this PTAC heater assembly is engineered to meet the exact electrical and thermal requirements of Amana HVAC systems and Goodman equipment

This part is specifically optimized for Copeland 3-phase systems

this heavy-duty hinge kit ensures that cabinet doors on unit heaters and air handlers maintain a precise seal and smooth articulation

optimized for efficient airflow across the evaporator coil or heat exchanger

Always verify static pressure and temperature rise across the heat exchanger when replacing this component

Lochinvar & A.O. Smith 100113143 Switch 340793-762 this PTAC heater assembly isThe Lochinvar & A. O. Smith 100113143 Blocked Inlet Switch is a critical safety component designed for high efficiency commercial water heaters and boilers, including the Cyclone BTH and State SUF series. This genuine OEM replacement part acts as a normally closed (NC) pressure sensor calibrated to 2. 5" WC. Its primary function is to monitor the integrity of the air intake system, ensuring the combustion blower receives adequate airflow for safe