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Enhanced Zone Valve Controls



Simplify the wiring nightmare! Taco Zone Valve Controls easy-to follow PC board layout eliminates the problems caused by incorrect wiring, while the external indicator lights provide instant diagnostic feedback. Combined with Taco Zone Valves and Thermostats, the system’s performance and dependability is maximized.

Features include:
  • Front Diagnostic Lights
  • Switchable Priority
  • Built-in Priority Protection
  • Simplified Wiring
  • Works with 2, 3, or 4-Wire Zone Valves
  • Compact Design
  • Fuse Protected
  • 100% Factory Tested
  • Two Pump End Switches can control up to 3 pumps: System, Secondary and DHW
  • Contractor Friendly PC Board Layout
  • Universal Thermostat Compatibility
  • 24 Volt Power Output for hard wired thermostats
  • Field Replaceable Transformer
  • UL Approved
  • Extended 3 Year Warranty
  • Made in the USA

ZVC404-EXP video
Learn about the ZVC404-EXP in this short video.