Energy Innovation

Lennox makes some of the most efficient heating and cooling systems available, so you can save the most money possible.


Cutting-Edge Cooling

The XC25 is the most precise and efficient Air Conditioner unit you can buy*, with an energy-efficiency rating of up to 26.00 SEER. Compared to conventional cooling systems, the XC25 can lower monthly utility bills by up to 60%.

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High-Efficiency Heating

Advanced variable-capacity technology makes the SLP98V among the most efficient heating systems on the market. Like the XC25, this furnace can significantly reduce utility bills.

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Smart Controls

The iComfort® S30 Smart Thermostat adapts to your life, perfectly. Your schedule may change. The weather may change. Even the air quality in your neighborhood may change. But the iComfort S30’s powerful control of comfort and energy savings keeps everything just how you like it.

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Dual-Fuel Comfort

Our dual-fuel system offers the perfect combination of efficiency and comfort with two energy sources—an electric heat pump and a gas furnace. What makes this system so ideal and energy efficient is that it seamlessly alternates between the two energy sources, depending on outdoor conditions.

Powerful Air Purification

Allergens. Germs. Odors and chemical vapors. The PureAir™ air purification system is the single solution for everything in your home’s air. It cleans the air inside your home better than any other single system you can buy.

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*Efficiency claim based on comparison of air conditioning and heat pump products' SEER as published in AHRI (January 2013). Actual system combination efficiency may vary; consult a Lennox® Dealer or AHRI for exact system efficiencies. Precision claim based on the cooling capacity range of the XC/XP25-036 units as compared to equivalent-sized competitive variable-capacity compressor units.