Goodman 3.5 Ton 80000 BTU 13.4 SEER2 Gas/Electric Package Unit Ultra-Low NOx
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Key features
- 3.5-ton cooling capacity rated at 13.4 SEER2, meeting current federal minimum efficiency standards
- 80,000 BTU gas furnace section in a single self-contained cabinet for rooftop or ground-level installation
- Ultra-Low NOx burner compliant with California CARB and South Coast AQMD air quality regulations
- Single-stage compressor and burner operation designed for straightforward installation and serviceability
- Packaged configuration eliminates the need for a separate air handler or furnace inside the home
- R-410A refrigerant circuit integrated with the cooling coil inside the factory-assembled cabinet
About this system
The Goodman GPUM34208041 is a 3.5-ton gas/electric packaged unit that combines an 80,000 BTU gas furnace section with a 13.4 SEER2-rated cooling side into a single rooftop or ground-mounted cabinet. Package units like this one are especially common in the Sun Belt, Southwest, and parts of California, where rooftop curb installations are standard for slab-foundation homes with no attic or utility closet space for a split system. The Ultra-Low NOx designation means the burner assembly meets California Air Resources Board and South Coast AQMD standards, making this unit one of the few options available to California residents without a waiver.
At 3.5 tons, this unit is sized for homes roughly in the 1,600 to 2,200 square foot range, depending on insulation, ceiling height, and climate zone. The 13.4 SEER2 rating lands at the current federal minimum efficiency tier for most regions, which keeps the sticker price accessible but means operating costs will be modestly higher over the unit’s lifespan compared to higher-efficiency alternatives. The 80,000 BTU heating capacity covers typical heating loads in mild to moderate climates. This is a single-stage system, meaning the compressor and burner run at full capacity or not at all, so humidity control and quiet operation are not its strong suits.
The GPUM34208041 is a serviceable entry-level package unit that earns its place primarily through price accessibility and the convenience of a single-cabinet install. Homeowners who keep up with maintenance and use a qualified installer get a functional system, but the 13.4 SEER2 efficiency floor and Goodman's documented mid-life repair trends mean budget-minded buyers should weigh long-term costs honestly before committing.
Overall score is the average of the five ratings above.
What we like
- Priced 15 to 25 percent below comparable Carrier, Trane, and Lennox package units, lowering the upfront barrier
- Ultra-Low NOx certification opens this unit to California buyers who otherwise have limited packaged-unit choices
- All-in-one cabinet simplifies the install footprint and reduces the number of refrigerant connections made in the field
- Widely available replacement parts, including the commonly replaced dual-run capacitor, through most HVAC supply houses
- Single-stage simplicity means fewer electronic controls to diagnose or fail in the early years
Trade-offs
- 13.4 SEER2 is the current efficiency floor, so monthly operating costs will run higher than mid-efficiency alternatives over a 10-plus year lifespan
- Dual-run capacitor failures and evaporator coil leaks are documented recurring issues in the Goodman owner base, adding to lifetime maintenance costs
- Compressor lifespan averages 10 to 14 years versus 15 to 20 for premium brands, shortening the window before a major repair or replacement decision
- Single-stage operation provides no part-load modulation, which limits dehumidification performance in humid shoulder seasons
What homeowners and pros say about Goodman
Homeowners who leave ratings on ConsumerAffairs give Goodman equipment roughly 2.5 out of 5 stars, and it is worth understanding that channel: it captures owners motivated enough by a problem to write a review, which skews negative. The recurring complaint there is repair costs that begin stacking up after year seven or eight, with evaporator coil leaks and compressor work cited most often. Google reviews aggregated across dealer locations land closer to 3.8 out of 5, and the tone shifts noticeably. At that level, affordability dominates the praise, with many owners saying they got a working system installed for meaningfully less than competing brands quoted. The picture that emerges is a unit that satisfies when the install goes cleanly and the owner maintains it, and frustrates when either of those conditions is missing.
HVAC technicians who service Goodman equipment regularly point to two things about the GPUM34208041 and its siblings. First, the dual-run capacitor is almost a scheduled maintenance item on Goodman compressors, failing often enough that experienced techs keep the part on their truck. At 300 to 600 dollars a visit it is not a crisis, but it adds up. Second, they are consistent that installation quality is the dominant variable in how long one of these units lasts. A properly sized system, correctly charged, with clean ductwork and good airflow, performs close to its rated life. A rushed or cut-rate install accelerates every one of the documented failure modes, including the compressor lifespan gap relative to premium brands. For the GPUM34208041 specifically, the Ultra-Low NOx burner also means techs in California are more familiar with this exact configuration than in other regions, which can make finding qualified service easier in those markets.
Sources: ConsumerAffairs Goodman owner reviews, AHRI Directory of Certified Product Performance, U.S. DOE appliance and equipment efficiency standards, Goodman product specification sheets.
What it costs to run
At 13.4 SEER2, cooling this 3.5-ton system for a typical 1200-hour cooling season at the U.S. average electricity rate of $0.17/kWh works out to roughly $639 per year in cooling, about $0 less per year than a minimum-efficiency 13.4 SEER2 unit of the same size. Your real cost depends on your climate and local rate.
Method: (42,000 BTU/hr ÷ 13.4 SEER2) × 1200 hours ÷ 1000 × $0.17/kWh. Rate source: U.S. EIA average; cooling hours: moderate-climate estimate.
How it compares
| Brand | Comparable model | SEER2 | Stage | Price position |
|---|---|---|---|---|
| Goodman | GPUM34208041 | 13.4 | Single-stage | Value pick |
| Carrier | WeatherMaster 50XC series | 14.0 | Single-stage | Typically 15 to 25 percent more than this Goodman |
| Trane | YCC series | 14.0 | Single-stage | Typically 15 to 25 percent more than this Goodman |
| Lennox | LRP14 series | 14.0 | Single-stage | Typically 15 to 25 percent more than this Goodman |
Competitor rows are comparable single-stage units at similar efficiency; price is relative position, not a quote.
Questions about this system
Does this unit actually qualify for installation in California, including SCAQMD districts?
Yes. The Ultra-Low NOx designation on the GPUM34208041 means the burner meets California Air Resources Board standards and South Coast AQMD Rule 1111 requirements, so it can be permitted and installed without a variance in those districts. Confirm the current local NOx threshold with your contractor before purchasing, as rules can update.
What size home is a 3.5-ton package unit appropriate for?
A rough guideline is 1,600 to 2,200 square feet in most Sun Belt climates, but actual sizing depends on insulation quality, window area, ceiling height, and local design temperatures. An ACCA Manual J load calculation by your installer is the only reliable way to confirm the unit is right-sized for your specific home.
What is the most common repair owners encounter on this unit, and what does it typically cost?
Dual-run capacitor failure is the most frequently reported issue on Goodman cooling equipment. It is usually a straightforward repair in the 300 to 600 dollar range, parts and labor included. Evaporator coil refrigerant leaks are a second documented failure mode that can run significantly higher depending on whether the coil needs to be replaced.
Is the 13.4 SEER2 rating going to cost me significantly more to operate than a higher-efficiency unit?
At 13.4 SEER2 you are at the minimum efficiency tier, so you will spend more on electricity over the unit's life compared to a 15 or 16 SEER2 system. The difference depends heavily on how many cooling hours your climate delivers each year and your local utility rate. In high-cooling climates like Phoenix or the Central Valley, the gap over 10-plus years can be meaningful.
Does Goodman cover parts and labor under the standard warranty on this package unit?
Goodman's standard warranty on packaged units covers parts for 10 years when registered within the required window after installation, but labor is not covered at any point under the factory warranty. That means any repair cost for a technician's time comes entirely out of pocket, which is worth factoring in given the documented mid-life repair trends.
Specifications
| Cooling capacity | 3.5 Ton |
| Efficiency | 13.4 SEER2 |
| Furnace output | 80000 BTU |
| Model | GPUM34208041 |