Catalog > Electro-Mechanical Components > Heatsinks > Extruded for . Extruded Heatsink for . Extruded Heatsink SK90-100SA Extruded Heatsink • Rth= 0.6 K/W • Length : 100mm • Black Anodised surface 766.08 ZAR inc for 1 Each 4 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Additional Information Thermal Resistance 0.6 K/W Length 100mm Surface Type Black Anodised