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Rheem R801SA100521MSA - Classic 80% Gas Furnace, Single Stage, 100K BTU, Upflow/Horizontal, PSC Motor, Up to 5 Ton

Item: R801SA100521MSA
MFR: R801SA100521MSA
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Rheem Classic® Series Upflow/Horizontal Gas Furnace (R801S- Upflow/Horizontal Series)

Model Features
  • 80% residential Gas Furnace CSA certified
  • 3 way multi poise design Upflow/Horizontal
  • PlusOne™ Diagnostics - 7 Segment LED all units
  • PlusOne™ Ignition System - DSI for reliability and longevity
  • Heat exchanger is removable for improved serviceability. Aluminized steel construction provides maximum corrosion resistance and thermal fatigue reliability.
  • Solid doors provide quiet operation
  • Low profile 34" cabinet ideal for space constrained
  • installations
  • Blower shelf design serviceable in all furnace orientations
  • Hemmed edges on cabinets and doors
  • 1/4 turn door knobs for tool less access
  • Integrated Controls board features dip switches for easy
  • system set up
  • QR codes for quick access to product information from your smart phone or tablet


NameRheem R801SA100521MSA - Classic 80% Gas Furnace, Single Stage, 100K BTU, Upflow/Horizontal, PSC Motor, Up to 5 Ton
Gemaire Item NumberR801SA100521MSA
Manufacturer Product NumberR801SA100521MSA
SKU - PIM Number1403974088968
ERP Number346957
Unit of MeasureEA
Weight120.0 Pounds (Lb)
Length29.6 Inches (In)
Width21.0 Inches (In)
Height34.0 Inches (In)
Country of OriginVar
Equipment TypeFurnace
Air FlowUpflow / Horizontal
BTU Input100000
BTU Output80000
Voltage115 VAC
Full Load Amps9.5
Cycle/Hertz60 Hz
Circuit Breaker - Min Amps9
Circuit Breaker - Max Amps15
Blower Motor HP1/2 HP
Filter Size28 3/8" x 21 1/2" x 3
Ignition TypeDirect Spark
CertificationsABS Quality Evaluations, Inc. Management System Certification
CertificationsISO 9001:2008 Certified
CertificationsCSA Certified
Fuel TypeNatural Gas or LP
Gas Connection1/2" [12.7 mm] N.P.T.
Warranty OfferedYes
Energy Star RatedNo
UL ListedNo
Product FamilyR801S
Stages Cool1
Gas TypeNatural Gas
GEM - Case Quantity

Matched Systems

Matched Systems With R801SA100521MSA
View Condensers Coil SEER Tonnage EER
Furnace RA1448AJ1NA RCF4821STAMCA 116955 4 11.7
Furnace RA1442BJ1NA RCF4821STAMCA 116955 3.5 11.5
Furnace RA1442BJ1NA RCF4821MTAMCA 116955 3.5 11.5
Furnace RA1442BJ1NA RCF4821STAMCA 116955 3.5 11.5
Furnace RA1448AJ1NA RCF4821STAMCA 0 4 11.7
RA1660AJ1NA RCF6024STAMCA 116968 5 12.5
RA1660AJ1NA RCF6021STAMCA 116968 5 12.5
RA1648AJ1NA RCF4821STAMCA 116967 4 12.5
RA1442CJ1NA RCF4821STAMCA 116962 3.5 12
RA1442BJ1NA RCF4821STAMCA 116962 3.5 12
RA1642AJ1NA RCF4821STAMCA 116962 3.5 12.2
RA1460BJ1NA RCF6024STAMCA 116955 5 11.7
RA1460AJ1NA RCF6024STAMCA 116955 5 11.7
RA1448AJ1NA RCF4821STAMCA 116955 4 12.2
RA1448AJ1NA RCF4821STAMCA 116955 4 11.7
RA1442XJ1NA RCF4821STAMCA 116955 3.5 12.2
RA1442WJ1NA RCF4821STAMCA 116955 3.5 12.2


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