Rinnai Deluxe Water Heater Controller Set (Silver) Works with Rinnai R50LSi, R53iPLUS, R75LSi, R85ePLUS, R85iPLUS, R94LSe or R94LSi model water heaters CPO recommends that appliances be installed by a licensed professional Included Controllers Rinnai MC-100V-1S Deluxe Remote Controller Rinnai BC-100V-1S Bath Controller,