Catalog > Electro-Mechanical Components > Heatsinks > Extruded 3K/W Extruded Heatsink for 3K/W / for Extruded Heatsink Extruded Heatsink 53,3x16,5x150mm 3K/W Part No: SK180-100AL 81.65 ZAR inc for 1 Each (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Thermal Resistance : 5.8 - 2.9 K/W Length : 100 mm Surface : raw degreased aluminium (by the metre raw aluminium) Height : 16.5 mm Width : 53.3 mm Plate Thickness : 5 mm