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Hydrolevel: HydroZone


HydroZone is a versatile single-zone switching relay for HVAC technicians, controlling circulator pumps via 24V thermostats. It features an LED fault indicator, 2-second short-cycle protection, and compatibility with smart thermostats. With a built-in transformer, C terminal, dual SPDT relays, and user-friendly test modes, HydroZone simplifies installation, diagnostics, and maintenance while enhancing energy efficiency. Its robust design offers reliable, cost-effective zone control for heating systems, streamlining operation and troubleshooting for HVAC professionals.





Contact FacilitiesNet Editorial Staff »   posted on: 3/4/2026


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