Standardized Installation: Identical specifications to the 4074EJQ/U

Whether you are handling natural gas

With a 680 PSI maximum working pressure and 20-micron filtration

and Miller gas furnaces and electric heat pump systems

providing reliable data for system tuning and energy efficiency audits

Resideo RA89A1074 Relay Els PW 17895 Standardized Installation: Identical specifications toThe Resideo RA89A1074 Relay is a reliable, industry standard solution for technicians managing hydronic systems that require seamless interfacing between low voltage controls and 120V line voltage equipment. Built with a 120Vac primary voltage transformer and a 24Vac coil, this switching relay allows a standard 2 wire thermostat to drive heavy duty components like circulator pumps, fans, or boiler ignition circuits. Its SPST switching action ensures