Our CHAS technicians can provide you with an energy management system to help you operate your cooling system as efficiently as possible. With the constantly rising cost of energy, these systems often pay for themselves in a relatively short time. Whether your project demands a simple cycling control or a multi-function control, we have a product that does just that without requiring a high level of expertise from the operator. Ranging from 13 S.E.E.R – 16 S.E.E.R & R410 Refrigerant Usage.