Two stage air conditioners start cooling at 60% of total output - this is the first stage. If required, the system will kick up to 100% - into the second stage, to satisfy the call for cooling.
A two stage or variable stage furnace and thermostat is required to run a two stage AC. Two stage ACs come in every size for every home.
*To see your potential energy savings enter use the slider to compare seer values.
For more information on the single stage vs. two stage vs. variable capacity furnaces and air conditioners, please checkout our blog, here.
Two Stage Air Conditioners