General Electric NF80U070S3A 70K BTU 80% AFUE Natural Gas Furnace

A compact, reliable natural gas furnace engineered for smooth airflow, quiet performance, and long‑term durability. The General Electric NF80U070S3A natural gas furnace delivers 70,000 BTU of heating output with an 80% AFUE rating, making it a strong choice for smaller to mid‑sized homes seeking dependable comfort at an affordable cost. Its 1‑stage gas valve provides straightforward, consistent heating, while the constant‑torque ECM blower improves airflow efficiency and pairs seamlessly with 3‑ton cooling systems. The slim upflow/horizontal A‑cabinet design is ideal for tight mechanical rooms, closets, and attic installations.

Cabinet Dimensions

• Height: 34 in

• Width: 14 in

• Depth: 28.75 in

Key Features

• 70,000 BTU Heating Output – Reliable heat for smaller and mid‑sized homes.

• 80% AFUE Efficiency – Standard‑efficiency performance with a lower upfront cost.

• 1‑Stage Gas Valve – Simple, dependable heating with consistent performance.

• Constant‑Torque ECM Blower – Efficient, steady airflow with reduced energy consumption.

• 3‑Ton Airflow Capacity – Ideal match for 3‑ton AC or heat pump systems.

• Upflow/Horizontal “A” Cabinet – Compact footprint for basements, closets, attics, and tight spaces.

• Sealed, Insulated Cabinet – Reduces heat loss and minimizes operating noise.

• GE Build Quality – Engineered for durability, reliability, and long service life.

  We service and install all types of HVAC heating and cooling equipment throughout Long Island, including (but not limited to) this coverage area:

  Nassau County: Oyster Bay, Hempstead, North Hempstead, Glen Cove, Long Beach, Freeport, Valley Stream, Garden City, Great Neck, Mineola, Hicksville, Levittown, Massapequa, Bethpage, Plainview, Syosset, Jericho, Westbury, Rockville Centre, Farmingdale

  Suffolk County: Huntington, Babylon, Islip, Smithtown, Brookhaven, Riverhead, Shelter Island, Southold, Southampton, East Hampton, Commack, Deer Park, Lindenhurst, Bay Shore, Brentwood, Central Islip, Hauppauge, Centereach, Selden, Medford, Patchogue, Shirley

  Contact us today at (631) 779-3196