Motorized Zone Valve, Actuator Control Pressure - Maximum Not Applicable, Actuator Control Pressure - Minimum Not Applicable, Actuator Control Signal On/Off, Actuator Return Action Double Acting, Actuator Type Electric, Actuator Voltage 120 to 277V AC, Allowable Pressure - Maximum 300 psi, Application Air Handlers, Baseboard Heaters, Convectors, Fan Coils, Heat Pumps, Radiators, Body Material Brass, Body Pattern Two-Way, Bypass Port Coefficient of Volume (Cv) Not Applicable