Greenheck 383561 Relay 326058-757 With its robust plastic housing

With its robust plastic housing and reliable diaphragm construction

When facing issues like incorrect blower response

eliminating the guesswork of aftermarket fitment

or receiving a specific pressure switch lockout code on the integrated furnace control board

Always verify the rotation of the existing fan blade to ensure the Nidec 1940 matches the required directional airflow of your specific housing

Greenheck 383561 Relay 326058-757 With its robust plastic housingThe Greenheck 383561 Relay is a professional grade DPDT 24VAC HEAT RELAY designed for heavy duty switching in commercial and industrial HVACR systems. As a genuine Greenheck OEM replacement part, it ensures seamless compatibility with existing control circuits, eliminating the guesswork often associated with universal aftermarket components. This Double Pole Double Throw configuration allows for the simultaneous management of two independent circuits,