Introducing SmartZone 3.0 – the next evolution in intelligent HVAC zoning from Ecojay! Designed as a powerful upgrade to our trusted zone controller, SmartZone 3.0 offers enhanced performance, greater flexibility, and cutting-edge technology to optimize comfort and efficiency in any home or building. With improved compatibility, smarter automation, and a user-friendly interface, managing your HVAC system has never been easier. Upgrade to SmartZone 3.0 and experience the future of climate control today!
The 2 zone, 3 zone and 4 zone version 3.0 boards have all been released. These are in stock and shipping immediately!
Full-featured SINGLE-stage 2-zone controller on a budget
Simplest version of SmartZone ever
2 ZONE control - (Replaces SmartZone-2L for Single Stage)
Gas, Electric or Heat Pump
1 stage COOL <> 2 stage HEAT
NEW PRODUCT - 2025 - Shipping now!
SmartZone-3X 3.0 is the newest addition to the SmartZone family of zone controllers. It has been engineered to make installation easier than ever before. This product will replace the SmartZone-2X, giving our customers and extra zone. For those familiar with SmartZone already, you will see the similarities but with improvements including upgraded display and the addition of built-in FRESH AIR and ECONOMIZER controls.
4-Zone Controller
NEW for 2025 - SmartZone better than ever
Replace almost any brand existing zone control ... use with any thermostats (including WiFi).
Control heating and cooling comfort room by room.
EASY INSTALLATION - no screwdriver or voltmeter required
UNIVERSAL COMPATIBILITY - drop in replacement for many models (see list in Additional Info)
BEST FEATURES - built in Fresh Air Control, expansion port up to 20 Zones
SUPPLY AIR TEMP SENSOR - included for Smart-Staging & equipment protection
DESIGNED & ASSEMBLED IN THE USA
We also want to take a moment to express our deepest gratitude to our loyal customers for over 20 years of support. Your trust and feedback have been instrumental in shaping our innovations, and we are honored to continue providing you with reliable and advanced HVAC solutions. Thank you for being part of the Ecojay family!