The Arcol Ohmite W series Heat sink combines a tin plated, solderable, integral spring clip with an extruded aluminium heat sink body for an all in one solution to through hole mounting of TO-247.Reduced assembly costMaximum repeatability that is clamping force of the spring clip is not degraded by repeated loading and unloadingMaximum heat transfer per unit ppaceMaximum resistance to shock and vibrationMaximum reliability that helps prevent short circuitsRoHS compliant