Engineered for ICP (International Comfort Products) air handlers and furnaces

Is the orifice included with this part number

and Payne equipment to maintain factory efficiency

providing the signal necessary to prove airflow

you can utilize the M4 terminal for optional LED indication at the zone panel or thermostat to verify the damper is fully closed

Resideo RT850 Relay Els PW 17895 Engineered for ICP (International ComfortThe Resideo RT850 Relay is a heavy duty 120V TRIAC solid state relay engineered for contractors who require high precision load management without the mechanical wear of traditional contactors. Designed specifically for electric heating applications like baseboard heaters, convectors, and radiant ceilings, this unit provides 100% silent operation. The solid state switching technology eliminates the "click" noise associated with mechanical relays,