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The Bell & Gossett 109423 AZ-1A is a zone pump controller designed for heating systems. This product connects directly to a wet rotor circulator or booster pump, making it suitable for a variety of applications in hydronic heating. The controller turns on the pump and boiler according to the thermostat settings.
The AZ-1A controller efficiently manages heating zones, ensuring that hot water circulates only when needed. It features clearly marked terminals for easy wiring, making setup straightforward for HVAC professionals.
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