About Lennox® Air Conditioners

Exacting precision makes Lennox® air conditioners among the quietest and most energy-efficient units you can buy.

Perfect degree of cool
There's cool, and there's perfectly cool. Many Lennox® air conditioners make the distinction with two-stage technology.

Efficiencies beyond compare
All Lennox air conditioners are engineered for efficiency. SunSource® solar-ready units can harness power from the sun to reduce your heating and cooling costs by up to half.

The most advanced technologies available
Air conditioners from the Dave Lennox Signature® Collection have the ability to modify cooling based on the climate in your area. When paired with an iComfort® S30 thermostat, these air conditioners adapt to your routine and adjust temperatures accordingly.