Main advantages of Taco zone valve controls include universal thermostat compatibility and compatibility with 2, 3 or 4-wire zone valves. These controls also feature user-friendly wiring and provide instant diagnostics via a set of external LED indicators.
Honeywell TrueZONE controls are designed for operational control of heat pump, conventional or dual fuel systems. Select models are RedLink enabled and include a return air sensor and a transformer.
Taco Zone Valve Controls:
Available in standard (ZVC403, ZVC404, ZVC405 & ZVC406) and Expandable (ZVC404-EXP, ZVC406-EXP) models. Expandable models can be linked together to control operation of up to 20 zone valves and can also utilize additional features by installing PC600 series add-on controls.
Honeywell TrueZONE Controls:
Available in standard panel-only option (HZ221, HZ322 & HZ432) or as kits (HZ221K, HZ311K, HZ322K & HZ432K) with later including a discharge air sensor (Honeywell C7735A) and a transformer.