Catalog > Electro-Mechanical Components > Heatsinks > Extruded Heatsink Extruded Profile for Extruded Heatsink SK81-50SA Heatsink Extruded Profile 3 K/W 120.84 ZAR inc for 1 Each 4 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Thermal Resistance : 3.4 - 1.9 K/W Length : 50 mm Surface : Black Anodised Height : 15 mm Width : 100 mm Plate Thickness : 4 mm