
The General Electric NF80U070S3B 3-ton 70K-80 AFUE 1-stage upflow/horizontal gas furnace is an efficient and reliable heating solution for your home. This furnace boasts a 70,000 BTU input and 80 AFUE (Annual Fuel Utilization Efficiency) rating, making it an excellent choice for those seeking to reduce their energy consumption and save on heating costs.
The furnace features a single-stage design, which means it operates at one constant heating level. Despite its simplicity, this design is effective in maintaining a consistent temperature within your home. The AFUE rating indicates that 80% of the fuel consumed by the furnace is converted into heat, with the remaining 20% lost through the flue.
The NF80U070S3B is an upflow/horizontal furnace, meaning it can be installed in various locations and configurations. Its compact size makes it suitable for both new constructions and retrofit projects, making it a versatile option for homeowners.
The furnace's durable construction includes a heavy-gauge steel cabinet, which not only enhances its durability but also provides excellent insulation to help maintain the efficiency of the unit. Additionally, its high-temperature painted finish ensures that the furnace not only functions effectively but also looks great in your home.
The NF80U070S3B comes with a range of convenient features, including a sealed combustion system, which helps to maintain consistent temperature and air quality by preventing drafts and bringing in only the necessary amount of outside air. The furnace also includes a multi-port secondary heat exchanger, which helps to maximize the efficiency of the unit by extracting additional heat from the flue gases.
Furthermore, the furnace includes a reliable and easy-to-use electronic ignition system, which eliminates the need for a pilot light and provides accurate temperature control. It also comes with a heavy-duty blower motor that delivers consistent airflow throughout your home, ensuring that every room stays comfortable.
The NF80U070S3B is designed to be installed with a variety of compatible accessories, including humidifiers, air cleaners, and venting options. These accessories can be added to enhance the overall performance and comfort of your heating system.
In summary, the General Electric NF80U070S3B 3-ton 70K-80 AFUE 1-stage upflow/horizontal gas furnace is a reliable and efficient heating solution for your home. Its single-stage design, high AFUE rating, and durable construction make it an excellent choice for those seeking to reduce their energy consumption and save on heating costs. With its convenient features, versatile installation options, and compatibility with various accessories, this furnace is a smart investment for any homeowner.
The GE NF80U070S3B 3-ton 70,000 BTU 80 AFUE 1-stage upflow/horizontal gas furnace is a common choice for residential heating systems. Here are some pros and cons that can help in making an informed decision.
Pros:1. Energy Efficiency: With an AFUE rating of 80, this furnace is energy efficient, meaning it converts 80% of the fuel it consumes into heat for your home.
2. Single-Stage Operation: This model operates on a single stage, which keeps the price point lower compared to two-stage or modulating furnaces.
3. Horizontal Configuration: The horizontal configuration of this furnace makes it suitable for homes where the existing ductwork is located in the attic or crawlspace.
4. Easy Installation: The standard size of this model makes it easier to install, as it fits into most standard-sized furnace cutouts.
5. Durability: GE is a reputable brand known for its durability, and this particular model comes with a 10-year parts warranty.
Cons:1. Single-Stage Operation: While the single-stage operation keeps the cost down, it may result in less even temperature distribution and inconsistent heating.
2. Limited Comfort Control: The lack of advanced features, like a variable-speed blower or multiple heating stages, limits the comfort control offered by this furnace.
3. Noisy Operation: Some users have reported that this model operates noisily, particularly when starting up or shutting down.
4. Potential for Temperature Swings: The single-stage operation may result in significant temperature swings when the outdoor temperature drops drastically.
Conclusion:The GE NF80U070S3B 3-ton 70,000 BTU 80 AFUE 1-stage upflow/horizontal gas furnace is an energy-efficient and cost-effective option for heating your home. However, its single-stage operation may result in temperature inconsistencies and noise during operation. If you're looking for a quieter and more evenly heated home, you may want to consider a two-stage or modulating furnace with advanced comfort features. Ultimately, the decision depends on your budget, heating needs, and personal preferences.
Recommendation:If you're on a tight budget and prioritize energy efficiency, the GE NF80U070S3B 3-ton 70,000 BTU 80 AFUE 1-stage upflow/horizontal gas furnace could be a good choice for your home. However, if you're willing to invest more for advanced features like quieter operation, even temperature distribution, and better comfort control, consider a two-stage or modulating furnace from a reputable brand.
Details:
New from wholesaler stock. Its 3-3.9 tons of heating capacity and 70000-79999 btu rating make it suitable for larger homes or spaces requiring more extensive systems. With a gray color and communicating control style, this furnace is designed for easy maintenance operation. It features a multi-speed high efficiency blower motor for optimal heating performance.
This gas furnace operates on natural and has an afue of 80-85%, making it energy-efficient for keeping your home warm in the winter.
specifications centrafurn:
- brand: General Electric
- mpn: Nf8ou070s3b-56
- system configuration: Upflow/horizontal
- blower motor speed: Multi Speed High Efficiency
- power source: Gas, Natural Gas
- items included: Furnace
- color: Gray
- power phase: 1 Phase
- type: Central Furnace
- btu heating rating: 70000-79999 Btu
- tonnage: 3-3.9 Tons
- control style: Communicating Control Two-stage Gas Valve
- voltage: 120 V
- annual fuel utilization efficiency: Afue
- operating sound rating: Standard
shipping centrafurn:
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
payments centrafurn:
- credit card: discover
- wallet: google-pay
- other
returns centrafurn:
- paid by: buyer
- method: money back
- time: 14 days
- policy: returns accepted
offer centrafurn:
- in stock #: 5
- best offers: true
- started: may 31, 2026
- sold #: 14
- availability: in stock
- prices: $49.95–$3491.30
- item condition:
- Very Good
- Used
- New – Open box
- New
- Unspecified
- Open box
- options: seller-arranged-local-pickup
seller centrafurn:
- # reviews: 2075
- rating: 99.8%
- city: south portland, maine
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