General Electric nf80d070t3a Gas Furnace 70K Btu 80% Afue

Product Description

The GENERAL ELECTRIC nf80d070t3a is a two-stage downflow gas furnace rated at 70,000 BTU/h output with 80% AFUE efficiency. It uses a constant torque motor for consistent airflow delivery and reduced electrical draw compared to standard PSC motors. Pre-formed flanges and crimped heat exchangers simplify field installation and support long-term durability. This furnace is designed for residential forced-air heating systems and is installed by licensed HVAC technicians. The two-stage gas valve allows the unit to run at a lower stage during mild weather, reducing short-cycling and improving comfort. Insta-Position Technology allows the unit to be configured for multiple installation orientations on the job site.

The nf80d070t3a is suited for downflow residential heating applications. Its upflow and horizontal airflow configuration options give installers flexibility when working in tight mechanical spaces, crawlspaces, or utility rooms where duct routing dictates unit orientation. The constant torque motor supports variable static pressure conditions common in existing duct systems. This unit is intended for natural gas or conversion applications as specified by the manufacturer and is appropriate for new construction and replacement installations in residential settings.

Key Features

• 80% AFUE two-stage heating for improved efficiency over single-stage units
• Constant torque motor provides stable airflow across a range of external static pressures
• Crimped heat exchangers with pre-formed flanges reduce leak points and simplify servicing
• Insta-Position Technology allows field configuration for multiple airflow orientations
• Limited lifetime heat exchanger warranty with registration
• Compact cabinet footprint suitable for residential utility and mechanical room installs

Compatibility

Designed as an OEM-style downflow gas furnace replacement or new-installation unit for residential forced-air heating systems compatible with standard low-voltage thermostat wiring and conventional gas supply connections.

Installation Notes

Installation must be performed by a licensed HVAC technician in accordance with the International Fuel Gas Code (IFGC) and all applicable local codes. Shut off gas supply and disconnect electrical power before beginning any service or installation work. Verify gas line sizing, venting configuration, and duct static pressure match the unit specifications prior to startup. Do not operate the furnace without all panels secured and the heat exchanger verified leak-free.

Technical Specifications

• Product Type: Gas Furnace
• AFUE: 80%
• Heating Output: 70,000 BTU/h
• Heating Stages: Two-Stage
• Airflow Configuration: Upflow / Horizontal
• Motor Type: Constant Torque
• Emissions Level: Standard
• Overall Height: 33 inches
• Overall Width: 14.5 inches
• Overall Depth: 28.5 inches
• Net Weight: 116 pounds
• Approximate Shipping Weight: 126 pounds
• Color: Gray
• 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

Standard Information

• Brand: GENERAL ELECTRIC
• Manufacturer Part Number: nf80d070t3a