Ultra Low NOx DLSC Series, Upflow/Horizontal Gas Furnace, 80% AFUE, 80,000 Btuh, Variable Speed, 2 Stage, 3.5-5 Ton, SL280UH080NV60C

Cat # : 15F84 |Model/Part # : SL280UH080NV60C

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Introducing the new SL280V ultra low emission gas furnace family that produce 65% lower NOx emissions than standard low NOx furnaces. The SL280UH080NV60C has a variable-speed blower motor and two-stage gas valve that allow the furnace to adjust its speed and airflow to maintain an ideal temperature. The first residential Ultra Low NOx gas furance you can purchase!

  • Compliant with California NOx regulation (14 ng/J)
  • Reduces NOx emissions by 65%
  • The variable speed motor uses 2/3 less the electricity as a standard motor
  • Two-Stage Heating
  • Variable-Speed Airflow
  • Lighter, compact cabinet
  • Peace-Of-Mind Protection - The SL280NV comes with a 20-year limited warranty on the heat exchanger and a 10-year limited warranty on all remaining covered components. See actual warranty certificate for details.


Brand Lennox
Catalog Number 15F84
Model/Part Number SL280UH080NV60C
Minimum Order Quantity 0.0
Base Unit of Measure Unit(S)
Product Depth 27-3/4 IN
Product Height 33 IN
Product Width 21 IN
Product Voltage 120V 1ph 60 hz
Blower Motor Variable Speed
Configuration Upflow/Horizontal
iComfort Enabled true
Heating Type 2 Stage
Low Nox Ultra Low NOx
Gross Weight 138 LB
Family SL280NV
Heating Capacity 80, 000 Btuh
Efficiency 80.0 AFUE
Hertz 60 hz
Phase 1 Phase
Series Dave Lennox Signature Collection

New Catalog #'s

15F84 was replaced by

California Only

This furnace does meet the South Coast Air Quality Management District (SCAQMD) Rule 1111 and San Joaquin Valley Air Pollution Control District (SJVAPCD) Rule 4905 NOx emission limit (14 ng/J) and can be installed within the SCAQMD and SJVAPCD areas.

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