Mounted on an poweradjust 3 controller, this passive heat sink improves heat dissipation and thereby increases the maximum power output of the fan channel. Scope of delivery: Aluminum heat sink for poweradjust 3 Thermally conductive pad Mounting material Compatible with: poweradjust 3 (52247/52246) Please note: poweradjust 3 is not included in delivery! Not compatible with bezel sets 52179/52183!