The quietest furnace in its class*

Dave Lennox Signature® Collection

get a free estimate today
pdf View Brochure
The SL280V is designed to deliver cozy and reliable warmth, while keeping operating sounds at a minimum. It's also engineered to perform at peak efficiency, so you can enjoy substantial energy savings compared to an older system.
Efficiency rating of 80% AFUEVariable speed technologySilentComfort™ technologyUltra-low continuous fan speedImproved cooling SEER efficiency
Efficiency rating of 80% AFUE can save you hundreds of dollars each year** compared to older furnaces.
Read more
Variable speed technology delivers greater humidity control and consistent airflow for improved comfort and indoor air quality.
Read more
SilentComfort™ technology delivers the ultimate in quiet, consistent heating.
Read more
Ultra-low continuous fan speed provides a quiet, constant flow of air and optimizes indoor air quality accessories.
Read more
Improved cooling SEER efficiency is achieved by matching the SL280V with a Lennox air conditioner or heat pump.***
Read more

The SL280V Variable-Speed Gas Furnace At A Glance:

  • Energy Efficiency
  • Quiet Operation
  • Home Comfort
  • Performance
  • Energy Savings Calculator

Energy Efficiency

    • 80% AFUE heating efficiency—rating can save you hundreds of dollars each year, compared to older furnaces
    • Improved cooling efficiency—achieved by matching with a Lennox air conditioner or heat pump, the SL280V will improve the system's SEER**
    • Dual-fuel capability—can be combined with an electric heat pump to create a dual-fuel system. This combination minimizes heating costs by seamlessly alternating between the two energy sources, depending on outdoor conditions.
    • iComfort®-enabled technology—allows the furnace, when installed with the easy-to-use programmable iComfort Wi-Fi® thermostat, to exchange information and make adjustments as needed to optimize performance and efficiency†
    • Sealed blower compartment—minimizes losses and maximizes efficiency and comfort

Quiet Operation

    • The quietest furnace in its class*—up to 4-1/2 times quieter than competitive models
    • SilentComfort™ technology delivers the ultimate in quiet, consistent heating.
    • Special sound-absorbing materials—further reduce sound for even quieter operation

Home Comfort

    • Two-stage operation—provides more even temperatures in your home
    • Variable speed technology—delivers greater humidity control and consistent airflow for improved comfort and indoor air quality
    • Ultra-low continuous fan speed—provides a quiet, constant flow of air and optimizes indoor air quality accessories

Performance

    • Duralok™ heat exchanger—made of patented ArmourTuf™ steel. Life-tested in excess of agency requirements for long product life and durability
    • SureLight® igniter—silicone nitride construction ensures long product life and reliable operation
    • SureLight control board—controls furnace operation to ensure high reliability and efficiency
    • Durable steel cabinet—sleekly styled and made to last with a contoured design and high-quality paint finish