Napoleon NSM080S3A 80,000 BTU Single Stage Natural Gas Furnace

  • Napoleon NSM080S3A 9500 Series 80,000 BTU Single Stage Gas Furnace
  • Featuring a 95% AFUE for Efficiency & Insulated Cabinet for Whisper Quiet Operation
Availability: Discontinued
List Price: $2307.00
Price Break: $532.00
Our Price: $1775.00


Enjoy reliable, safe and efficient heat in your home with the Napoleon NSM080S3A natural gas furnace with 80,000 BTUs featuring a very efficient 95% AFUE. You'll enjoy a lot of power in a small design. This model offers the shortest size available in a high efficiency unit standing at only 32 7/8" tall. The Napoleon NSM080S3A furnace will keep you and your family warm.

Saves You Money
Enjoy money savings on your annual utility bill. This unit has been designed with efficiency in mind as it maximizes heat transfer with a larger surface area and no heat waste. The aluminized multi-port in shot burners perfectly shape the flame cone for maximum flame efficiency.

Convenient Use
Using the Napoleon home furnace couldn't be easier. It comes with a self diagnostic integrated furnace control that constantly monitors all safety devices. It contains LED indicator lights that make service calls quick and easy. It also interfaces with additional home comfort products using simple plug-in connections.

No Noise Disturbance
This furnace features an acoustically insulated blower compartment that is sound reducing. So it won't interrupt you. It has also been designed for durability with a baked-on powder coat paint that resists scratching and corrosion. It also ensures no sharp edges for safety.

Several Installation Options
You can install the Napoleon NSM080S3A house furnace anyway that you would like. Easily install it for upflow, downflow and horizontal left or right. Zero clearance is required so it can be conveniently placed in a closet or alcove.


  • Model: NSM080S3A
  • Product Type: 80,000 BTU Single Stage Natural Gas Furnace
  • Product Color: White/Red
  • Application: Single stage natural gas furnace ideal for providing reliable, safe and efficient heat for your home.
  • Type: Furnace Heater, Single Stage Furnace
  • Warranty: Manufacturer's limited lifetime warranty
  • Fuel Type: Propane, Natural Gas
  • Efficiency (AFUE): 95 %
  • Motor Type: Multi-speed PSC
  • Motor Size: 1/2 HP
  • Input: 80000 BTU/HR
  • Output: 76000 BTU/HR
  • Minimum Vent Size: 2 Inches
  • Maximum Vent Size: 3 Inches
  • Minimum Vent Length: 15 Inches
  • Maximum Vent Length: 100 Inches
  • Blower Size: 12-7TDD
  • Maximum Air Flow: 1200 CFM
  • Minimum Air Flow: 800 CFM
  • Tonnages: 2, 2-1/2, 3
  • Return Opening Size: 14x23


  • Backed by the president's limited lifetime guarantee
  • Contains a self diagnostic integrated furnace control that is mounted between the blower rails for easy accessibility
  • Durable sound reducing insulated cabinet
  • Multiple installation options for versatility
  • Operates efficiently because it maximizes heat transfer with an aluminized-steel tubular heat exchanger
  • Simple conversion to propane
Our Guarantee
  • FREE return shipping
  • Hassle-Free return policy
  • Zero restocking fees