The Mitsubishi Electric C7089R1039 Wireless Outside Air Sensor is a wireless sensor designed to work with Mitsubishi MHK1 control systems. Identified by part number C7089R1039, this device communicates with the MHK1 controller to provide outdoor air information without wired connections. It enables the HVAC system to respond to external conditions through a wireless link specific to Mitsubishi’s MHK1 setup.
