The S9B1 furnace helps keep you and your budget comfortable with an AFUE rating of 92% and high-quality components that Trane is known for.
The S9B1 furnace features an AFUE of 92%, meaning that 92 cents of every dollar you spend is converted into heat for your home.
Materials for all components are tested again and again for long-lasting performance and reliability.
Cleaner, healthier indoor air
Add Trane CleanEffects™ to your system for advanced air filtration that removes more dust, pollen and other irritants from conditioned air for a cleaner, healthier, more comfortable home.