Johnson Controls JG23A020 Zone Valve Actuator Normally Open On/Off 24V

The Johnson Controls JG23A020 Zone Valve Actuator is a type of on/off actuator that stays open during normal operation to provide accurate control of temperature in HVAC systems. This actuator works at 24V and controls temperature ranges of 32°F – 200°F and has a manual changeover switch. It employs a two-position control signal to control the flow of hot or chilled water in heating and cooling systems for effective temperature control. This actuator is used in fan coil units, air handling units and other zoned HVAC applications.