Variable-Speed Two-Stage Gas Furnace

Lennox SL280V

lennox sl280v variable speed two stage gas furnace

Incredibly quiet heating performance

Energy Star Qualified

While most furnaces are either off or on, the Lennox SL280V can actually deliver two different levels of heat based on how cold it is outside. This lets it fine-tune fuel use to carefully match your comfort, keeping your home warm and energy-smart.

AFUE Rating: Up to 80
Stages of Heating: Two
Motor: Variable Speed

Product Features

  • Up to 80 AFUE
  • ENERGY STAR® Certified
  • Two heating stages
  • SilentComfort™ Technology
  • Sound Absorbing Insulation
  • Variable speed motor
  • Enhanced humidity control
  • Air filter and humidifier compatible
  • Ultra-low continuous fan
  • Dual-fuel capable
  • SureLight® Silicon Nitride Ignitor
  • 10-Year Limited Warranty on covered components
  • 20-Year Limited Warranty on heat exchanger

What You Could Save on Heating Costs

60 AFUE vs 80 AFUE Gas Furnace

Save 25% per Year*

*Based on US National Average

5-Year Savings


10-Year Savings


15-Year Savings


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