
7-Wire FCU Control Board
Proven Fan Coil Control. Simplified Integration. Reliable Performance.
A Proven Foundation for Reliable Fan Coil Control
Built around conventional parallel 7-wire control architecture, the Omachron® Controls 7-Wire FCU Control Board offers a familiar and proven approach to fan coil control.
Our platform supports multiple fan speeds, heating and cooling operation, safety monitoring, and accessory integration, helping manufacturers create HVAC equipment that is easy to install, commission, and maintain.
Whether deployed in hotels, residential towers, office buildings, or institutional facilities, the 7-Wire FCU delivers dependable operation across a wide range of HVAC applications.

Built Around Conventional HVAC Control Capabilities
The Omachron® Controls 7-Wire FCU Control Board is designed to provide reliable fan coil control across a wide range of HVAC applications. Built around conventional 24VAC 7-wire architecture, the platform supports multiple fan speeds, heating and cooling functions, equipment protection inputs, and optional accessory integration. Its flexible design allows manufacturers to standardize controls across multiple product lines while maintaining the simplicity and serviceability expected by contractors and technicians.
Control
Conventional parallel using 7-Wire 24VAC
Digital Inputs
Flood
Float
Low Voltage Timer
Freeze
Aquastat
Auxiliary Input
Certifications
UL 94V-0 Flame Retardant Certified
Digital Outputs
W/Y Valve
Y Valve
E-Heat
Damper
Fan High
Fan Medium
Fan Low
Fan Ultra-Low
Designed for Manufacturers. Built for Reliability.
The Omachron® Controls 7-Wire FCU Control Board combines proven thermostat compatibility with flexible control capabilities, giving OEMs a reliable platform that supports diverse project requirements and long-term system performance.
Thermostat Compatibility
Compatible with industry-standard commercial thermostats as well as popular smart thermostat platforms, allowing manufacturers greater flexibility when designing fan coil systems.
Integrated Equipment Protection
Supports freeze protection, flood detection, float switch monitoring, aquastat inputs, and additional auxiliary safety functions to help protect equipment and improve reliability.
Service-Friendly Operation
Status indication and streamlined wiring help simplify commissioning, troubleshooting, and maintenance, reducing service time and improving overall supportability.
Flexible Fan & Valve Control
Enables multiple fan speed outputs, heating and cooling valves, electric heat control, and damper operation to accommodate a variety of fan coil configurations.
Trusted for Fan Coil Applications
Have Questions About The 7-Wire FCU Control Board?
Whether you're integrating the 7-Wire FCU Control Board into a new fan coil platform, evaluating compatibility with an existing design, or exploring available accessories and configuration options, our team is here to help. Submit your project details using the form below, and we'll work with you to identify the right solution for your application, equipment requirements, and performance objectives.
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CONTACT
905-263-2805
ADDRESS
P.O Box 130,
Hampton, Ontario, L0B 1J0, Canada
POLICIES
© 2026 by Omachron Controls Inc.
The Omachron® logo and wordmark are trademarks of Omachron® Intellectual Property Inc. used under license.
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