Catalog > Electro-Mechanical Components > Heatsinks > U-Shaped Anodised Heatsink Extruded for Anodised / for Extruded Heatsink Heatsink Extruded 3K/W Anodised Part No: SK48-50SA 64.40 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 : 3.5 - 2 K/W Length : 50 mm Surface : Black Anodised Drilling Pattern: SSR 3 TO 3 CB Height : 20 mm Width : 65 mm Plate Thickness : 4 mm