Description

Energy Efficiency

• Efficiency rating of 97% AFUE—can save your customers hundreds of dollars each year*, compared to standard furnaces
• ENERGY STAR® qualified—meets or exceeds EPA guidelines for energy efficiency
• Dual-fuel capability—can be combined with an electric heat pump to enhance comfort and fuel efficiency by alternating between electric and gas heat, optimizing energy use and minimizing heating costs
• Variable speed blower motor—provides a quiet, consistent flow of air for enhanced comfort, efficiency and humidity control
• Robust stainless steel secondary heat exchanger—allows the furnace to achieve high efficiency levels by capturing additional heat
• Built-In Communicating Abilities – This truly digital product is designed to pair with the Lennox S40 Smart Thermostat as part of a fully communicating home comfort system.**

Quiet Operation

• SilentComfort™ Technology—delivers the ultimate in quiet, consistent heating
• Special sound-absorbing insulation—further reduces sound for quiet operation
• Durable steel cabinet—made to last with an attractive, high-quality textured paint finish

Home Comfort

• Two-stage, gas valve—works with the variable speed motor to match furnace output to household heating needs
• Enhanced humidity control—runs at different speeds to precisely control the flow of heated and cooled air throughout the home
• Secondary heat exchanger—allows the furnace to achieve high efficiency levels by capturing additional heat
• Low-speed fan—provides a consistent, continuous flow of warm air

Reliable Performance

• High Quality Steel
• SureLight® igniter—silicone nitride construction ensures long product life and reliable operation
• SureLight control board—controls furnace operation to ensure high reliability and efficiency
• Multi-position models available

*Criteria used in this example are 2,000 full-load heating hours, with a 60,000 Btuh heating design load and $1.368 ccf for gas. Actual savings may vary, depending on the weather patterns in local area, local fuel rates and lifestyle.

**Lennox S40 Smart Thermostat must be installed with a fully digital indoor unit for maximum performance.