• R-410A Refrigerant: Earth-friendly, non-ozone-depleting refrigerant.
• Micro-Channel Coil: All-aluminum Micro-Channel coil resists corrosion (in select tonnages).
• Built to Last: Galvanized steel with a polyester urethane finish. The 950-hour salt spray finish is 1.5 mil thick and resists corrosion 50% better than standard finishes.
• Efficiency Boost: This unit gets up to a 1 SEER boost when paired with a variable-speed air handler or one of our furnaces with iSEER technology.
• Quality Made: Factory checked 144 times before being shipped.

When you're looking for quality, energy efficiency and affordability, consider the ES4BE series of Westinghouse air conditioners. This unit delivers high-efficiency cooling up to 15 SEER when combined with our engineered coils or air handlers.