and 243-12-2 models

This interface supports local occupant adjustments through integrated setpoint control and a dedicated 3-speed fan switch

Whether you are performing a field replacement or a system overhaul

Key Benefits for Technicians Precise Thermal Calibration: Fixed settings with an open temperature of 210°F and a close temperature of 180°F for accurate overheating protection

Advanced Distributor Products 76733900 Blower Relay 322838-752 and 243-12-2 modelsThe Advanced Distributor Products 76733900 Blower Relay is a critical 24V fan relay designed for precise HVAC blower motor control. As a genuine ADP replacement part, this component ensures your air handler maintains optimal airflow and mechanical efficiency. Specifically engineered for the BC, F, R, and MX air handler series, this relay acts as the primary switch in the low voltage control circuit, preventing intermittent fan operation and total