Product Overview
Goodman 80% 80K BTU Gas Furnace Two Stage 21" Width Upflow/Horizontal R32 GR9T800804CN
The Goodman GR9T800804CN gas furnace is built for durability, efficiency, and quiet operation. Delivering 80,000 BTUs of heating power with an 80% AFUE rating, this two-stage, 9-speed furnace offers flexible installation options in both upflow and horizontal configurations. Equipped with a 9-speed ECM blower motor and advanced self-diagnostic control board, this unit ensures optimal indoor comfort while reducing utility costs and maintenance concerns. Compatible with natural gas and convertible to propane, it is a solid solution for medium-sized homes seeking long-lasting, cost-effective heating.
Key Features
- Heating Input - 80,000 BTU heating input with 80% AFUE for energy-efficient performance
- Burner - Two-stage burner for enhanced comfort and quiet operation
- Blower Motor - 9-speed ECM blower motor for improved airflow and electrical efficiency
- Installation - Multi-positional installation – upflow or horizontal configuration
- Fuel - Factory set for natural gas; convertible to propane with optional kit
- Venting - Metal flue venting required for safe exhaust
- Igniter - Durable hot surface igniter increases ignition reliability
- Cabinet - Heavy-gauge steel cabinet with improved airtight construction
- Control Board - Self-diagnostic control board for quick troubleshooting and maintenance
- Suitability - Ideal for medium-sized homes in compatible climate zones
This furnace is an excellent choice for residential applications where efficiency, noise reduction, and installation flexibility are priorities. Its dependable design and premium features make it a reliable upgrade or replacement in most HVAC systems.
Goodman 80% 80K BTU Gas Furnace Two Stage 21" Width Upflow/Horizontal R32 GR9T800804CN
| Warranty Type | Heat Exchanger | Parts | Unit |
| Standard Warranty | 5 years | 5 years | 5 years |
| Registered Warranty | Lifetime | 10 years | 10 years |
Product Benefits
- High reliabilitynd quality
- Durablend long igniter life
- Provisions for electronicir cleanernd humidifier
- Quietnd Economical heating
- Energy Efficientnd quiet circulation
- Self-diagnostic control board with constant memory
- Operates on two-stage or single-stage thermostats
- Easy Connection for EACnd Humidifier
Product Features
- Heavy-dutyluminized-steel tubular heat exchanger
- "Silicon Nitride igniter"
- Color-coded low-voltage terminals
- Two-Stage gas valve
- Multi-speed ECM blower motor with continuous fan speed
- Fault code LED Output
- Two-stage gas valve
- Furnace control board with self-diagnosticsnd provisions for electronicir cleanernd 120-volt or 24-volt humidifiers
Technical Specifications - GR9T800804CN
| sku | GR9T800804CN |
|---|---|
| manufacturer | Goodman |
| product category | Unitary |
| product class | Gas Furnace |
| system family | Unitary Split System |
| function category | Heating Only |
| product type | Equipment |
| unit type | Indoor |
| market type | Residential-Single Family |
| product family | GR9T80 |
| short description | Goodman 80% AFUE Gas Furnace Multi Speed ECM, Two Stage |
| family description | Two-Stage Multi-Speed ECM Gas Furnace up to 80% AFUE |
| product description | fer uf furnace |
| cooling btu | 48,000 |
| electrical | 115 V | 60 Hz | 1 Ph |
| max breaker size | 15 A |
| min. breaker size | 12.45 A |
| zone compatibility | Multi Zone |
| height | 33-3/8 in |
| width | 21 in |
| depth | 28 in |
| weight | 129 lb |
| warranty | ALL PARTS - 10 YEARS PARTS;HEAT EXCHANGER - 20 YEARS PARTS;HEAT EXCHANGER - 20 YEARS PARTS;ALL PARTS - 10 YEARS PARTS;HEAT EXCHANGER - 79 YEARS PARTS;HEAT EXCHANGER - 79 YEARS PARTS;HEAT EXCHANGER - 20 YEARS PARTS;HEAT EXCHANGER - 79 YEARS PARTS;ALL PARTS - 10 YEARS PARTS |
| safety information | Proposition 65 Label: Yes |
| seer2 | 0.8 |
| product class pim | Gas Furnace |
| model efficiency | 0.80 |
| installation type | Ducted |
| export control classification number eccn | EAR99 |
| universal product code upc | 663051685628 |
| item stocking unit of measure uom | EA |
| pallet qty | 4 |
| country of origin | USA |
| us hts code | 7322.90.0015 |
| canadian hts code | 7322.90.10.21 |
| afue | 80 % |
| cooling capacity nominal | 48000 Btu/H |
| installation configuration | Upflow/Horizontal |
| produced in us | Yes |
| temperature rise range high fire | 25-55 °F |
| max overcurrent protection | 15 A |
| min circuit amps | 12.45 A |
| power frequency | 60 Hz |
| power phase | 1 Ph |
| power voltage | 115 V |
| air flow rate high heating | 1587.6302745 ft³/min |
| dimensions blower diameter | 10 in |
| dimensions blower width | 10 in |
| dimensions unit depth | 28 in |
| dimensions unit height | 33-3/8 in |
| dimensions unit width | 21 in |
| heat exchanger type | Gas |
| motor speed type | Multi Speed ECM |
| nox burner type | Non NOx Rated |
| weight unit | 129 lb |
| blower motor horsepower | 3/4 metric hp |
| high fire input capacity | 80000 Btu |
| high fire output capacity | 64,000 |
| low fire input capacity | 56,000 |
| low fire output capacity | 44,800 |
| gas valve type | Two Stage |
| proposition 65 label | Yes |
| carton type | CTN |
| case qty | 1 |
| dimensions case depth | 30.00 in |
| dimensions case height | 35.50 in |
| dimensions case width | 22.00 in |
| dimensions distribution unit depth | 30 in |
| dimensions distribution unit height | 35.5 in |
| dimensions distribution unit width | 22 in |
| dimensions pallet depth | 60.00 in |
| dimensions pallet height | 35.50 in |
| dimensions pallet width | 44.00 in |
| dimensions shipping unit depth | 30.00 in |
| dimensions shipping unit height | 35.50 in |
| dimensions shipping unit width | 22.00 in |
| distribution shipping volume unit | 23430 in³ |
| shipping volume unit | 23430.000 in³ |
| truck factor | 0.0000 |
| volume case | 23430.000 in³ |
| volume distribution shipping unit | 23430 in³ |
| weight case | 115.500 lb |
| weight distribution shipping unit | 115.5 lb |
| weight shipping unit | 115.500 lb |
| registered parts warranty commercial | ALL PARTS - 5 YEARS PARTS;HEAT EXCHANGER - 20 YEARS PARTS |
| registered parts warranty multi family | ALL PARTS - 10 YEARS PARTS;HEAT EXCHANGER - 20 YEARS PARTS |
| registered parts warranty residential | ALL PARTS - 10 YEARS PARTS;HEAT EXCHANGER - 20 YEARS PARTS;HEAT EXCHANGER - 20 YEARS PARTS;ALL PARTS - 10 YEARS PARTS;HEAT EXCHANGER - 79 YEARS PARTS;HEAT EXCHANGER - 79 YEARS PARTS;HEAT EXCHANGER - 20 YEARS PARTS;HEAT EXCHANGER - 79 YEARS PARTS;ALL PARTS - 10 YEARS PARTS |
| registered unit replacement warranty residential | HEAT EXCHANGER - 10 YEARS UNIT REPLACEMENT;HEAT EXCHANGER - 10 YEARS UNIT REPLACEMENT;HEAT EXCHANGER - 10 YEARS UNIT REPLACEMENT |
| standard parts warranty commercial | HEAT EXCHANGER - 20 YEARS PARTS;ALL PARTS - 5 YEARS PARTS |
| standard parts warranty multi family | ALL PARTS - 5 YEARS PARTS;HEAT EXCHANGER - 20 YEARS PARTS |
| standard parts warranty residential | ALL PARTS - 5 YEARS PARTS;HEAT EXCHANGER - 20 YEARS PARTS |
Leaflets & Manuals
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We will prepare your order within 24 hours if it’s received on a weekday (before noon). Orders are shipped in one to two business days. Transit time is between 3 to 6 business days, although exceptions apply. We email tracking information once your purchase is shipped.
Delivery Map

IMPORTANT DELIVERY INFORMATION: Please be kindly informed that this air conditioner, due to its weight and shipping restrictions, is shipped palletized with an arranged freight service and requires an appointment for delivery. To AVOID delays, please check if the provided phone number in the order details is a current number where you can be reached. You can also contact the carrier directly and refer to your tracking number to set up a date and time for your appointment. It is your responsibility to ensure a safe and secure environment for delivery. Please note that we cannot be held liable for any packages that are stolen or lost after delivery has been confirmed. PLEASE verify your shipping address, as changes to the address after freight has shipped can result in an additional 15% or higher fee depending on freight weight and dimensions.
SMALLWARES INFORMATION: Please be informed that for smaller items, such as Installation Kits, Smart Connectivity Dongles, and TTW Sleeves, when these items are ordered individually, they may be shipped via FedEx without a signature requirement. It is your responsibility to ensure a safe and secure environment for delivery. Please note that we cannot be held liable for any packages that are stolen or lost after delivery has been confirmed. Thank you for your understanding and cooperation.
INSPECT YOUR MERCHANDISE BEFORE SIGNING: Please inspect your boxes thoroughly when you receive them. They should arrive shrink-wrapped and on a pallet. If you notice any damages or imperfections (e.g. crushed box or forklift hole), please write comments on the receipt before signing for delivery, no matter how small damages seem. Contact us immediately to assist you.
Shipping & Delivery
We will prepare your order within 24–48 hours if it’s received on a weekday (before noon). Orders are shipped in one to two business days. Transit time is between 3 to 6 business days, although exceptions apply. We email tracking information once your purchase is shipped.
Delivery Map
IMPORTANT DELIVERY INFORMATION
Please be informed that this air conditioner, due to its weight and shipping restrictions, is shipped palletized with an arranged freight service and requires an appointment for delivery.
To AVOID delays, please make sure the phone number in your order details is accurate and one where you can be reached. You may also contact the carrier directly using your tracking number to schedule your delivery.
It is your responsibility to ensure a safe and secure delivery environment. We are not liable for any packages that are stolen or lost after delivery is confirmed.
Please verify your shipping address carefully. Changes to your shipping address after the freight has been shipped may result in additional fees of 15% or more, depending on freight weight and dimensions.
SMALLWARES INFORMATION
Smaller items such as Installation Kits, Smart Connectivity Dongles, and TTW Sleeves may be shipped via FedEx without a signature requirement if ordered individually.
It is your responsibility to ensure a safe delivery location. We are not liable for packages lost or stolen after delivery confirmation. Thank you for your understanding and cooperation.
INSPECT YOUR MERCHANDISE BEFORE SIGNING
Please inspect your boxes carefully upon delivery. Shipments should arrive shrink-wrapped and on a pallet. If you notice any damage or signs of mishandling (such as a crushed box or forklift puncture), write comments on the delivery receipt before signing, even if the damage appears minor.
Contact us immediately if any issues arise so we can assist you promptly.
SMS Delivery Notifications
If you opted into SMS notifications, we may send you order updates or delivery reminders by text message. Message frequency may vary. Message and data rates may apply. Text STOP to opt out. Text HELP for assistance.
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