Napoleon NSM100S5A 100,000 BTU Single Stage Natural Gas Furnace

  • Napoleon NSM100S5A 9500 Series 100,000 BTU Single Stage High Efficiency Gas Furnace
  • Featuring a Self Diagnostic Integrated Furnace Control that Constantly Monitors All Safety Devices
Availability: Discontinued
List Price: $2645.00
Price Break: $610.00
Our Price: $2035.00


Enjoy reliable, safe and efficient heat in your home with the Napoleon NSM100S5A home gas heater with 100,000 BTUs. This unit has a lot of power with the shortest high efficiency cabinet available measuring at only 32 7/8". It also features the multi-speed PSC motor. The Napoleon NSM100S5A furnace is a perfect addition to any home.

Lower Fuel Bills
You'll enjoy savings on your utility bill because this a high efficiency furnace with 95% AFUE. That's because the aluminized-steel tubular triple-pass heat exchanger has been designed to maximize heat transfer. One way it does this is through a stainless steel heat recovery coil. As heat exits the heat exchanger it redistributes it to the large fins.

Convenient Features
The Napoleon home furnace is unique from other brands in that it features a self diagnostic integrated furnace control (IFC). It contains LED service light indicators that allow you to easily and accurately make service calls. It also constantly monitors all safety devices. It even interfaces with additional home comfort products using simple plug-in connections.

Acoustically Insulated
Most people want a furnace that isn't going to cause much disturbance. This unit has a special acoustically insulated blower cabinet that prevents noise from escaping. Also, this unit is designed to be durable with a powder coating that resists scratching and corrosion.

Simple Installation
Installing the Napoleon NSM10S5A is very easy. There are several different installation options depending on your need. Install it for upflow, downflow and horizontal left or right. Also, zero clearance is required which allows for installation in closets and alcoves.


  • Model: NSM100S5A
  • Product Type: 100,000 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: 3/4 HP
  • Input: 100000 BTU/HR
  • Output: 95000 BTU/HR
  • Minimum Vent Size: 2 Inches
  • Maximum Vent Size: 3 Inches
  • Minimum Vent Length: 15 Inches
  • Maximum Vent Length: 100 Inches
  • Blower Size: 12-10TDD
  • Maximum Air Flow: 1875 CFM
  • Minimum Air Flow: 750 CFM
  • Tonnages: 2, 3, 4, 5
  • Return Opening Size: 14x23


  • Accommodates hook-ups for a humidifier, HRV, and electronic air cleaner
  • Aluminized multi-port in shot burners are corrosion resistant
  • Backed by the manufacturer's limited lifetime warranty
  • Blower compartment is acoustically insulated for whipser quiet operation
  • Saves you money on your utility bills with a 95% AFUE
  • Self-diagnostic interated furnace controls manages all opertional functions
Our Guarantee
  • FREE return shipping
  • Hassle-Free return policy
  • Zero restocking fees