pin Wire

-55 °C (-67 °F)

50 A

4 h

36.9

Tape And Reel

0.142 in (3.6 mm)

250 V

0.142 x 0.394 in (3.6 x 10 mm)

0.394 in (10 mm)

UL

125 °C (257 °F)

Fast

0318007.HXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

7 A

Pin Wire

81 J

-55 °C (-67 °F)

Matte Tin

200 A

5 s

Bulk

0.275 in (6.99 mm)

e3

3AG

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

0318007.VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

7 A

Pin Wire

118 J

-55 °C (-67 °F)

Matte Tin

200 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

0230007.DRT2P

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

464 J

-55 °C (-67 °F)

Matte Tin

400 A

Tape And Reel

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

0313007.IDHXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

7 A

End Cap

347 J

-55 °C (-67 °F)

Matte Tin

200 A

Bulk

0.25 in (6.35 mm)

e3

Indicator

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)

Time Lag

0491007.MRT1

Littelfuse

Electric Fuse

Through Hole Mount

86 V

86 V

7 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)

86 V

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0326007.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

7 A

End Cap

47.3 J

-55 °C (-67 °F)

Nickel

400 A

4 h

47.3

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; KC; PSE; UL

125 °C (257 °F)

Time Lag

0253007.NRT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

10.4 J

-55 °C (-67 °F)

Pure Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A

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)

CSA; PSE; TUV; UL

125 °C (257 °F)

Very Fast

224007DRT1P

Littelfuse

Electric Fuse

Through Hole Mount

125 V

7 A

Pin Wire

40 J

Tin

500 A

Tape And Reel

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)

CSA; METI; UL

Fast

3257MHXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

7 A

Pin Wire

47.3 J

-55 °C (-67 °F)

Matte Tin

400 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; KTL; PSE; UL

125 °C (257 °F)

Time Lag

0251007.HRT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

10.4 J

-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)

CSA; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0230007.ERT3SP

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

464 J

-55 °C (-67 °F)

Matte Tin

400 A

Tape And Reel

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

429007L

Littelfuse

Electric Fuse

Surface Mount

24 V

24 V

7 A

Wraparound

3.6 J

-55 °C (-67 °F)

Matte Tin

35 A

Rated Breaking Capacity at 24 VDC: 35 A

Tape And Reel

0.125 in (3.18 mm)

0.06 in (1.52 mm)

e3

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)

Very Fast

02200059DRT3P

Littelfuse

Electric Fuse

Through Hole Mount

350 V

7 A

Pin Wire

464 J

-55 °C (-67 °F)

Tin

100 A

4 h

464

0.177 in (4.5 mm)

Supplemental

e3

350 V

2AG

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)

3401700002

Littelfuse

Electric Fuse

Inline/Holder

250 V

7 A

End Cap

130 J

-25 °C (-13 °F)

200 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

429007WRML

Littelfuse

Electric Fuse

Surface Mount

24 V

24 V

7 A

Wraparound

3.6 J

-55 °C (-67 °F)

Matte Tin

35 A

429

Rated Breaking Capacity at 24 VDC: 35 A

Tape And Reel

0.125 in (3.18 mm)

0.06 in (1.52 mm)

e3

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)

Very Fast

KLKD7

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

7 A

End Cap

105.143 J

-55 °C (-67 °F)

100 kA

505 µs

Rated Breaking Capacity at 600 VDC: 50000 A

Bulk

0.406 in (10.31 mm)

898 µs

0.394 x 1.496 in (10 x 38 mm)

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA, IEC, UL, VDE

125 °C (257 °F)

Fast

429007WRM

Littelfuse

Electric Fuse

Surface Mount

24 V

24 V

7 A

Wraparound

3.6 J

-55 °C (-67 °F)

Tin Lead Over Nickel

35 A

429

Rated Breaking Capacity at 24 VDC: 35 A

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)

Very Fast

0454007.MRL

Littelfuse

Electric Fuse

Surface Mount

72 V

60 V

7 A

Wraparound

123.83 J

-55 °C (-67 °F)

50 A

Rated Breaking Capacity at 60 VDC: 50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

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)

Time Lag

0229007.P

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

7 A

End Cap

464 J

-55 °C (-67 °F)

Nickel

400 A

0.177 in (4.5 mm)

Indicator

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

0454007.NR

Littelfuse

Electric Fuse

Surface Mount

72 V

75 V

7 A

Wraparound

123.83 J

-55 °C (-67 °F)

Silver

50 A

2 ms

Rated Breaking Capacity at 75 VDC: 100 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

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

4191700001

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

7 A

End Cap

11.6 J

-65 °C (-85 °F)

Silver

35 A

Rated Breaking Capacity at 125 VDC: 100 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

0251007.NXT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

10.4 J

-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

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; QPL; TUV; UL

125 °C (257 °F)

Very Fast

239007.P

Littelfuse

Electric Fuse

Inline/Holder

125 V

7 A

End Cap

305.758 J

-55 °C (-67 °F)

Tin

10 kA

239P

Bulk; Tape And Reel

0.787 in (20 mm)

e3

0.787 x 0.205 in (20 x 5.2 mm)

0.205 in (5.2 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Time Lag

R451007

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

7 A

Wraparound

10.32 J

Tin/Lead

50 A

e0

CSA; UL

Very Fast

0224007.MXP

Littelfuse

Electric Fuse

Through Hole Mount

125 V

7 A

Pin Wire

40 J

-55 °C (-67 °F)

Tin

500 A

1 s

40

Bulk

0.189 in (4.8 mm)

Supplemental

e3

125 V

2AG

0.185 x 0.57 in (4.7 x 14.48 mm)

0.587 in (14.9 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

Fast

225007DRT1

Littelfuse

Electric Fuse

Inline/Holder

125 V

7 A

End Cap

40 J

10 kA

225

Tape And Reel

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

0251007.VAT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

10.4 J

-55 °C (-67 °F)

Matte Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A

Ammo Pack

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; QPL; TUV; UL

125 °C (257 °F)

Very Fast

239007P

Littelfuse

Electric Fuse

Inline/Holder

125 V

7 A

End Cap

305.758 J

-55 °C (-67 °F)

Tin

10 kA

239P

Bulk; Tape And Reel

0.787 in (20 mm)

e3

0.787 x 0.205 in (20 x 5.2 mm)

0.205 in (5.2 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Time Lag

0315007.VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

7 A

Pin Wire

347 J

-55 °C (-67 °F)

Matte Tin

200 A

315

Bulk

0.275 in (6.985 mm)

e3

0.275 x 1.275 in (6.985 x 32.385 mm)

1.275 in (32.385 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Time Lag

JTD7ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

7 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

Indicator

2.252 in (57.2 mm)

CSA; UL

Time Delay

FLSR007

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

7 A

200 kA

FLSR

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

5 in (127 mm)

CSA; UL

Time Delay

224007P

Littelfuse

Electric Fuse

Through Hole Mount

125 V

7 A

Pin Wire

40 J

Matte Tin

500 A

224

Bulk; Tape And Reel

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)

CSA; METI; UL

Fast

0251007.MRHF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

7 A

Pin Wire

10.4 J

-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; QPL; TUV; UL

125 °C (257 °F)

Very Fast

3257MMXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

7 A

Pin Wire

47.3 J

-55 °C (-67 °F)

Matte Tin

400 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; KTL; PSE; UL

125 °C (257 °F)

Time Lag

0433007.

Littelfuse

Electric Fuse

Surface Mount

24 V

24 V

7 A

Wraparound

3.969 J

-55 °C (-67 °F)

Tin Lead Over Nickel

50 A

Rated Breaking Capacity at 24 VDC: 50 A

0.125 in (3.18 mm)

0.06 in (1.52 mm)

e0

0.125 x 0.06 x 0.023 in (3.18 x 1.52 x 0.58 mm)

0.023 in (0.58 mm)

CSA; UL

90 °C (194 °F)

Very Fast

FLSR7ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

7 A

End Cap

200 kA

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

0454007.MRSN

Littelfuse

Electric Fuse

Surface Mount

72 V

75 V

7 A

Wraparound

123.83 J

-55 °C (-67 °F)

50 A

2 ms

Rated Breaking Capacity at 75 VDC: 100 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

72 V

Nano

0.106 in (2.69 mm)

CSA; CUL; UL

125 °C (257 °F)

Slow

0429007.RL

Littelfuse

Electric Fuse

Surface Mount

24 V

24 V

7 A

Wraparound

3.6 J

-55 °C (-67 °F)

Tin

35 A

429

Rated Breaking Capacity at 24 VDC: 35 A

Tape And Reel

0.125 in (3.18 mm)

0.06 in (1.52 mm)

e3

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)

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.