14 SEER R410a Air Conditioners / Heat Pumps High Efficiency Save Energy, Save Money, Go Green† Our energy efficient, chlorine-free R410a 14 SEER air conditioners and heat pumps provide exceptional cooling and heating performance and meet the government standards for ozone and environmental safety. They are designed to exceed ENERGY STAR® guidelines for energy efficiency and savings. Design Features • 14 SEER or up to 15 SEER and 8.