Modular, scalable, and highly flexible: The OPEN EMS System consist of programmable BACnet Controllers and a variety of I/O Modules. The Internet of Things starts here!

Responsive HTML 5 HD Graphical User Interface, embedded on our OPEN BACnet Controllers.

Extensive line of configurable and feature-rich HVAC controllers for BACnet and Modbus designed for stand-alone operation or in combination with our OPEN EMS Controllers.


The Smart Building Solution by DEOS Controls is an affordable and easy-to-configure building management solution for small- to medium-sized commercial buildings.

Creating Success Together.

DEOS Controls is one of the leading Innovators in Building Automation Systems. Our highly efficient, environmentally-friendly Technologies help to conserve Resources and reduce CO₂ Emissions in many Countries around the World.