The Johnson Controls V-3801-8001 Pneumatic Compact Oval Actuator is a versatile component used in HVAC systems to control dampers and valves. This actuator uses pneumatic power to control and alter fluid and airflow within a pressure range of 3 to 15 PSI. In order to ensure optimal system performance, it opens or closes valves and dampers by translating pneumatic impulses into mechani... https://www.partshnc.com/pneumaticcompactovalactuator