DM80SC-U – Whole House Gas Furnace



Whole House – Gas Furnace

The Daikin brand DM80SC-U Variable-Speed, Multi-Position Ultra Low-NOx Gas Furnace features our heavy-duty stainless-steel tubular heat exchanger and durable silicon nitride hot-surface ignition system. This furnace is run-tested for heating or combination heating/cooling applications. Not only will this furnace provide your family with years of reliable warmth in even the harshest winters, it will do so economically. This quiet furnace delivers a money-saving efficiency of up to 80% AFUE compared to lower AFUE furnaces. This furnace does meet the SCAQMD Rule 1111 14 ng/J NOx emission limit, and is eligible for the SCAQMD Clean Air Furnace Rebate Program:

Compatible with the Daikin Premium Air Cleaner.

Go beyond just merely heating and cooling the air in your home, to providing cleaner indoor air to your family. Intuitively designed with outer dimensions that match original equipment furnace and air handler cabinets for quick installation.



Smart Thermostat
The first smart thermostat to offer full two-way communications with Daikin HVAC systems.

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Motor Type Variable-Speed ECM
Price Tier $$


  • Compatible with Daikin One+ Smart Thermostat and other Daikin communicating equipment
  • Heavy-duty stainless-steel dual-diameter and tubular heat exchanger
  • Single-Stage gas valve
  • Durable Silicon Nitride igniter
  • Quiet and modulating draft inducer
  • Self-diagnostic control board with constant memory fault code history output to three 7-segment display with push buttons
  • Variable speed ECM blower motor (gently ramps up or down according to heating or cooling demand offering quiet airflow circulation)
  • Color-coded low-voltage input terminal for dehumidification control and line voltage terminal provided for electronic air cleaner connection
  • Auto-Comfort and enhanced dehumidification modes available.
  • All Ultra-Low NOx DM80SC-U models comply with the 14 ng/J emission limit specified in the South Coast Air Quality Management District (SCAQMD) Rule 1111 and San Joaquin Valley Air Pollution
  • Control District (SJVAPCD) Rule 4905. Learn more at and
  • AHRI Certified; ETL Listed


Lifetime Heat Exchanger Limited Warranty*
Igniter Type Silicon Nitride
Gas Valve Type Single Stage
Primary Tubular Heat Exchanger Heavy-Duty Stainless Steel
Motor Type Variable-Speed ECM
Self-Diagnostic Control Board


*To receive the Lifetime Heat Exchanger Limited Warranty (good for as long as you own your home), 12-Year Unit Replacement Limited Warranty and 12-Year Parts Limited Warranty, online registration must be completed within 60 days of installation. Additional requirements for annual maintenance are required for the Unit Replacement Limited Warranty.

Full Warranty Certificate


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