Lennox XC21 Signature Series
- The most efficient two-stage central air conditioner you can buy
- Efficiency ratings of up to 21.20 SEER—can save you hundreds of dollars a year, compared to a standard air conditioner
- icomfort™-enabled technology—allows the air conditioner, when installed with the easy-to-use programmable icomfort Wi-Fi® Touchscreen Thermostat, to exchange information and make adjustments as needed to optimize performance and efficiency**
- ENERGY STAR® qualified—meets or exceeds EPA guidelines for energy efficiency
This product has been designated as one of the Most Efficient ENERGY STAR qualified products in 2013. Products that are recognized as the Most Efficient of ENERGY STAR in 2013 prevent greenhouse gas emissions by meeting rigorous energy efficiency performance levels set by the U.S. Environmental Protection Agency.
- High-efficiency outdoor coil—provides exceptional heat transfer and low air resistance for high-efficiency operation
- 10 year limited warranty on covered components