this mechanical thermostat is designed to withstand the rigors of commercial and industrial environments

Built for Trane Precedent and Voyager package systems

Utilizes a high-cycle synthetic elastomer diaphragm for consistent response and reduced air leakage over time

Optimal Conductivity: 14-gauge copper wiring supports full amperage draws for heating cycles without overheating

Carrier HD42AR227 Blower Motor 320788-702 this mechanical thermostat is designedThe Carrier HD42AR227 Blower Motor is an ECM X13 constant torque motor designed for high efficiency performance in residential furnaces and air handlers. This 1 3 HP motor operates on a 208 230V single phase circuit, providing reliable airflow management with variable speed capabilities. As a direct OEM replacement motor, the HD42AR227 features a 48 NEMA frame size and a ball bearing design for extended operational life under high static conditions.