Adjustable zone valve actuator with end switch is 4 wire, 24 volts and normally closed. Included accessories and closed position adjustability enable the actuator to be mounted on all Zurn PEX® radiant heat manifolds, zone valves and diverter valves. Includes a manual override position that allows flow through the zone valve or manifold loop without powering the actuator to assist in purging air and troubleshooting.
Read Less