Thermal Extrusions Cut to Length

Aluminum Flatback

• Dimensions: Inches

• Thermal Resistance based on 3 Inch Length in Natural Convection Setting

WKV Part

Number

Description

Width Height Length

Thermal

Resistance

°C/w/3"

122263

8.40" Wide x 12" Flatback heatsink

16681

8.4

1.4

12

0.65

125657

8.40" Wide x 36" Flatback heatsink

16681

8.4

1.4

36

0.65

WKV Part

Number

Description

Width Height Length

Thermal

Resistance

°C/w/3"

122260

9.24" Wide x 12" Flatback Heatsink

19035

9.24

2.535

12

0.62

125651

9.24" Wide x 36" Flatback Heatsink

19035

9.24

2.535

36

0.62

WKV Part

Number

Description

Width Height Length

Thermal

Resistance

°C/w/3"

125520

9.75" Wide x 12" Flatback heatsink

16473 xx5384

9.75

2.28

12

0.75

125521

9.75" Wide x 36" Flatback heatsink

16473 xx5384

9.75

2.28

36

0.75

WKV Part

Number

Description

Width Height Length

Thermal

Resistance

°C/w/3"

125442

9.875" Wide x 12" Flatback heatsink

16329 xx1703

9.875

1.31

12

0.91

125443

9.875" Wide x 36" Flatback heatsink

16329 xx1703

9.875

1.31

36

0.91

WKV Part

Number

Description

Width Height Length

Thermal

Resistance

°C/w/3"

125592

10" Wide x 12" Flatback heatsink

13953 sf1002

10

2.53

12

0.6

WKV Part

Number

Description

Width Height Length

Thermal

Resistance

°C/w/3"

125448

10.25" Wide x 12" Flatback heatsink

14236 xx5772

10.25

2.5

12

0.71

125449

10.25" Wide x 36" Flatback heatsink

14236 xx5772

10.25

2.5

36

0.71

WKV Part

Number

Description

Width Height Length

Thermal

Resistance

°C/w/3"

125454

10.50" Wide x 12" Flatback Heatsink

16990 xx2904

10.5

1.265

12

1.3

125455

10.50" Wide x 36" Flatback Heatsink

16990 xx2904

10.5

1.265

36

1.3