Pre-drilled bolt-on heatsink designed to accept a wide variety of TO220 packaged semiconductors, i.e., voltage regulators and power transistors. * May be mounted vertically or horizontally * Made from black anodised aluminium * Thermal resistance 17°C/W * Dimensions 17.78 x 17.8 x 21.59mm https://elecena.pl/product/27166773/trusemi-bk-t220-0061-to220-bolt-on-heatsink 2024-11-07 https://elecena.pl/product/27166773/trusemi-bk-t220-0061-to220-bolt-on-heatsink 2026-07-22