Aprilaire 4977 Relay 322838-752 and LFSH1434 mixing valves

and LFSH1434 mixing valves

though using it with its intended multi-stage equipment is recommended to utilize its full efficiency capabilities

Standardized Connections: Standard 1/2 inch NPT female threads provide easy integration with existing copper or PEX piping manifolds

8 Cv rating and brass trim

Always verify the probe length against the manifold clearance to ensure proper seating within the water column

Aprilaire 4977 Relay 322838-752 and LFSH1434 mixing valvesThe Aprilaire 4977 Relay is a high performance 24v Coil DPDT Relay designed for seamless integration within advanced HVACR systems. This versatile double pole double throw relay serves as a critical HVAC control component, allowing for the simultaneous management of two independent circuits. Engineered for Aprilaire humidifiers and air cleaners, this 24 volt switching relay ensures precise electrical isolation and reliable secondary hardware