40 mA Fuses 86

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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

02170.04MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

80 μJ

-55 °C (-67 °F)

35 A

3 ms

Pre Arcing Time: Open within 3 ms at 400% Rated Current

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

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

125 °C (257 °F)

Fast

S500-40-R

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

110 μJ

Silver

35 A

0.205 in (5.2 mm)

e4

250 V

3600 s

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)

Fast

37200400001

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

9 mJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.009

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; UL

85 °C (185 °F)

Time Lag

02170.04HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

80 μJ

-55 °C (-67 °F)

35 A

3 ms

Pre Arcing Time: Open within 3 ms at 400% Rated Current

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

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

125 °C (257 °F)

Fast

0218.040MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

11 mJ

-55 °C (-67 °F)

Nickel

35 A

10 ms

Bulk

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)

CCC; CE; CSA; KC; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

1960040043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

11 mJ

-25 °C (-13 °F)

150 A

Tape And Reel

0.213 in (5.4 mm)

10 ms

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

BSI; CUL; IEC; SEMKO; UL; VDE

70 °C (158 °F)

Time Lag

0662.040HXSL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

40 mA

Pin Wire

160 μJ

-40 °C (-40 °F)

Tin

35 A

662

Rated Breaking Capacity at 250 VDC: 35 A

Bulk

0.335 in (8.5 mm)

e3

0.335 x 0.333 in (8.5 x 8.45 mm)

0.333 in (8.45 mm)

CCC; KTL; PSE

85 °C (185 °F)

Fast

0315.040VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

6.3 mJ

-55 °C (-67 °F)

Matte Tin

35 A

315

Bulk

0.275 in (6.99 mm)

e3

0.275 x 1.275 in (6.99 x 32.39 mm)

1.275 in (32.39 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

1930040002

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

3.2 mJ

-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)

CUL; DIN; IEC; UL

70 °C (158 °F)

Very Fast

0217.040MRET1P

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

Pin Wire

80 μJ

-55 °C (-67 °F)

35 A

3 ms

Tape And Reel

0.22 in (5.6 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.22 x 0.846 in (5.6 x 21.5 mm)

0.846 in (21.5 mm)

CCC; CE; CSA; SEMKO; UL; VDE

125 °C (257 °F)

Very Fast

3720040041

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

9 mJ

-40 °C (-40 °F)

Matte Tin

35 A

Bulk

0.335 in (8.5 mm)

e3

20 ms

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

UL

85 °C (185 °F)

Time Lag

1960040000

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

11 mJ

-25 °C (-13 °F)

150 A

Bulk

0.205 in (5.2 mm)

10 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

0218.040TXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

11 mJ

-55 °C (-67 °F)

35 A

Pre Arcing Time: Open within 10 ms at 1000% Rated Current

Bulk

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; KC; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

227.040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

40 mA

Pin Wire

70 μJ

35 A

227

0.207 in (5.25 mm)

0.207 x 0.886 in (5.25 x 22.5 mm)

0.886 in (22.5 mm)

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

Fast

0313.040HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

6.3 mJ

-55 °C (-67 °F)

Matte Tin

35 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; UL

125 °C (257 °F)

Time Lag

0242.040HAT1

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

40 mA

Pin Wire

78 μJ

-40 °C (-40 °F)

Matte Tin

4 kA

Pre Arcing Time: Open within 0.002 s at 1000% Rated Current

Ammo Pack

0.119 in (3.02 mm)

e3

0.119 x 0.331 in (3.02 x 8.4 mm)

0.331 in (8.4 mm)

CUL; UL

125 °C (257 °F)

0662.040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

40 mA

Pin Wire

160 μJ

-40 °C (-40 °F)

Tin

35 A

662

Rated Breaking Capacity at 250 VDC: 35 A

0.335 in (8.5 mm)

e3

0.335 x 0.333 in (8.5 x 8.45 mm)

0.333 in (8.45 mm)

CCC; KTL; PSE

85 °C (185 °F)

Fast

37000400430

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

200 μJ

-40 °C (-40 °F)

Tin

35 A

20 ms

Ammo Pack; Tape

0.335 in (8.5 mm)

e3

TR5

0.315 in (8 mm)

CE; CUL; VDE; UL

85 °C (185 °F)

Fast

37200400075

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

9 mJ

-40 °C (-40 °F)

35 A

20 ms

0.335 in (8.5 mm)

TR5

0.315 in (8 mm)

CCC; CE; CUL; UL

85 °C (185 °F)

Time Lag

0313.040MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

6.3 mJ

-60 °C (-76 °F)

35 A

5 s

Bulk

0.25 in (6.35 mm)

3AG

1.25 x 0.25 in (31.75 x 6.35 mm)

1.25 in (31.75 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

0218.040MXGP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

11 mJ

-55 °C (-67 °F)

Tin

35 A

Bulk

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; KC; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

1950040040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

11 mJ

-25 °C (-13 °F)

35 A

Bulk

0.213 in (5.4 mm)

10 ms

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

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

70 °C (158 °F)

Time Lag

1950040002

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

11 mJ

-25 °C (-13 °F)

35 A

Bulk

0.205 in (5.2 mm)

10 ms

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

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

70 °C (158 °F)

Time Lag

315.040P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

6.3 mJ

Matte Tin

0.275 in (6.99 mm)

e3

0.275 x 1.275 in (6.99 x 32.39 mm)

1.275 in (32.39 mm)

CE; CSA; METI; PSE; UL

Slow

0217.040MXGP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

80 μJ

-55 °C (-67 °F)

35 A

3 ms

Bulk

0.205 in (5.2 mm)

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CCC; CE; CSA; SEMKO; UL; VDE

125 °C (257 °F)

Very Fast

02170.04MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

80 μJ

-55 °C (-67 °F)

35 A

3 ms

Pre Arcing Time: Open within 3 ms at 400% Rated Current

Tape And Reel

0.22 in (5.6 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Fast

02170.04MXGP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

80 μJ

-55 °C (-67 °F)

35 A

3 ms

Pre Arcing Time: Open within 3 ms at 400% Rated Current

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

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

125 °C (257 °F)

Fast

02170.04MXBP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

80 μJ

-55 °C (-67 °F)

35 A

3 ms

Pre Arcing Time: Open within 3 ms at 400% Rated Current

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

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

125 °C (257 °F)

Fast

217.040P

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

90 μJ

-55 °C (-67 °F)

Matte Tin

35 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)

CCC; CE; CSA; IEC; KTL; SEMKO; UL; VDE

125 °C (257 °F)

Fast

315.040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

40 mA

Pin Wire

6.3 mJ

Tin/Lead

0.275 in (6.985 mm)

e0

0.275 x 1.275 in (6.985 x 32.385 mm)

1.275 in (32.385 mm)

CE; CSA; PSE; UL

Slow

1950040000

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

11 mJ

-25 °C (-13 °F)

35 A

Bulk

0.205 in (5.2 mm)

10 ms

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

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

70 °C (158 °F)

Time Lag

0242.040UR

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

40 mA

Wraparound

78 μJ

-40 °C (-40 °F)

Matte Tin

4 kA

Pre Arcing Time: Open within 0.002 s at 1000% Rated Current

Tape And Reel

0.119 in (3.02 mm)

e3

0.119 x 0.331 in (3.02 x 8.4 mm)

0.331 in (8.4 mm)

CUL; UL

125 °C (257 °F)

0242.040UAT1

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

40 mA

Pin Wire

78 μJ

-40 °C (-40 °F)

Matte Tin

4 kA

Pre Arcing Time: Open within 0.002 s at 1000% Rated Current

Ammo Pack

0.119 in (3.02 mm)

e3

0.119 x 0.331 in (3.02 x 8.4 mm)

0.331 in (8.4 mm)

CUL; UL

125 °C (257 °F)

1930040043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

3.2 mJ

-25 °C (-13 °F)

35 A

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; UL

70 °C (158 °F)

Very Fast

0219.040MXAEP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

Pin Wire

16.4 mJ

-55 °C (-67 °F)

Tin

150 A

10 ms

0.0164

0.22 in (5.6 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; CUL; SEMKO; UL

125 °C (257 °F)

Time Lag

217.040XP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

70 μJ

-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; SEMKO; UL

125 °C (257 °F)

Fast

0217.040MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

80 μJ

-55 °C (-67 °F)

Tin

35 A

3 ms

Bulk

0.22 in (5.6 mm)

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.236 x 0.886 in (6 x 22.5 mm)

0.846 in (21.5 mm)

CCC; CE; CSA; SEMKO; UL; VDE

125 °C (257 °F)

Very Fast

218.040P

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

5.36 mJ

-55 °C (-67 °F)

Tin

35 A

218P

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)

CCC; CE; CSA; IEC; KTL; PSE; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

37000400410

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

200 μJ

-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)

CE; CUL; VDE; UL

85 °C (185 °F)

Fast

0219.040MXAP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

16.4 mJ

-55 °C (-67 °F)

Tin

150 A

10 ms

0.0164

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; CUL; SEMKO; UL

125 °C (257 °F)

Time Lag

02170.04MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

80 μJ

-55 °C (-67 °F)

35 A

3 ms

Pre Arcing Time: Open within 3 ms at 400% Rated Current

Bulk

0.22 in (5.6 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Fast

0313.040VXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

6.3 mJ

-55 °C (-67 °F)

Matte Tin

35 A

313

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; UL

125 °C (257 °F)

Time Lag

0218.040MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

11 mJ

-55 °C (-67 °F)

Tin

35 A

10 ms

Bulk

0.22 in (5.6 mm)

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.236 x 0.886 in (6 x 22.5 mm)

0.846 in (21.5 mm)

CCC; CE; CSA; KC; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

0218.040HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

40 mA

End Cap

11 mJ

-55 °C (-67 °F)

Tin

35 A

Bulk

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; KC; SEMKO; UL; VDE

125 °C (257 °F)

Time Lag

0315.040MXBP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

6.3 mJ

-55 °C (-67 °F)

35 A

5 s

Bulk

0.275 in (6.985 mm)

3AG

1.275 in (32.39 mm)

CE; CSA; UL

125 °C (257 °F)

Slow

0315.040MXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

6.3 mJ

-60 °C (-76 °F)

35 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; UL

125 °C (257 °F)

Time Lag

3720040043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

9 mJ

-40 °C (-40 °F)

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)

UL

85 °C (185 °F)

Time Lag

3720040000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

40 mA

Pin Wire

9 mJ

-40 °C (-40 °F)

Matte Tin

35 A

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

e3

20 ms

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

UL

85 °C (185 °F)

Time Lag

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.