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"

125631

12.75" Wide x 12" Flatback Heatsink

xx2170

12.75

1.35

12

0.6

125632

12.75" Wide x 36" Flatback Heatsink

xx2170

12.75

1.35

36

0.6

WKV Part

Number

Description

Width Height Length

Thermal

Resistance

°C/w/3"

125469

12.75" Wide x 12" Flatback Heatsink

xx2044

12.75

2.25

12

0.56

125470

12.75" Wide x 36" Flatback Heatsink

xx2044

12.75

2.25

36

0.56

WKV Part

Number

Description

Width Height Length

Thermal

Resistance

°C/w/3"

125475

13.381" Wide x 12" Flatback Heatsink

xx5429

13.381 1.312

12

0.65

125476

13.381" Wide x 36" Flatback Heatsink

xx5429

13.381 1.312

36

0.65

WKV Part

Number

Description

Width Height Length

Thermal

Resistance

°C/w/3"

125481

19.00" Wide x 36" Flatback Heatsink

xx2016

19

1.32

12

0.65

125482

19.00" Wide x 36" Flatback Heatsink

xx2016

19

1.32

36

0.65