Variable Stage High Efficiency Furnace | S9V2

S9V2 is a two-stage, variable-speed gas furnace delivering up to 96% AFUE efficiency — meaning nearly all the fuel burned goes directly into heating your home. The variable-speed blower maintains a steady, even temperature throughout the home, eliminating hot and cold spots, while two-stage adaptive heating adjusts output based on outdoor conditions for efficient, consistent warmth. A reliable, quiet choice for Canadian winters — backed by a strong warranty and ENERGY STAR certification.

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Model BTU Input Config. Width Tonnage AFUE Motor
S9V2B040D3VSBB 40,000 Downflow 17.5" 3 97% Variable Speed
S9V2B040U3VSBB 40,000 Upflow/Horiz. 17.5" 3 97% Variable Speed
S9V2B060U4VSBB 60,000 Upflow/Horiz. 17.5" 4 97% Variable Speed
S9V2B080D3VSBB 80,000 Downflow 17.5" 3 97% Variable Speed
S9V2B080D4VSBB 80,000 Downflow 17.5" 4 97% Variable Speed
S9V2B080U4VSBB 80,000 Upflow/Horiz. 17.5" 4 97% Variable Speed
S9V2C100U5VSBB 100,000 Upflow/Horiz. 21" 5 97% Variable Speed