Carrier HH57AC078 Enthalpy Sensor 326058-757 Pre-Shipment Testing: Each board undergoes

Pre-Shipment Testing: Each board undergoes rigorous factory diagnostics to ensure it meets strict performance standards

and standard brazing techniques should be used for the 1-3/8" stub tube connection

Maintains official ASCO solenoid valve performance standards for 3-way flow control

you know that keeping a system running at peak performance requires exact OEM replacement parts

Carrier HH57AC078 Enthalpy Sensor 326058-757 Pre-Shipment Testing: Each board undergoesEnsure your commercial HVAC systems operate with maximum efficiency using the Carrier HH57AC078 Enthalpy Sensor. This solid state OEM replacement part is essential for managing economizer control by accurately measuring both relative humidity and temperature. This dual sensing capability allows the system to calculate total heat content (enthalpy), enabling smart decisions between utilizing outdoor air or mechanical cooling to maintain setpoint