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Ion™ 98 Variable-Speed Modulating Gas Furnace

G97CMN

Enjoy ultimate comfort even in the coldest weather with our highest efficiency gas furnace product. It features modulating gas heat performance that delivers incredible temperature control and quiet performance. The variable-speed blower also means you’ll enjoy better summer dehumidification and a possible SEER boost as your furnace works with your cooling unit to help pull moisture out of the air. Pair it with a compatible air conditioner for full functionality and a full communicating system using the Ion™ System Control.
  • Up to 98% AFUE rating
  • Outstanding level of motor electrical efficiency
  • ENERGY STAR® qualified on all models
  • Variable-speed blower motor and modulating gas valve provide our ultimate levels of even temperature control and comfort
  • Dual fuel capable with a compatible heat pump and thermostat for energy-saving heating performance
  • As a modulating furnace, it operates at lower stages most of the time to save energy, smoothly ramping up the heat as temperatures drop
  • Fully insulated cabinet keeps the heat moving to your ductwork 
  • Air purifier and humidifier compatible
  • Wi-Fi® enabled remote access with the Ion™ System Control±
  • 10-Year No Hassle Replacement™ Limited Warranty*
  • 10-Year Parts Limited Warranty upon timely registration+
  • Lifetime Heat Exchanger Limited Warranty upon timely registration
  • High efficiency variable-speed, constant airflow ECM blower motor
  • Variable-speed induced draft combustion motor
  • Modulating gas valve with range of 40%–100% capacity
  • RPJ® (Rigid Press Joint) primary heat exchanger, stainless steel secondary heat exchanger
  • Reliable direct spark gas ignition
  • High temperature limit control prevents overheating
  • Solid, pre-painted steel insulated cabinet with tight fit door latch system
  • Sound-reducing features: soft mounted blower and inducer motor 
  • Compatible thermostat: Ion™ System Control for full function and efficiency capability, Wi-Fi® remote access convenience and intelligent diagnostics 
  • Heating capacity: 60,000–120,000 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:
For installation in SCAQMD only: This furnace does not meet the SCAQMD Rule 1111 14 ng/J NOx emission limit, and thus is subject to a mitigation fee of up to $450. This furnace is not eligible for the Clean Air Furnace Rebate Program: www.CleanAirFurnaceRebate.com.

California residents please see Proposition 65

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