Performance 80 Ultra-Low NOx Gas Furnace

N80ESU

  • heil-performace-80-ultra-low-nox-gas-furnace-N80ESU
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Our ultra low NOx gas furnace is an easy choice for those who are looking for a heating solution with reduced NOx emissions outside. This 80% AFUE furnace reliably heats your home while significantly reducing emissions that contribute to smog, acid rain, water quality deteriorating and more. For even greater efficiency and comfort, consider adding a compatible thermostat and heat pump to create a dual-fuel system. A dual-fuel system can save energy by optimizing the efficiency of the heating source based on outside conditions.

Badge 20 Yr heat exchanger

  • 80% AFUE rating

  • Ultra-low NOx Model
  • Quiet performance
  • Fixed-speeds constant torque blower motor and single-stage gas valve also provide improved levels of even temperature control and comfort
  • Dual fuel capable with a compatible heat pump and thermostat for energy-saving heating performance
  • Fully insulated cabinet helps keep the heat moving to your ductwork 
  • Air purifier and humidifier compatible
  • 10-Year Parts Limited Warranty upon timely registration+
  • 20-Year Heat Exchanger Limited Warranty
  • Efficient fixed-speeds constant torque (FCT) ECM blower motor
  • Induced draft combustion motor
  • Single-stage gas valve
  • Stainless steel primary heat exchanger
  • Reliable direct spark gas ignition
  • High temperature limit control helps prevent overheating
  • Solid pre-painted and steel insulated cabinet with tight fit door latch system
  • Sound-reducing features: soft mounted blower and inducer motor
  • Compatible thermostat: heat/cool with humidity sensing
  • Heating capacity: 60,000 & 80,000 BTUh

* No Hassle Replacement™ Limited Warranty: If compressor, coil or heat exchanger fails due to defect during the applicable No Hassle Replacement limited warranty time period, a one-time replacement with a comparable unit will be provided.

+ 10 Year Parts Limited Warranty: Timely registration required for 10-year parts limited warranty and lifetime limited heat exchanger warranty. Limited warranty period is 5 years for parts and 20 years for heat exchanger if not registered within 90 days of installation. Jurisdictions where warranty benefits cannot be conditioned on registration will receive the registered limited warranty periods. Please see warranty certificate for further details and restrictions.

To the original owner, when product is used in an owner-occupied residence, a Lifetime heat exchanger parts limited warranty upon timely registration of your new equipment. Warranty period is reduced to 20-years (from Lifetime) on heat exchanger if not registered within 90 days. Jurisdictions where warranty benefits cannot be conditioned on registration will automatically receive the extended registered heat exchanger parts limited warranty period. See warranty certificate for details.

20-Year Heat Exchanger Limited Warranty. When used in an owner-occupied residence. See warranty certificate for details.

± Control must be connected to Wi-Fi®. App requires iOS® or Android® mobile device. Wi-Fi® is a registered trademark of the Wi-Fi Alliance Corporation.


For California Residents:
- Meets California’s South Coast Air Quality Management District (SCAQMD) and San Joaquin Valley Air Pollution Control District (SJVAPCD) ultra low NOx requirements for 2019
- If installed within the South Coast Air Quality Management District (SCAQMD) of California, this furnace may be eligible for up to a $500 rebate from the district. See www.cleanairfurnacerebate.com for more information on eligibility and the claiming process.

California residents please see Proposition 65.