Heatcraft Refrigeration 28910103 Control Board 321702-401 the 1/4" NPT male pressure

the 1/4" NPT male pressure fitting is the industry standard for most HVACR plumbing and sensor ports

Using it with R410A will lead to incorrect superheat and potential system failure

Designed for HVACR refrigeration cycle stability

including CB

Heatcraft Refrigeration 28910103 Control Board 321702-401 the 1/4" NPT male pressureThe Heatcraft Refrigeration 28910103 Control Board is a critical replacement component for Beacon II refrigeration systems, engineered to handle precise evaporator management in commercial walk in coolers and freezers. As a veteran grade OEM replacement part, this Beacon II controller integrates advanced microcomputer logic to regulate electric expansion valves (EEV), compressor cycling, and specialty defrost schedules. By replacing the Heatcraft