this HVAC grille outlet is cross-functional for both cooling-only and heat pump condensers that utilize the 25-inch diameter top assembly

Zero Minimum Pressure: Capable of operating effectively from 0 PSI up to 125 PSI

This valve is rated specifically for 3-ton (36

As a dedicated modulator

Belimo EFB120-S Actuator 320788-703 this HVAC grille outlet isThe Belimo EFB120 S Actuator is a heavy duty spring return damper actuator designed for reliable fail safe operation in high torque HVAC applications. Delivering 270 in lb (30 Nm) of torque, this 120Vac unit provides consistent performance for large control dampers where positive close off is critical. The "S" model includes two integrated auxiliary switches (SPDT) for end position signaling or fan interlocking, increasing system automation accuracy.