
GM9C800804BX Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $1372.00 | Condition is New, Goodman 80,000 Btu 80% Afue 2-Stage Low-NOx Gas Furnace (California), FREE SHIPPING | 100.0% |

The Goodman GM9C800804BX 80,000 BTU 2-stage upflow/horizontal ECM gas furnace is an excellent choice for homeowners seeking high-efficiency heating solutions. This furnace comes with a powerful 80,000 BTU input and an AFUE rating of 95.5%, ensuring you save on energy bills while keeping your home warm and cozy.
The Goodman GM9C800804BX features a 2-stage gas valve and a 2-stage ECM motor that delivers consistent temperature control and quieter operation. The two-stage gas valve allows for low-stage heating when the temperature is milder and high-stage heating when it drops significantly, maintaining a comfortable indoor environment with minimal temperature swings. The variable-speed ECM motor operates more efficiently and quietly than traditional single-speed motors.
The furnace's compact, horizontal design allows for flexible installation options, making it suitable for various home layouts. Its heavy-gauge steel cabinet boasts a high-temperature powder-paint finish, ensuring durability and resistance to rust and corrosion.
Additional features of the Goodman GM9C800804BX include a sealed combustion system with a multi-port burner, which draws in outside air for combustion, reducing the amount of warm, conditioned air that is exhausted outdoors. It also sports an electronic ignition system, eliminating the need for a pilot light and ensuring reliable ignition each time.
The furnace's cabinet also includes a condensate drain system, making it compatible with high-efficiency condensing gas furnaces and allowing for the collection and removal of condensate.
The Goodman GM9C800804BX is covered by a 10-year limited warranty on the heat exchanger and a 5-year limited warranty on the remaining components, giving homeowners peace of mind and protection against manufacturing defects.
Overall, the Goodman GM9C800804BX 80,000 BTU 2-stage upflow/horizontal ECM gas furnace is a reliable, energy-efficient, and cost-effective heating solution that provides consistent temperature control, quiet operation, and peace of mind with its comprehensive warranty coverage.
Pros and Cons of buying a Goodman GM9C800804BX 80,000 BTU 2-Stage Upflow/Horizontal ECM Gas Furnace
1. Pros:a. Two-Stage Heating: This furnace operates in two stages, allowing it to run at a lower capacity most of the time, which results in increased energy efficiency and more even temperature distribution.
b. Electronic Commutation Motor (ECM): The ECM motor is an energy-efficient alternative to the traditional inductor motor. It adjusts its speed according to the heating demand, ensuring optimal performance and savings on energy bills.
c. High AFUE Rating: The GM9C800804BX has an Annual Fuel Utilization Efficiency (AFUE) rating of 80%, which is considered high for a non-condensing furnace. This means that 80% of the fuel is being converted into heat energy.
d. Durability: Goodman is a reputable brand known for manufacturing durable and reliable heating systems. This furnace comes with a 10-year warranty on the heat exchanger and a 5-year warranty on the parts.
2. Cons:a. Size and Weight: The GM9C800804BX is a large and heavy furnace, which may require additional modifications to the existing ductwork and installation space.
b. Single-Stage Igniter: While the furnace has a two-stage heating operation, it only comes with a single-stage igniter. This means that the igniter will always consume the same amount of energy, regardless of the heating demand.
c. Higher Upfront Cost: Compared to some entry-level furnaces, the Goodman GM9C800804BX has a higher upfront cost. However, the energy savings and durability may justify the investment over time.
Conclusion:The Goodman GM9C800804BX 80,000 BTU 2-Stage Upflow/Horizontal ECM Gas Furnace is a reliable and energy-efficient heating solution for larger homes. Its two-stage heating operation and ECM motor provide consistent temperature control and savings on energy bills. Despite its larger size and weight, the durability and high AFUE rating make it a worthwhile investment for homeowners looking for a long-term heating solution.
Recommendation:If you are in the market for a high-performance, energy-efficient gas furnace for a larger home, the Goodman GM9C800804BX is an excellent choice. Its combination of two-stage heating, ECM motor, and high AFUE rating make it a cost-effective and reliable heating option for homeowners. However, make sure to consult a professional HVAC technician for proper installation and sizing to ensure optimal performance and longevity.
Details:
Surplus city liquidators. 13 seer single-package air conditioners and split system heat pumps packaged may not be installed in any state are only sold for replacement parts. Rhee RFC 3621 Latvia 3 ton up flow high efficiency uncased a coil 182497 evaporate.
specifications centrafurn:
- brand: Goodman
- mpn: Gm9c800804bx
- part type: Furnace
- item height: 33.375
- item width: 17.5
- upc: 663051627727
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
payments centrafurn:
- other
- wallet: paypal
- credit card: visa
shipping centrafurn:
seller centrafurn:
- # reviews: 46490
- city: indianapolis, indiana
- rating: 98.6%
offer centrafurn:
- price: $1372.00
- item condition: New
- in stock #: 1
- sold #: 18
- options: ship-to-home
- availability: in stock
- started: october 24, 2025
- best offers: true
returns centrafurn:
- policy: no returns
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