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Expandable Zone Valve Controls have Switchable Priority which works with 2, 3, or 4-wire zone valves.
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Taco ZVC406-EXP-4 Expandable Zone Valve Control - 6 Zone Taco ZVC406-EXP-4 Expandable Zone Valve Control - 6 Zone

  • Taco ZVC406-EXP-4 Expandable Zone Valve Control
  • 6 Zone Valve Expandable Control
  • Front Diagnostic Lights
  • Switchable Priority
  • Built-in Priority Protection
  • Simplified Wiring
  • Works with 2, 3, or 4-Wire Zone Valves
  • Compact Design
  • Fuse Protected

Usually Ships in 24 Hours
List Price: $364.50
Our Low Price: $204.95
3 in stock!
Taco ZVC404-EXP-4 Expandable Zone Valve Control - 4 Zone with Priority Taco ZVC404-EXP-4 Expandable Zone Valve Control - 4 Zone with Priority

  • Taco ZVC404-EXP-4 Expandable Zone Valve Control
  • 4 Zone with Priority
  • Front Diagnostic Lights
  • Switchable Priority
  • Built-in Priority Protection
  • Simplified Wiring
  • Works with 2, 3, or 4-Wire Zone Valves
  • Universal Thermostat Compatibility
  • Extended 3 Year Warranty
  • Made in the USA

Usually Ships in 24 Hours
List Price: $271.50
Our Low Price: $167.95
4 in stock!