Resideo RT850 Relay 318518-761 ensuring consistent length for perfectly

ensuring consistent length for perfectly matched belt sets

delivering a free air rating of 875 CFM

We recommend inspecting your existing igniter and flame rod

The LED flash codes indicate specific fault conditions

Direct OEM Compatibility: Ensures a drop-in fit for Nordyne 4-ton systems

Resideo RT850 Relay 318518-761 ensuring consistent length for perfectlyThe 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,