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59MN7 Infinity® 98 Gas Furnace with Greenspeed™ Intelligence

If you’re looking for the best heating performance and comfort, the Infinity® 98 Gas Furnace with Greenspeed™ Intelligence is the top pick amongst Indianapolis area homeowners. Packed with energy saving, performance enhancing features backed by intelligent control, this furnace delivers precision heating and an unmatched home comfort experience.


  • 10-year parts limited warranty
  • Lifetime heat exchanger limited warranty
  • Optional labor warranty
  • Up to 985% AFUE
  • Greenspeed intelligence delivers enhanced comfort and efficiency
  • Precision modulating gas valve can match your home’s heating needs
  • Ideal Humidity System® and SmartEvap™ assist cooling equipment with summer dehumidification
  • ComfortFan™ delivers fan speed choice in Constant On mode
  • Comfort Heat Technology® intelligently stages your heat cycles to minimize temperature fluctuations and boost energy efficiency
  • Infinity intelligence delivers self-configuration and troubleshooting
  • Fully insulated cabinet
  • Air filter cabinet


  • Models include Carrier’s quietest and most efficient furnaces
  • 4 fan speed choices
  • Hybrid Heat compatibility
  • Variable-speed constant airflow ECM blower motor
  • ENERGY STAR® qualified
  • Carrier’s highest degree of motor electrical efficiency
  • Load matching produces quieter run times with minimal energy use while delivering precision heat
  • Patented gas valve that modulates at 1% increments between 40 and 100%
  • PowerHeat™ hot surface ignition, no pilot light
  • Primary heat exchanger: Aluminized steel
  • Secondary heat exchanger: Stainless steel fin-and-tube
  • QuieTech™ noise reduction technology
  • Infinity diagnostic intelligence
  • 60,000 to 120,000 Btu/h capacities available
  • Upflow, downflow, and horizontal configurations
  • Upflow dimensions: 35” H x 17.5-24.5” W x 30” D
  • Versatile venting
  • 115V
  • .5” gas connection
  • Liquid Propane conversion available
  • 20-gauge galvanized steel cabinet
  • Urethane base with polyester top coat
  • Taupe metallic finish

Financing available with approved credit!

Williams Comfort Air’s Service Area

The Williams Comfort Air team works throughout the following zip codes shown on the map. Don’t see your location on the map? Call us… we’re growing every day!

Call us 24 hours a day, 365 days a year: (317) 660-6992

Service Area Map

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