Siemens DDC R540-103 Refurbished Constant Volume Control

The Siemens DDC R540-103 Refurbished Constant Volume Control is an advanced HVAC system component that is used for Direct Digital Control to control airflow in constant volume systems. It keeps air at the optimal speed and flow, and air through ducts to maintain steady air quality and comfort indoor. For commercial and industrial conditions, this control is used in heating, ventilation and air conditioning systems. Benefits include improved energy efficiency, durable operation and simple integration into systems. It is suitable for uses where constant airflow is needed so that it will carry out as per the desired performance and reduce energy consumption.