Marvair 70571 Enthalpy Sensor 321894-709 45-inch water column pressure switch

45-inch water column pressure switch monitors the negative air pressure created by the inducer motor

this assembly is cross-compatible with several Allied Air family brands that utilize the LB-65734K part standard

What are the signs that a motor mount assembly needs replacement

Precision-engineered from high-grade steel

preventing thermal stress on the insulation

Marvair 70571 Enthalpy Sensor 321894-709 45-inch water column pressure switchFor 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