Goodman - 120,000 BTU 96% Gas Furnace - 24.5" Width - Downflow / Horizontal - Single Stage - 115V - R32 - GR9S961205DN

Goodman - 120,000 BTU 96% Gas Furnace - 24.5" Width - Downflow / Horizontal - Single Stage - 115V - R32 - GR9S961205DN

The GR9S961205DN Goodman gas furnace features high-quality construction and efficient operation at a great value. The GR9S961205DN single-stage, 9-speed furnace utilizes Goodman's superior heat exchanger design to provide efficient, reliable heating to your home. If you're looking to cut your energy bills and improve your comfort without breaking the bank, your search stops with the Goodman GR9S961205DN.

Features

• This furnace is ideal to heat a large house (depending on climate)
• 120,000 BTU 96% efficient natural gas furnace
• Requires plastic/PVC flue venting
• Complies with Clean Air Act New Refrigerant Requirements
• Can be used in the upflow or horizontal orientation
• Can be converted to an LP furnace with a conversion kit (sold separately)
• Innovative design for electrical efficiency, safety, and lower sound output
  

Specifications

Manual

• Installation Manual
• Specifications Sheet
  

What our Experts Think

• High Efficiency: 96% AFUE rating delivers major energy savings.

• Powerful Heating: 120,000 BTU output quickly warms medium to large spaces.

• Flexible Installation: 24.5" width supports downflow or horizontal setups.

• Reliable Performance: Single-stage operation ensures consistent, dependable heat.

• Easy Integration: 115V power supply compatible with most residential systems.

• Durable Design: Built to withstand long-term use in varied climates.

• Quiet Operation: Optimized for minimal noise during heating cycles.

Q&A

Q: What size home is this furnace best for?
A: With 120,000 BTU heating capacity and 96% AFUE efficiency, it’s ideal for larger homes or high‑heating‑demand environments.

Q: How energy efficient is this model?
A: It features a 96% AFUE rating, meaning nearly all fuel is converted into heat for lower operating costs and improved comfort.

Q: What installation configurations does it support?
A: Designed for Downflow and Horizontal installs, allowing flexible placement in attics, crawl spaces, or utility rooms.

Q: What does “single stage” mean?
A: A single‑stage gas valve delivers full heat output whenever the thermostat calls for heat, providing simple and reliable operation.

Q: What blower motor does this furnace use?
A: It includes a multi‑speed ECM blower motor for improved airflow control, quieter operation, and energy‑efficient performance.

Q: What electrical requirements does it have?
A: Operates on 115 V single‑phase power, standard for residential HVAC systems.

Q: What fuel type does it use?
A: Run on natural gas (and often convertible to propane with an optional kit).

Q: What refrigerant systems is it compatible with?
A: Designed to work with systems using R‑32 refrigerant.

Q: What type of venting is required?
A: Uses plastic/PVC direct venting, common for high‑efficiency furnaces.

Maintenance Tips

• Replace air filters every 1–3 months to maintain airflow and efficiency.

• Keep supply and return vents clear of furniture, dust, and debris.

• Maintain 2–3 feet of clearance around the furnace for proper ventilation and safety.

• Inspect the condensate drain line regularly to prevent clogs from high-efficiency operation.

• Check thermostat settings and operation to ensure proper temperature control.

• Examine vent pipes and connections for blockages, leaks, or corrosion.

• Listen for unusual noises such as rattling, humming, or squealing, which may indicate mechanical issues.

• Clean blower compartment and internal surfaces to reduce dust buildup.

• Test carbon monoxide detectors for safe operation with gas furnaces.

• Schedule annual professional maintenance to inspect burners, heat exchanger, gas connections, and safety controls.