1 A Fuses 1,451

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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

0209001.DRT1P

Littelfuse

Electric Fuse

1 A

End Cap

-55 °C (-67 °F)

100 A

4 h

5.64

0.177 in (4.5 mm)

350 V

2AG

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CE, PSE, UL

125 °C (257 °F)

Time Lag

263001MX

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

87 mJ

-55 °C (-67 °F)

50 A

4 h

0.087

0.155 in (3.94 mm)

250 V

105 mΩ

Pico

0.28 in (7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

0235001.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1 A

End Cap

467.5 mJ

-55 °C (-67 °F)

Nickel

100 A

5 s

Bulk

0.197 in (5 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CSA, CE, PSE, UL

125 °C (257 °F)

Fast

0233001XE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

2.03 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

0491001.MAT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 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

224001M

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

2.22 J

Tin Lead

35 A

224

Bulk

0.177 in (4.5 mm)

e0

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CSA; METI; PSE; UL

Fast

225001P

Littelfuse

Electric Fuse

Inline/Holder

250 V

1 A

End Cap

2.22 J

Tin

35 A

225

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)

CSA; METI; UL

Fast

0251001.HX

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 A

Pin Wire

256 mJ

-55 °C (-67 °F)

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)

e3

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0467001.

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

1 A

Wraparound

21.2 mJ

-55 °C (-67 °F)

Matte Tin

50 A

4 h

Rated Breaking Capacity at 32 VDC: 50 A

0.0212

Tape And Reel

0.063 in (1.6 mm)

0.032 in (0.813 mm)

e3

32 V

71 mΩ

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

225001DRT1

Littelfuse

Electric Fuse

Inline/Holder

250 V

1 A

End Cap

2.22 J

35 A

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

0230001.MXSP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

1 A

Pin Wire

5.64 J

-55 °C (-67 °F)

Tin

35 A

4 h

Rated Breaking Capacity at 125 VDC: 10000 A

5.64

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; PSE; UL

125 °C (257 °F)

Time Lag

LCT1E

Littelfuse

Electric Fuse

Inline/Holder

15.5 KV

1 A

End Cap

35 kA

LCT

1.563 in (39.69 mm)

1.563 x 12.8 in (39.69 x 325.12 mm)

12.8 in (325.12 mm)

Medium

46211000000

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

1 A

Wraparound

2.7 J

-40 °C (-40 °F)

Tin

150 A

10 ms

2.7

Tape And Reel

0.413 in (10.5 mm)

0.177 in (4.5 mm)

e3

250 V

Nano

0.177 x 0.177 x 0.413 in (4.5 x 4.5 x 10.5 mm)

0.177 in (4.5 mm)

CUL; PSE; UL; VDE

85 °C (185 °F)

Time Lag

0473001.YXT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 A

Pin Wire

2.01 J

-55 °C (-67 °F)

Pure Tin

50 A

Bulk

0.135 in (3.43 mm)

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

0312001.P

Littelfuse

Electric Fuse

Inline/Holder

250 V

1 A

End Cap

760 mJ

-55 °C (-67 °F)

Tin

35 A

312

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

AGW1CABP

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

1 A

End Cap

0.25 in (6.35 mm)

32 V

7AG

0.875 in (22.225 mm)

0455001.L

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1 A

End Cap

645 mJ

-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

0253001.PA

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 A

Pin Wire

256 mJ

-55 °C (-67 °F)

50 A

4 ms

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

Ammo Pack

0.103 in (2.61 mm)

125 V

Pico

0.28 in (7.11 mm)

CCC; CSA; CUL; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0213001.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1 A

End Cap

19.2 J

-55 °C (-67 °F)

35 A

19.2

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)

BSI, CCC, CE, CSA, PSE, UL, VDE

125 °C (257 °F)

Time Lag

0251001.NAT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 A

Pin Wire

256 mJ

-55 °C (-67 °F)

Matte Tin

50 A

251

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)

CCC; CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

1961100000

Littelfuse

Electric Fuse

Inline/Holder

250 V

1 A

End Cap

15 J

-25 °C (-13 °F)

150 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; CUL; IEC; SEMKO; UL; VDE

70 °C (158 °F)

Time Lag

0224001.DRT1P

Littelfuse

Electric Fuse

1 A

Pin Wire

-55 °C (-67 °F)

Tin

35 A

4 h

2.22

Tape And Reel

0.57 in (14.48 mm)

e3

250 V

2AG

0.57 x 0.57 in (14.48 x 14.48 mm)

0.57 in (14.48 mm)

CE, CSA, UL

125 °C (257 °F)

Fast

0253001.PRT3L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 A

Pin Wire

256 mJ

-55 °C (-67 °F)

Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A

0.256

Tape And Reel

0.103 in (2.61 mm)

Supplemental

e3

125 V

Pico

0.103 x 0.28 in (2.61 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0263001.HAT1L

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

87 mJ

-55 °C (-67 °F)

Tin

50 A

100 ms

0.087

Ammo Pack

0.155 in (3.94 mm)

e3

250 V

Pico

0.155 x 0.28 in (3.94 x 7.11 mm)

CSA, PSE, UL

125 °C (257 °F)

Very Fast

0433001.

Littelfuse

Electric Fuse

Surface Mount

63 V

63 V

1 A

Wraparound

35 mJ

-55 °C (-67 °F)

Tin Lead Over Nickel

50 A

200 ms

Pre Arcing Time: Open within 0.2 s at 300% Rated Current

0.125 in (3.18 mm)

0.06 in (1.52 mm)

e0

63 V

1206

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

0452001.

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1 A

End Cap

1.98 J

-55 °C (-67 °F)

Tin/Lead

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)

e0

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

0673001MXE

Littelfuse

Electric Fuse

1 A

Pin Wire

50 A

4 h

1.22

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

Time Lag

0491001.NAT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 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

0253001.PXL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 A

Pin Wire

256 mJ

-55 °C (-67 °F)

Tin

50 A

Rated Breaking Capacity at 125 VDC: 300 A

0.256

Bulk

0.103 in (2.61 mm)

Supplemental

e3

125 V

Pico

0.103 x 0.28 in (2.61 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

1941100043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

290 mJ

-25 °C (-13 °F)

1.5 kA

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)

CUL; DIN; IEC; SEMKO; UL; VDE

70 °C (158 °F)

Very Fast

02205001.HXP

Littelfuse

Electric Fuse

1 A

Pin Wire

-55 °C (-67 °F)

Tin

35 A

4 h

5.64

0.57 in (14.48 mm)

Supplemental

e3

250 V

2AG

0.57 in (14.48 mm)

CSA; UL

125 °C (257 °F)

Fast

201P1100002

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

2 J

-25 °C (-13 °F)

Tin

80 A

Bulk

0.232 in (5.9 mm)

e3

250 V

5 ms

0.232 x 0.827 in (5.9 x 21 mm)

0.827 in (21 mm)

UL

70 °C (158 °F)

Medium Time Lag

263001MA

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

87 mJ

-55 °C (-67 °F)

50 A

4 h

0.087

0.155 in (3.94 mm)

250 V

105 mΩ

Pico

0.28 in (7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

0318001.MXBP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

760 mJ

-55 °C (-67 °F)

Tin

35 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

0219001

Littelfuse

Electric Fuse

Inline/Holder

250 V

1 A

End Cap

3.33 J

150 A

0.205 in (5.2 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

BSI; CCC; CSA; IEC; KTL; METI; PSE; SEMKO; UL; VDE

Time Lag

FLM1

Littelfuse

Electric Fuse

Inline/Holder

250 V

1 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

0454001.NRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

1 A

Wraparound

1.98 J

-55 °C (-67 °F)

50 A

2 ms

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

125 V

Nano

0.106 in (2.69 mm)

CSA; CUL; UL

125 °C (257 °F)

Slow

0235001.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

1 A

End Cap

467.5 mJ

-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

201P1100043

Littelfuse

Electric Fuse

Inline/Holder

250 V

1 A

End Cap

2 J

-25 °C (-13 °F)

Tin

80 A

Tape And Reel

0.205 in (5.2 mm)

e3

250 V

5 ms

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

UL

70 °C (158 °F)

Medium Time Lag

230001

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

5.64 J

-55 °C (-67 °F)

Tin/Lead

35 A

4 h

5.6

0.185 in (4.7 mm)

e0

250 V

212 mΩ

2AG

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; METI; PSE; UL

125 °C (257 °F)

Slow

275001

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 A

Pin Wire

-55 °C (-67 °F)

50 A

275

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

0263001.MAT1HF

Littelfuse

Electric Fuse

Through Hole Mount

250 V

1 A

Pin Wire

87 mJ

-55 °C (-67 °F)

Pure Tin

50 A

0263

Ammo Pack

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

269001

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

1 A

Tab/Blade

-55 °C (-67 °F)

Gold

10 kA

Rated Breaking Capacity at 125 VDC: 10000 A

0.235 in (5.97 mm)

e4

0.235 x 0.29 in (5.97 x 7.37 mm)

0.29 in (7.37 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

256001

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 A

Pin Wire

5 s

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

0.095 in (2.41 mm)

125 V

Pico

0.095 x 0.28 in (2.41 x 7.11 mm)

0.28 in (7.11 mm)

UL

Fast

0471001.NRT1HF

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 A

Pin Wire

722 mJ

-55 °C (-67 °F)

Pure Tin

50 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; UL

125 °C (257 °F)

Time Lag

0471001.

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

1 A

Pin Wire

722 mJ

-55 °C (-67 °F)

50 A

Rated Breaking Capacity at 125 VDC: 50 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; UL

125 °C (257 °F)

Time Lag

1811100002

Littelfuse

Electric Fuse

Inline/Holder

250 V

1 A

End Cap

1 J

-40 °C (-40 °F)

1.5 kA

181

Bulk

0.205 in (5.2 mm)

10 ms

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

02206001.HXP

Littelfuse

Electric Fuse

1 A

Pin Wire

-55 °C (-67 °F)

Tin

100 A

4 h

2.22

0.57 in (14.48 mm)

Supplemental

e3

300 V

2AG

0.57 in (14.48 mm)

CSA; 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.