Catalog > Electro-Mechanical Components > Heatsinks > Extruded SK426-50SA Extruded Heatsink Heatsink Extruded 4,2K/W 15,8x16,51mm Part No: SK426-50SA 105.80 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: 5.7 - 2.8 K/W Length: 50 mm Surface: black anodised Height: 16.51 mm Width: 50.8 mm Plate Thickness: 4 mm