General Electric nf96u045v3b Gas Furnace 45K Btu 96% Afue

Product Description

The GENERAL ELECTRIC nf96u045v3b is a two-stage, upflow and horizontal-flow gas furnace rated at 45,000 BTU/h with a 96% AFUE efficiency rating. It uses a variable speed motor to deliver consistent airflow while reducing energy consumption and operating noise. The unit features crimped heat exchangers and Insta-Position Technology with pre-formed flanges, allowing flexible installation orientation. Designed for residential heating applications, this furnace is installed by licensed HVAC technicians and integrates into forced-air duct systems in homes requiring efficient, multi-stage gas heat.

The nf96u045v3b is configured for upflow or horizontal-flow installations, making it suitable for a range of residential installation scenarios including closets, utility rooms, attics, and crawl spaces. Its two-stage heating operation allows the furnace to run at a lower capacity during mild weather and ramp up for peak demand, improving comfort and efficiency throughout the heating season. At 3 tons of airflow capacity, it is sized for moderate to mid-size residential applications.

Key Features

• 96% AFUE rating for high-efficiency gas heating
• Two-stage heating for improved comfort and reduced energy use
• Variable speed motor for quiet, consistent airflow
• Upflow and horizontal-flow installation flexibility with Insta-Position Technology
• Crimped heat exchangers with pre-formed flanges for durable construction
• Lifetime heat exchanger warranty available with product registration

Compatibility

Designed as an OEM-style residential gas furnace for upflow and horizontal-flow forced-air duct systems requiring a 45,000 BTU/h, 96% AFUE two-stage heating unit.

Installation Notes

Installation must be performed by a licensed HVAC technician in accordance with local mechanical codes and the International Fuel Gas Code (IFGC). Shut off gas supply and disconnect electrical power before beginning any service or installation work. Proper venting must be installed according to the furnace manufacturer specifications and applicable codes. Do not operate the unit before all gas connections have been leak-tested and all electrical connections have been verified.

Technical Specifications

• Product Type: Gas Furnace
• AFUE: 96%
• Heating Capacity: 45,000 BTU/h
• Heating Stages: Two-Stage
• Airflow Configuration: Upflow / Horizontal
• Motor Type: Variable Speed
• Tonnage: 3 Ton
• Color: Gray
• Emissions Level: Standard
• Overall Height: 33 inches
• Overall Width: 17.5 inches
• Overall Depth: 28.5 inches
• Net Weight: 140 pounds
• Approximate Shipping Weight: 150 pounds
• Parts Warranty: Limited 5-year entire appliance; Limited 10-year entire appliance with registration; Limited 20-year heat exchanger; Limited lifetime heat exchanger with registration
• Labor Warranty: No Warranty

Standard Information

• Brand: GENERAL ELECTRIC
• Manufacturer Part Number: nf96u045v3b