The Smart Heat Electric Heater Package options allow the addition of accessory heaters and related controls to models FA4, FB4, FC4, and FX4 fan coils with heat pump outdoor units only. The Smart Heat electric heater package options enhance performance of heat pump by managing the electric heat. Heating elements are staged on individually as required to maintain dwelling set point temperature. The controller will adjust the indoor blower speed tap to reduce airflow in the ultra comfort mode. The controller is not a substitute for good installation and ductwork practices. All ductwork should be free of air leakage and insulated. Performance may not be satisfactory if good practices are not followed.

Standard Features: