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HBX ZON-0500 Expandable Zone Control

The ZON-0500 is an intelligent, microprocessor based zone control. Capable of controlling up to 4 zones per control, the ZON-0500 can be used as a standalone unit, in conjunction with the 0550 series or as an expansion module for the 1000 series controls, and can handle multiple priority selections. The controller can be daisy-chained to provide unlimited coverage and flexibility for virtually any number of zones. The ZON-0500 allows for pump or valve control, and is capable of enabling a boiler. The layout of the control makes for easy wiring and simple setup, allowing for quick installation and minimal on-site time.


Included with ZON-0500:

  • 1 32 Pin Connector
  • 1 Terminal Screwdriver


  • 2 Demand outputs: 1 TT/Cooling demand, 1 DHW/Heat demand
  • System pump output
  • Multiple priority selections
  • Provides pump or valve control
  • High/Low Temperature Selections
  • 24VAC or Dry Contact Thermostat Inputs


  • 24VAC provided for thermostats
  • Expandable up to 36 zones
  • Zone Protection Technology: protects the zone from getting the wrong temperature from the tank when the zone starts
  • Intelligent WWSD when connected to CPU-1000
  • Resettable Fusing for Overloads

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