The Johnson Controls VA7820-HGA-2 Electric Valve Actuator is a versatile product useful for controlling water flow in HVAC systems, especially with fail-safe shut down that closes the valve in the event of an event. It is a durable product that can be easily installed directly to the rotary globe valves. https://www.partshnc.com/24v-sr-up-prop-act-0-10vdc