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SLO185V Oil Furnace

Model #: SLO185V
Series: Dave Lennox Signature® Collection


  • Efficiency ratings of 85% AFUE
  • Variable speed operation for comfort, efficiency and sound reduction
  • Heavy-gauge steel heat exchanger
  • High-Efficiency Beckett AFII Burner delivers super-efficient combustion for greater fuel economy
  • Innovative combustion chamber
  • Heavy-duty fuel pump
  • Insulated blower compartment
  • Durable, insulated steel cabinet
  • Limited Lifetime Warranty on heat exchanger, 10-Year Limited Warranty on covered parts
  • Features


    Here are some of the top features of the SLO185V:

    • Efficiency rating of 85% AFUE can save you over hundreds of dollars each year* compared to older furnaces.
    • Variable Speed Motor quietly controls flow of air for added humidity control, indoor air quality and comfort.
    • SilentComfort™ technology delivers the ultimate in quiet, consistent heating.
    • High-Efficiency Beckett Burner delivers super-efficient combustion for greater fuel economy.

    Energy Efficiency

    • Efficiency ratings of 85% AFUE
    • Heavy-gauge steel heat exchanger—allows air to glide evenly over its smooth surface for maximum heating efficiency

    Quiet Operation

    • Variable speed operation—assures comfort, efficiency and considerable noise reduction
    • SilentComfort™ technology—ensures quiet operation
    • Innovative combustion chamber—constructed from alumina-silica ceramic fiber, provides quiet operation and high efficiency


    • High-Efficiency Beckett Burner—delivers super-efficient combustion for greater fuel economy
    • Heavy-duty fuel pump—provides quiet, reliable operation with fast shutoff of oil flow


    AFUE: 85


  • Lifetime Limited Warranty on heat exchanger
  • 10-Year Limited Warranty on covered components
  • Publications

    SLO185V Oil Furnace Product Brochure


    AHRI CertifiedETL Listed U.S. (C) IntertekHRAI Canada

    *This chart depicts potential energy savings you can expect from the SLO185V furnace, versus older furnaces with lower efficiency ratings. Criteria used in this example are 2,000 full-load heating hours, with a 85,000 Btuh heating design load and $1.90 per gallon for oil. Your actual savings may vary, depending on the weather patterns in your local area, local fuel rates and your individual lifestyle.