Copeland Comfort Control (Alco) 097723 Control Valve 321142-301 Common Questions & Technical Support

Common Questions & Technical Support What is the difference between SPST and SPDT in these controls

This board is specifically designed for FSA2X and FSA4X fan coils

depending on the specific starting torque requirements of the compressor model

While it can function in other orientations

Engineering-grade construction features a split bobbin transformer with 3500 VRMS isolation

Copeland Comfort Control (Alco) 097723 Control Valve 321142-301 Common Questions & Technical SupportThe Copeland Comfort Control (Alco) 097723 Control Valve (Model EX8 I21) is a high capacity electronic expansion valve designed for precise refrigerant mass flow management in large scale HVACR systems. Utilizing a bipolar stepper motor and a ceramic slide and port, this stepper motor driven valve offers superior resolution and repeatability for applications including superheat control, hot gas bypass, and suction gas throttling. Operating on 24Vdc,