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Tempstar N8MSN0902120A - Performance Series 80% Multi-position Single-Stage Standard 90K BTU Gas Furnace

Item: N8MSN0902120A
MFR: N8MSN0902120A
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  • 80% AFUE
  • Flame roll-out sensors standard
  • Category I venting
  • Blocked vent switch
  • 24 VAC humidifier terminal
  • Electronic air cleaner terminal
  • Twinning furnaces of same heating and cooling sizes
  • N8MSL model California NOx approved
  • Certified 2% or less leakage of nominal air conditioning CFM delivered when pressurized to 1­inch water gauge with all present air inlets, air outlets, and condensate drain port(s) sealed
  • PSC blower motor
  • Adjustable heating blower OFF delay
  • Factory set blower ON delay
  • RPJ Aluminized steel heat exchanger
  • High temperature limit control prevents overheating
  • Direct ignition with Silicon Nitride ignitor
  • One piece prepainted steel cabinet
  • In-shot burners
  • 33-1/3" (847mm) high, for ease of installation
  • Innovative knobs for easy door removal and secure attachment
  • Factory shipped for natural gas, with propane gas conversion kits available
  • Four position - upflow/downflow/horizontal (left/right) installation
  • Three position inducer elbow capability
  • Through the casing flue pipe for counterflow applications
  • Common venting with other Category I appliances
  • Masonry chimney adapter available
  • Self diagnostics
  • Slide out blower assembly
  • 20 year heat exchanger limited warranty with timely registration
  • 5 year parts limited warranty
    • With timely registration, an additional 5 year parts limited warranty
  • * For owner-occupied residential applications only. See warranty certificate for complete details and restrictions, including warranty coverage for other applications.


NameTempstar N8MSN0902120A - Performance Series 80% Multi-position Single-Stage Standard 90K BTU Gas Furnace
Gemaire Item NumberN8MSN0902120A
Manufacturer Product NumberN8MSN0902120A
SKU - PIM Number1395692883150
ERP Number269909
Unit of MeasureEA
Weight141.0 Pounds (Lb)
Length29.0 Inches (In)
Width21.0 Inches (In)
Height33.3 Inches (In)
Country of OriginUSA
Equipment TypeFurnace
Air FlowMulti-Position
BTU Input88000
BTU Output71000
Voltage115 VAC
Full Load Amps11.8
Cycle/Hertz60 Hz
Rated Current Amps14.1
Circuit Breaker - Min Amps20
Circuit Breaker - Max Amps20
Minimum Circuit Amps18.2
Maximum Fuse Size20
Blower Motor HP3/4 HP
Blower Motor RPM1075
Filter Size16" x 25" x 3/4"
Filter Size20" x 25" x 3/4"
Rated Load Amps14.1
Ignition TypeHot Surface
CertificationsAHRI Certified
CertificationsAHRI Certified, ISO 9001 Certified System
CertificationsCSA Certified
Fuel TypeNatural Gas (Factory Installed) or LP Convertible
Gas ConnectionNPT
Thermal Efficiency80%
Warranty OfferedYes
Energy Star RatedNo
UL ListedNo
Product FamilyN8MSN
GEM - Case Quantity


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