EWC Controls OAS Sensor 320074-702 Durable Construction: Features heavy-duty heating

Durable Construction: Features heavy-duty heating elements and a rigid frame to withstand constant thermal expansion and contraction

This specific door assembly is engineered for legacy R-22 PTAC models

the switch has failed in the open position and requires replacement

effectively superseding multiple White-Rodgers 37C73U series models

What is included in this ASCO rebuild kit

EWC Controls OAS Sensor 320074-702 Durable Construction: Features heavy-duty heatingThe EWC Controls OAS Sensor is a critical 10k ohm thermistor designed for real time outdoor air temperature monitoring in zoned HVAC applications. Engineeerd for seamless integration with EWC Ultra Zone systems, this outdoor air sensor provides the essential data required for automatic changeover in dual fuel heat pump setups and multi stage heating systems. By replacing bulky mechanical thermostats, the OASEWC enables precise control of supplemental