12 A Fuses 10

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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

3AP12-R

Bel Fuse

Electric Fuse

Through Hole Mount

125 V

12 A

Pin Wire

501 J

-55 °C (-67 °F)

10 kA

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

Bulk; Tape And Reel

0.272 in (6.9 mm)

250 V

0.272 x 1.28 in (6.9 x 32.5 mm)

1.28 in (32.5 mm)

CE; CSA; PSE

125 °C (257 °F)

Fast

LA15QS12-2

Littelfuse

Electric Fuse

Inline/Holder

150 V

150 V

12 A

End Cap

30 mJ

100 kA

Rated Breaking Capacity at 150 VDC: 100000 A

0.409 in (10.4 mm)

0.409 x 1.5 in (10.4 x 38.1 mm)

1.5 in (38.1 mm)

UL

Very Fast

LA60Q12-2

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

12 A

End Cap

150 J

200 kA

Rated Breaking Capacity at 600 VDC: 100000 A

0.406 in (10.32 mm)

0.406 x 1.5 in (10.32 x 38.1 mm)

1.5 in (38.1 mm)

UL

Very Fast

LA70QS12-14FI

Littelfuse

Electric Fuse

Inline/Holder

690 V

700 V

12 A

End Cap

60 mJ

200 kA

Rated Breaking Capacity at 700 VDC: 100000 A

0.551 in (14 mm)

0.551 x 2.008 in (14 x 51 mm)

2.008 in (51 mm)

CSA; UL

Very Fast

LA70QS12-14F

Littelfuse

Electric Fuse

Inline/Holder

690 V

700 V

12 A

End Cap

60 mJ

200 kA

Rated Breaking Capacity at 700 VDC: 100000 A

0.551 in (14 mm)

0.551 x 2.008 in (14 x 51 mm)

2.008 in (51 mm)

CSA; UL

Very Fast

CY10X38G12

Littelfuse

Electric Fuse

Inline/Holder

500 V

12 A

End Cap

120 kA

0.394 in (10 mm)

500 V

0.394 x 1.496 in (10 x 38 mm)

0.394 x 1.496 in (10 x 38 mm)

1.496 in (38 mm)

IEC

Fast

CY10X38M12

Littelfuse

Electric Fuse

Inline/Holder

500 V

12 A

End Cap

120 kA

0.394 in (10 mm)

500 V

0.394 x 1.496 in (10 x 38 mm)

0.394 x 1.496 in (10 x 38 mm)

1.496 in (38 mm)

IEC

Time Lag

CY14X51G12

Littelfuse

Electric Fuse

Inline/Holder

690 V

12 A

End Cap

80 kA

0.551 in (14 mm)

690 V

0.551 x 2.008 in (14 x 51 mm)

0.551 x 2.008 in (14 x 51 mm)

2.008 in (51 mm)

IEC

Fast

CY14X51M12

Littelfuse

Electric Fuse

Inline/Holder

690 V

12 A

End Cap

80 kA

0.551 in (14 mm)

690 V

0.551 x 2.008 in (14 x 51 mm)

0.551 x 2.008 in (14 x 51 mm)

2.008 in (51 mm)

IEC

Time Lag

215012

Littelfuse

Electric Fuse

Inline/Holder

250 V

12 A

End Cap

515 J

-55 °C (-67 °F)

Nickel

1.5 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; IEC; KTL; PSE; UL

125 °C (257 °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.