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The Zonefirst AOBD-10X8 Damper is a precision-engineered HVAC zone motor damper designed for professional contractors who require reliable ductwork airflow control
making it a reliable solution for optimizing heating and cooling strategies through precise outside ambient temperature detection
provided the electrical ratings match
offering long-term cycling stability under demanding environmental conditions
Lochinvar & A.O. Smith 100167803 Integrated Control 319825-402 The Zonefirst AOBD-10X8 Damper isThe Lochinvar & A. O. Smith 100167803 Integrated Control is a critical OEM replacement component designed for high efficiency Armor Water Heaters and specific boiler models. As a direct successor to legacy parts RLY30047, RLY40038, and 100167952, this integrated control board manages the sequence of operation, including ignition, temperature regulation, and safety monitoring. It is engineering matched for Lochinvar AW151 286 series units, ensuring