As a heavy-duty HVAC sequencer relay

High Flow Capacity: Handles up to 710

This specific DIN connector is engineered for the ASC2x type coil

this L165-40 limit control prevents heat exchanger damage and hazardous operating conditions by monitoring for airflow restrictions or blower motor failure

Always check your specific furnace model number against the factory parts list to ensure the connector housing matches your board

Watts 0556035 Valve Els PW 17895 As a heavy-duty HVAC sequencerThe Watts 0556035 is the direct Lead Free replacement for the legacy 530C 1 2 (EDP 0371271). This 1 2 inch calibrated pressure relief valve is engineered for protection against excessive pressure in water supply systems, specifically for boiler feed lines and space heating applications. It features a broad adjustable pressure range of 50 to 175 psi (3. 4 to 12. 1 bar), allowing technicians to field set the relief point to job site specifications using