Mars Azure VS 1/4 to 1/2 HP D/D

The newest generation of Azure ECM featuring integrated Bluetooth control for use with the Azure ECM smartphone app. While not required for the installation of these motors, the app allows the installer to take full advantage of the ECM technology. Features: Bluetooth Control -Free app (AZURE ECM) with Intuitive Drop down menus Azure connects directly to OEM harnesses; additional module or adapter is not required The app allows optimization of airflow even if ductwork is not optimal 4 speeds plus 625 RPM constant fan mode High efficiency 85%