The S9X1 furnace offers a high-efficiency constant torque ECM blower motor for comfort in cold weather, while maintaining the DNA that American Standard is known for: quality and reliability. The S9X1 is rated at up to 96% gas efficiency (AFUE), providing energy savings and a consistent flow of warm, comfortable air in both winter AND summer.


  • 40 – 120 mbth input
  • Single-stage heat
  • High efficiency 9 tap Constant Torque ECM motor
  • Single-speed draft inducer
  • Silicon nitride igniter
  • Fully insulated/gasketed
  • Single or two pipe vent options
  • IFC board with digital configuration, status and fault codes
  • Certified to 1% air leakage
  • ENERGY STAR® qualified

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