Goodman - 2 Ton/40,000 BTU Ultra-Low NOx Gas Packaged Unit - 13.4 SEER2 - Single Stage - R32 - 230V - GPUM32404031

Goodman - 2 Ton/40,000 BTU  Ultra-Low NOx Gas Packaged Unit - 13.4 SEER2 - Single Stage - R32 - 230V - GPUM32404031

The Goodman GPUM32404031 is a gas heat and electric AC packaged unit, ready for any application where it is not convenient to have an indoor furnace or air handler. At 13.4 SEER2 and 81% AFUE, the GPUM32404031 is an inexpensive option with a standard efficiency designed for rooftop and next-to-building applications.

Features

• 2 ton, 40,000 BTU packaged unit
• 13.4 SEER2, 81% AFUE
• Downflow or horizontal discharge installation options
• Fully charged and ready to install
• Low sound output
• Ultra-Low NOx compliant
  

Specifications

Manual

• GPUM3 Installation Manual
• GPUM3 Specifications Sheet
• GPUM3 Service Manual
• GPUM3 Replacement Parts Manual
  

What our Experts Think

• Compact All‑In‑One Comfort: The Goodman GPUM32404031 Packaged Unit combines gas heating and electric cooling in a single packaged system, eliminating the need for a separate furnace or air handler — perfect for tight rooftops, next‑to‑building installs, or homes without indoor HVAC space.

• Cleaner Combustion (Ultra‑Low NOx): Designed to meet Ultra‑Low NOx emission standards, it’s a great choice for regions with strict air‑quality regulations while reducing environmental impact compared with standard models.

• Balanced Year‑Round Performance: With 13.4 SEER2 cooling and ≈81% AFUE heating, this unit delivers a solid mix of energy‑efficient air conditioning and dependable gas heat for everyday use.

• Flexible Installation: The downflow or horizontal discharge design allows installers to fit the unit in varied ductwork layouts and mechanical spaces without extra components.

• R32 Refrigerant & Quiet Operation: Uses R32 refrigerant for effective heat transfer with lower environmental impact, and the design includes a multi‑speed blower and scroll compressor for quieter, consistent performance.

• Durable Build & Warranty Support: Built with a heavy‑gauge, insulated cabinet and corrosion‑resistant coils, and backed by Goodman’s long‑term parts and heat exchanger warranty when registered.

• Value‑Driven Choice: This unit offers practical efficiency, environmental compliance, and simplified installation, making it a smart packaged HVAC solution for homeowners, modular homes, and light commercial applications.

Q&A

Q: What kind of HVAC unit is this?
A: It’s an all‑in‑one packaged gas‑electric comfort unit combining heating and cooling in a single outdoor cabinet, ideal where indoor furnaces or air handlers aren’t practical.

Q: What cooling and heating capacities does it offer?
A: Provides about 2 tons (~23,000 BTU) of cooling at 13.4 SEER2 and 40,000 BTU of gas heat, offering balanced year‑round comfort.

Q: What does 13.4 SEER2 mean?
A: SEER2 14.3 measures seasonal cooling efficiency under updated test standards — higher SEER2 helps reduce electric cooling costs versus low‑efficiency units.

Q: What does Ultra‑Low NOx mean?
A: “Ultra‑Low NOx” refers to reduced nitrogen oxide emissions to meet stricter air quality standards in many regions.

Q: What refrigerant and electrical specs does it use?
A: Uses R32 refrigerant (more efficient and lower‑impact than older types) and runs on 208/230 V single‑phase power standard for packaged HVAC units.

Q: What type of compressor and blower does it have?
A: Features a single‑stage scroll compressor for dependable cooling and a multi‑speed ECM blower for smooth airflow and quieter operation.

Q: What installation configurations are supported?
A: Designed for downflow or horizontal airflow positions — flexible for roof‑mounts, slab installs, or tight mechanical spaces.

Maintenance Tips

• Replace Air Filters Regularly: Inspect monthly and replace every 1–3 months to maintain airflow and protect the blower and coil.

• Keep Vents & Registers Clear: Ensure supply and return vents are unobstructed for even heating and cooling.

• Inspect Gas & Venting System: Check gas connections, burners, and venting for blockages or leaks to ensure safe operation.

• Clean Around the Unit: Remove dust, debris, and vegetation around the packaged unit for proper airflow.

• Check Electrical Connections: Inspect 230V wiring, disconnects, and capacitors for secure and corrosion-free operation.

• Monitor System Performance: Listen for unusual noises; check heating and cooling output for efficiency.

• Schedule Annual Professional Service: A licensed HVAC technician should inspect burners, heat exchanger, gas pressure, refrigerant charge, fan motor, and safety controls yearly.