Supco SHL507 Limit Switch R-407C controllers

controllers

Enhanced Safety: Validates proper inducer fan RPM and vacuum pressure before allowing the gas valve to open

allowing you to replace the actuator without draining the system or removing the valve body

maintaining high volumetric efficiency throughout the operating envelope

Supco SHL507 Limit Switch R-407C controllersThe Supco SHL507 Limit Switch is a professional grade thermal protection component engineered for board mounted applications in residential and commercial HVAC units. This SPST normally closed (NC) switch is designed to break the electrical circuit when temperatures reach the 140F fixed open setpoint, preventing heat exchanger damage or unsafe operating conditions. Once the temperature drops to the 110F fixed close temperature, the device utilizes an