Resideo HPSR104 Switching Relay 319847-401 providing a high-integrity seal for

providing a high-integrity seal for internal components in industrial and commercial refrigeration apparatus

This 230V 1PH 8150 BTU R22 Rotary Horizontal Hermetic unit is a direct OEM-spec replacement designed for ClimateMaster and Carrier water-source heat pumps and light commercial air conditioners

Is the B1809911S compatible with older B18099-11 models

the AFX24-N4 provides the robust force needed for oversized assemblies where standard actuators fail

Its compact design allows for installation in tight burner housings

Resideo HPSR104 Switching Relay 319847-401 providing a high-integrity seal forThe Resideo HPSR104 is a robust four zone switching relay designed for professional hydronic applications. This 120V pump zoning panel provides precise control for up to four circulator pumps, integrating a dedicated priority zone for domestic hot water (DHW) calls. Engineered for versatility, it is fully compatible with most thermostats, including power stealing, electromechanical, and modern smart thermostats like the T6 Pro. Each thermostat