Call for 24/7 Emergency Service

Serving Baytown and the Surrounding Areas Since 1947
Lennox XC20 Air Conditioner



The quietest and most efficient two-stage heat pump you can buy*
Price Guide $$$$
Efficiency Rating (SEER) up to 19.2
Efficiency Rating (HSPF) 9.7
Energy Star® ENERGY STAR® Qualified
Warranty 10-Year Limited Warranty on covered components including compressor.


Everything’s perfectly balanced

The XP21’s multi-stage operation allows it to match energy use with heating and cooling power, keeping your comfort and efficiency in perfect balance.

Heating, cooling, peace and quiet

The XP21’s SilentComfort™ technology greatly reduces operating noise, making it the quietest multi-stage heat pump you can buy. Even when installed outside a bedroom window, it lets you rest peacefully.

“ Very pleased electrical usage was less than 1/2 from before unit was installed.”
- FredH, Oregon City, Oregon

Powerful energy savings

With efficiencies of up to 19.20 SEER and an HSPF of up to 9.70, the XP21 can lower your energy bills by hundreds of dollars a year, while still keeping your home comfortable and quiet.

Leading the way in smart energy use

Advanced engineering in the XP21 means enjoying smart, energy-efficient comfort all year long. This product has been designated as one of the Most Efficient ENERGY STAR certified products in 2019. Products that are recognized as the Most Efficient of ENERGY STAR in 2019 prevent greenhouse gas emissions by meeting rigorous energy efficiency performance levels set by the U.S. Environmental Protection Agency.

Most Efficient Energy Star

Dual-fuel compatibility

Pairing the XP21 with a Dave Lennox Signature® Collection furnace gives you a system that can switch back and forth between electricity and gas, keeping you warm with whichever energy source is most efficient.

Everything comes together perfectly

Together with other products from the Dave Lennox Signature® Collection, the XP21 takes comfort to an entirely new place.

LENNOX Products