Catalog > Electro-Mechanical Components > Heatsinks > Extruded for TO-220 Extruded Heatsink for TO-220 Extruded Heatsink SK75-37,5SA220 Extruded Heatsink for TO-220 • pattern Drilled • Rth= 10 K/W • Length : 37.5mm • Black Anodised surface 41.04 ZAR inc for 1 Each 31 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Additional Information Drilling Pattern Drilled Thermal Resistance 10 K/W Length 37.5mm Surface Type Black Anodised