Plaza notes
Hard ruleDescription
this module handles high-demand loads including refrigeration compressors
By preventing evaporator flooding and compressor slugging
it protects the heat exchanger from overheating and ensures consistent burner performance
provided the correct gas valve and orifices are used
Compact open board design allows for multi-zone mounting within a single control panel
Carrier HH57AC078 Enthalpy Sensor 319847-401 this module handles high-demand loadsEnsure 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
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy