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Advanced HVAC Zoning Systems
Zonex Systems has been a leader in HVAC zoning technology since 1988, building on over 45 years of combined industry experience. Our engineering expertise has driven innovations like the first fluidic VAV system in 1967 and modern solutions like VRF-VAV technology. We manufacture 600 unique damper sizes at our Huntington Beach, California facility, serving OEMs, contractors, and building owners with systems ranging from 2-zone residential setups to 400-zone commercial networks.

Our patented control systems simplify installation while maintaining compatibility with major HVAC brands. With 24/7 technical support and a commitment to energy efficiency, we provide solutions that reduce equipment costs by up to 50% compared to traditional systems. Our partnerships with Carrier, Trane, and York demonstrate our industry leadership in both product development and customer satisfaction.
Services
GEN V Zoning GEN X Controls VRF-VAV Systems RetroZone Upgrades GEN UC Controllers SAMOD Dampers Wireless Thermostats DDC Systems Fresh Air Ventilation IoT Integration
Details
  • Year established: 1988
Highlights and features
  • 45+ years of HVAC control system innovation
  • Patented VRF-VAV technology for energy efficiency
  • 24/7 technical support and remote system access
  • Compatible with major HVAC brands and systems
  • Reduce equipment costs by up to 50%
What people say
Best system installed Easiest to install Flawless performance Quick support response Cost-effective solution
Services
GEN V Zoning
GEN V provides affordable zoning solutions for residential and light commercial applications. This system manages up to 20 zones per unit without requiring PC or internet connectivity. Its color LCD touchscreen interface allows control over scheduling, temperature settings, and system diagnostics while maintaining compatibility with A2L refrigerants and FDD protocols.
VRF-VAV Systems
Our VRF-VAV technology combines variable refrigerant flow with air volume control for maximum efficiency. This solution reduces equipment and installation costs by minimizing refrigerant lines and electrical circuits while maintaining pressure-independent zone control through smart air valves.
RetroZone Upgrades
RetroZone modernizes existing VVT and VariTrac systems using existing dampers and wiring. Available in GEN X or GEN V configurations, this upgrade provides enhanced control features while preserving previous infrastructure investments for cost-effective system modernization.
GEN UC Controllers
GEN UC enables internet-based control of multiple RTU and split systems. This solution allows remote temperature management, equipment monitoring, and scheduling for up to 400 standalone units through any mobile device or web browser.
SAMOD Dampers
SAMOD provides standalone modulating damper solutions for over-conditioned spaces. This system automatically adjusts airflow using duct sensors and programmable thermostats to prevent temperature extremes without requiring HVAC equipment activation.
Questions
What HVAC systems are compatible with Zonex controls?
Our systems work with all major HVAC brands including Carrier, Trane, York, and Lennox for both residential and commercial applications.
Can I retrofit existing zoning systems?
Yes, RetroZone upgrades allow modernization of older VVT and VariTrac systems using existing dampers and wiring infrastructure.
Do you offer remote system management?
GEN X and GEN UC controllers provide internet-based remote access for managing multiple units from any mobile device or browser.
What warranty do you provide?
All products include a two-year warranty with technical support available 24/7 through our Huntington Beach headquarters.
How complex is installation?
Our systems use universal wiring and daisy-chain configurations for simplified installation, with most contractors completing setups 50% faster than traditional systems.
Are training resources available?
We provide comprehensive training videos, webinars, and documentation for all products through our online technical resource center.