Marvair 70571 Enthalpy Sensor 318973-401 this component ensures the HVAC

this component ensures the HVAC high limit control remains within manufacturer specifications for optimal airflow safety and burner performance

5-inch probe and housing configuration are specifically engineered for through-the-wall installations to capture accurate ambient air data

a fouled or oxidized HVAC flame sensor is the primary culprit behind intermittent ignition failure and short-cycling

Complete Installation Solution: Includes critical gaskets and hardware required to establish a secure

Marvair 70571 Enthalpy Sensor 318973-401 this component ensures the HVACFor industrial HVAC efficiency, the Marvair 70571 Enthalpy Sensor is a critical component for managing economizer functions and indoor air quality. As a solid state C7400A2001 equivalent, this sensor measures the total heat contentboth sensible temperature and latent humidityto determine when outdoor air is suitable for free cooling. Integrating this economizer enthalpy control into your Marvair wall mount air conditioner or heat pump ensures the