this starting relay provides the industrial-strength switching needed to prevent premature motor failure and maintain system uptime in demanding HVACR environments

making it ideal for noise-sensitive environments

while the outlet (Port AB) delivers the mixed fluid

though knowledge of York-specific error codes and board jumpers is recommended for proper calibration

Key Benefits: Precise Pressure Calibration: Operates at an exact 575 psi trip point to protect high-side components from excessive thermal stress

iO HVAC Controls BAL-10 Damper with Actuator R-407A this starting relay provides theThe iO HVAC Controls BAL 10 is a heavy duty, 10 inch round electronic remote balancing damper engineered for precision airflow management in commercial and residential ductwork. Built with a 20 gauge galvanized steel shell, this motorized balancing damper is the professional standard for high performance air balancing in hard to access locations, such as finished ceilings or restricted mechanical runs. Unlike manual dampers that require physical