12 A Fuses 495

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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

FNQ-R-12

Eaton Corporation

Electric Fuse

Inline/Holder

600 V

300 V

12 A

End Cap

Nickel

200 kA

Rated Breaking Capacity at 300 VDC: 10000 A

Box

0.406 in (10.3 mm)

CC

600 V

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

FNQ-12

Eaton Corporation

Electric Fuse

Inline/Holder

500 V

500 V

12 A

End Cap

10 kA

Bulk

0.406 in (10.3 mm)

CC

500 V

Midget

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE, CSA, UL

Time Delay

KTK-R-12

Eaton Corporation

Electric Fuse

Inline/Holder

600 V

12 A

End Cap

Nickel

200 kA

Box

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Fast

ATDR12

Mersen S A

Electric Fuse

Inline/Holder

600 V

300 V

12 A

End Cap

200 kA

Rated Breaking Capacity at 300 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)

CSA; UL

Time Delay

LP-CC-12

Eaton Corporation

Electric Fuse

Inline/Holder

600 V

150 V

12 A

End Cap

200 kA

Rated Breaking Capacity at 150 VDC: 20000 A

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

LPJ-12SP

Eaton Corporation

Electric Fuse

Inline/Holder

600 V

300 V

12 A

End Cap

300 kA

Rated Breaking Capacity at 300 VDC: 100000 A

0.811 in (20.6 mm)

J

600 V

0.811 x 2.252 in (20.6 x 57.2 mm)

2.252 in (57.2 mm)

CE; CSA; UL

Time Delay

ATQR12

Mersen S A

Electric Fuse

Inline/Holder

600 V

300 V

12 A

End Cap

200 kA

Rated Breaking Capacity at 300 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)

CSA, CE, UL

80 °C (176 °F)

Time Delay

KTK-12

Eaton Corporation

Electric Fuse

12 A

End Cap

100 kA

0.406 in (10.3 mm)

600 V

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CSA, UL

Fast

0451012.MRL

Littelfuse

Electric Fuse

Surface Mount

65 V

65 V

12 A

Wraparound

47.97 J

-55 °C (-67 °F)

Gold

100 A

20 s

Rated Breaking Capacity at 65 VDC: 150 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

65 V

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)

CE; CSA; CUL; TUV; UL

125 °C (257 °F)

Very Fast

0501012.WRS

Littelfuse

Electric Fuse

Surface Mount

32 V

12 A

Wraparound

20.341 J

-55 °C (-67 °F)

Tin Over Nickel

150 A

4 h

20.341

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

e3

32 V

3.21 mΩ

1206

0.126 x 0.064 x 0.033 in (3.2 x 1.63 x 0.835 mm)

0.033 in (0.835 mm)

CSA; UL

150 °C (302 °F)

Fast

MDA-12-R

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

32 V

12 A

End Cap

750 A

Pre Arcing Time: Open within 120 s at 200% Rated Current

0.25 in (6.35 mm)

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; UL

Time Delay

BK/AGC-12-R

Eaton Corporation

Electric Fuse

Inline/Holder

32 V

12 A

End Cap

Nickel

1 kA

Box

0.25 in (6.35 mm)

0.248 x 1.26 in (6.3 x 32 mm)

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CSA; UL

Fast

FRN-R-12

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

125 V

12 A

End Cap

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

Box

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CE; CSA; UL

Time Delay

0501012.WRA

Littelfuse

Electric Fuse

Surface Mount

32 V

12 A

Wraparound

20.341 J

-55 °C (-67 °F)

Matte Tin Over Nickel

150 A

5 s

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.63 mm)

e3

1206

0.033 in (0.835 mm)

AEC-Q200; CSA; CUL; UL

150 °C (302 °F)

Fast

0501012.WR

Littelfuse

Electric Fuse

Surface Mount

32 V

12 A

Wraparound

20.341 J

-55 °C (-67 °F)

Matte Tin Over Nickel

150 A

4 h

20.341

Tape And Reel

0.126 in (3.2 mm)

0.064 in (1.62 mm)

e3

32 V

3.21 mΩ

1206

0.126 x 0.064 x 0.032 in (3.2 x 1.62 x 0.82 mm)

0.032 in (0.82 mm)

CSA; UL

150 °C (302 °F)

Fast

BK/MDA-12-R

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

12 A

End Cap

125.18 J

Nickel

750 A

Box

0.25 in (6.35 mm)

250 V

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CSA; UL

Time Delay

0325012.VXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

12 A

Pin Wire

-55 °C (-67 °F)

Tin

4 h

129

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

0977012.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

450 V

12 A

Pin Wire

388 J

-55 °C (-67 °F)

Tin

100 A

Rated Breaking Capacity at 450 VDC: 200 A

388

Bulk

0.228 in (5.8 mm)

e3

500 V

0.197 x 0.787 in (5 x 20 mm)

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

CE; PSE

125 °C (257 °F)

Time Lag

BK/ABC-12-R

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

125 V

12 A

End Cap

133.3 J

Nickel

750 A

4 h

Rated Breaking Capacity at 125 VDC: 10000 A

Box

0.25 in (6.35 mm)

250 V

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CSA; UL

Fast

BK/ABC-12-RV

Eaton Corporation

Electric Fuse

Through Hole Mount

250 V

125 V

12 A

Pin Wire

133.3 J

Nickel

750 A

Rated Breaking Capacity at 125 VDC: 10000 A

Box

0.25 in (6.35 mm)

0.25 x 1.292 in (6.35 x 32.82 mm)

1.292 in (32.82 mm)

CSA; UL

Fast

0477012.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

400 V

12 A

Pin Wire

576 J

-55 °C (-67 °F)

Matte Tin

100 A

10 ms

Rated Breaking Capacity at 400 VDC: 500 A

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)

CUL; PSE; TUV; UL

125 °C (257 °F)

Time Lag

0679L9120-05

Bel Fuse

Electric Fuse

Surface Mount

125 V

125 V

12 A

Wraparound

38.9 J

-55 °C (-67 °F)

Silver

50 A

5 s

Rated Breaking Capacity at 125 VDC: 300 A

Tape And Reel, 13 inch

0.24 in (6.1 mm)

0.1 in (2.54 mm)

e4

2410

0.1 in (2.54 mm)

AEC-Q200; CUL; UL

125 °C (257 °F)

Very Fast

GLR-12

Eaton Corporation

Electric Fuse

Inline/Holder

300 V

12 A

End Cap

10 kA

0.626 in (15.9 mm)

300 V

0.626 in (15.9 mm)

CE; UL

Fast

0ADEC9120-BE

Bel Fuse

Electric Fuse

Inline/Holder

500 V

500 V

12 A

End Cap

140 J

-55 °C (-67 °F)

Silver

30 kA

10 s

Interrupting Current Max(DC): 20000 A, Pre Arcing Time: Open within 10 s at 300% Rated Current

Bulk

0.252 in (6.4 mm)

e4

500 V

0.236 x 1.26 in (6 x 32 mm)

1.252 in (31.8 mm)

CUL; UL

105 °C (221 °F)

Fast

12CT

Eaton Corporation

Electric Fuse

Inline/Holder

690 V

350 V

12 A

Tab/Blade

10 J

200 kA

Rated Breaking Capacity at 690 VDC: 200000 A

Box

2.157 in (54.8 mm)

2.157 x 0.343 in (54.8 x 8.7 mm)

0.343 in (8.7 mm)

BS 88; CE

FNA-12

Eaton Corporation

Electric Fuse

Inline/Holder

125 V

12 A

End Cap

10 kA

1.5 in (38.1 mm)

0.817 in (20.75 mm)

125 V

0.406 x 0.817 x 1.5 in (10.31 x 20.75 x 38.1 mm)

0.406 in (10.31 mm)

CSA, UL

Time Lag

8020.0603.PT

Schurter Ag

Electric Fuse

Through Hole Mount

250 V

12 A

Pin Wire

72 J

-40 °C (-40 °F)

500 A

Bulk

0.27 in (6.85 mm)

5 s

0.248 x 1.26 in (6.3 x 32 mm)

0.27 x 1.291 in (6.85 x 32.8 mm)

1.291 in (32.8 mm)

CUL; UL

85 °C (185 °F)

Time Lag

MCCFB2410TTT/12

Spc Technology/ Multicomp

Electric Fuse

Surface Mount

250 V

125 V

12 A

Wraparound

13 J

50 A

Tape And Reel

0.256 in (6.5 mm)

0.11 in (2.8 mm)

250 V

2410

0.11 in (2.8 mm)

UL

Slow

MDA-12

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

12 A

End Cap

125.18 J

750 A

Response Time: 120 s MAX at 200% Rated Current, Interrupting Current-Max(DC): 10000 A

1.67

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

Time Delay

3AB12-R

Bel Fuse

Electric Fuse

Inline/Holder

250 V

12 A

End Cap

501 J

-55 °C (-67 °F)

Nickel

200 A

Bulk

0.25 in (6.35 mm)

250 V

0.236 x 1.26 in (6 x 32 mm)

0.25 x 1.252 in (6.35 x 31.8 mm)

1.252 in (31.8 mm)

CUL; PSE; UL

125 °C (257 °F)

Fast

3AG12-R

Bel Fuse

Electric Fuse

Inline/Holder

125 V

12 A

End Cap

501 J

-55 °C (-67 °F)

Nickel

10 kA

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

Bulk; Tape And Reel

0.25 in (6.35 mm)

250 V

0.25 x 1.252 in (6.35 x 31.8 mm)

1.252 in (31.8 mm)

CE; CSA; PSE

125 °C (257 °F)

Fast

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

8020.0603

Schurter Ag

Electric Fuse

Inline/Holder

250 V

12 A

End Cap

72 J

-40 °C (-40 °F)

500 A

Box

0.25 in (6.35 mm)

5 s

3AB

0.25 x 1.252 in (6.35 x 31.8 mm)

1.252 in (31.8 mm)

CUL; UL

85 °C (185 °F)

Time Lag

8020.0603.G

Schurter Ag

Electric Fuse

Inline/Holder

250 V

12 A

End Cap

72 J

-40 °C (-40 °F)

500 A

Bulk

0.25 in (6.35 mm)

5 s

3AB

0.25 x 1.252 in (6.35 x 31.8 mm)

1.252 in (31.8 mm)

CUL; UL

85 °C (185 °F)

Time Lag

8020.0603.H

Schurter Ag

Electric Fuse

Inline/Holder

250 V

100 V

12 A

End Cap

788 J

-40 °C (-40 °F)

Nickel

500 A

Bulk

0.25 in (6.35 mm)

5 s

3AG

1.252 in (31.8 mm)

CUL; UL

85 °C (185 °F)

Time Lag

8020.0603.H.PT

Schurter Ag

Electric Fuse

Through Hole Mount

250 V

100 V

12 A

Pin Wire

788 J

-40 °C (-40 °F)

500 A

Bulk

0.27 in (6.85 mm)

5 s

3AG

1.291 in (32.8 mm)

CUL; UL

85 °C (185 °F)

Time Lag

8020.0603G

Schurter Ag

Electric Fuse

Inline/Holder

250 V

12 A

End Cap

72 J

-40 °C (-40 °F)

500 A

Bulk

0.25 in (6.35 mm)

5 s

3AB

0.25 x 1.252 in (6.35 x 31.8 mm)

1.252 in (31.8 mm)

CUL; UL

85 °C (185 °F)

Time Lag

ABC-12-R

Eaton Corporation

Electric Fuse

Inline/Holder

250 V

125 V

12 A

End Cap

133.3 J

Nickel

750 A

Rated Breaking Capacity at 125 VDC: 10000 A

0.25 in (6.35 mm)

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CSA; UL

Fast

ATQ12

Mersen S A

Electric Fuse

Inline/Holder

500 V

12 A

End Cap

10 kA

0.394 in (10 mm)

500 V

0.394 x 1.496 in (10 x 38 mm)

1.496 in (38 mm)

CSA; UL

Time Delay

SCF4030-12-04

Eaton Corporation

Electric Fuse

Surface Mount

36 V

12 A

One Surface

-20 °C (-4 °F)

50 A

1 m

Tape And Reel, 13 inch

0.157 in (4 mm)

0.118 in (3 mm)

0.157 x 0.118 in (4 x 3 mm)

0.033 in (0.85 mm)

CUL; UL

60 °C (140 °F)

Fast

0314012.HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

12 A

End Cap

570 J

-55 °C (-67 °F)

Nickel

750 A

Rated Breaking Capacity at 125 VDC: 10000 A

570

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

BK/MDL-12-R

Eaton Corporation

Electric Fuse

Inline/Holder

32 V

32 V

12 A

End Cap

Nickel

1 kA

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

Bulk

0.25 in (6.35 mm)

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE

Time Delay

0215012.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

12 A

End Cap

515.5 J

-55 °C (-67 °F)

Nickel

1.5 kA

10 ms

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

515.5

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)

CE; IEC; CSA; KC; PSE; SEMKO; UL

125 °C (257 °F)

Time Lag

0452012.MRL

Littelfuse

Electric Fuse

Surface Mount

72 V

75 V

12 A

Wraparound

260.46 J

-55 °C (-67 °F)

Gold

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

72 V

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

FRS-R-12

Eaton Corporation

Electric Fuse

Inline/Holder

600 V

300 V

12 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Box

0.811 in (20.6 mm)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CE; CSA; UL

Time Delay

0215012.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

12 A

Pin Wire

515.5 J

-55 °C (-67 °F)

Matte Tin

1.5 kA

10 ms

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

515.5

Bulk

0.228 in (5.8 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)

0.886 in (22.5 mm)

CE; IEC; CSA; KC; PSE; SEMKO; UL

125 °C (257 °F)

Time Lag

KLKR012.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

12 A

Tab/Blade

350 J

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

1.5 in (38.1 mm)

CE, CSA, UL

Fast

0477012.MXP

Littelfuse

Electric Fuse

Inline/Holder

500 V

400 V

12 A

End Cap

576 J

-55 °C (-67 °F)

Nickel

100 A

10 ms

Rated Breaking Capacity at 400 VDC: 500 A

576

Bulk

0.205 in (5.2 mm)

500 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)

CUL; PSE; TUV; 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.