MrCool 3 Ton 13.4 SEER2 Gas/Electric Package Unit – 90000 BTU Gas Heat, 81% AFUE, Multi-Positional, R454B, VersaPro Series
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Key features
- 3-ton cooling capacity with 13.4 SEER2 efficiency rating
- 90,000 BTU gas heat output at 81% AFUE
- Single-cabinet package unit with multi-positional discharge
- R-454B low-GWP refrigerant, replacing R-410A
- VersaPro series with gas/electric combination configuration
- Compatible with existing package-unit ductwork and utility connections
About this system
The MrCool VersaPro 3-ton 13.4 SEER2 gas/electric package unit is a self-contained system that houses both the air conditioner and the gas furnace in a single outdoor cabinet. That all-in-one design makes it a practical choice for homes in the Sun Belt and other regions where rooftop or side-yard installations are common, and where crawl space or attic runs make separate indoor equipment inconvenient. At 90,000 BTU of gas heat output with an 81% AFUE rating, it delivers a baseline level of heating efficiency that meets current federal minimums for most of the country but sits well below the 90%+ AFUE tier that high-efficiency gas equipment occupies.
The 13.4 SEER2 cooling efficiency is a code-compliant entry-level rating under the 2023 DOE standards. It is not a high-efficiency system, and buyers who prioritize low utility bills over lower upfront cost should compare it against higher-SEER2 alternatives. Where this unit earns its place is in cost-sensitive replacements where the existing ductwork, electrical, and gas connections are already set up for a package unit. The R-454B refrigerant is a low-global-warming-potential replacement for R-410A, which means the refrigerant side of this system is future-proofed against the ongoing phase-down of older refrigerants. Multi-positional capability allows it to be configured for horizontal or downflow discharge, adding flexibility for different installation footprints.
The MrCool VersaPro gas/electric package unit is a budget-accessible replacement option for homes already set up for a package unit, and the R-454B refrigerant future-proofs the system against refrigerant regulations. However, the 81% AFUE and 13.4 SEER2 ratings are both floor-level specs, and MrCool's documented customer service and warranty claim difficulties are a real concern in a ducted package unit that typically requires a licensed technician to service rather than a DIY-capable homeowner.
Overall score is the average of the five ratings above.
What we like
- Lower upfront cost compared to major national brands at similar efficiency
- R-454B refrigerant is compliant with current and anticipated low-GWP regulations
- Multi-positional discharge simplifies drop-in replacement installs
- All-in-one cabinet reduces installation complexity versus split systems
- 5th-generation platform shows meaningfully better early reliability than prior MrCool generations
Trade-offs
- 81% AFUE is the minimum federally allowed in most U.S. regions, leaving significant heating efficiency gains on the table
- 13.4 SEER2 is entry-level cooling efficiency with no variable-speed or two-stage compressor benefits
- MrCool's warranty claim process is documented as documentation-heavy with reports of coverage denials, and few local HVAC technicians are familiar with or willing to service the brand
- Customer support is phone-hold and email-based, which is a real disadvantage when a package unit fails mid-season and on-site professional help is unavailable
What homeowners and pros say about MRCOOL
Among homeowners, MrCool’s reputation is built almost entirely on its pre-charged DIY ductless line, where Home Depot owner reviews average around 4.5 out of 5 stars and easy self-installation is the most frequently cited reason for satisfaction. The VersaPro gas/electric package unit sits in a different category where professional installation is required, and that changes the ownership experience. Owners of ducted MrCool systems report that the biggest post-purchase frustration is not the equipment itself but what happens when something goes wrong. The warranty claim process is described as heavily documentation-dependent, with some owners reporting denials over installation record gaps or registration issues. Finding a local HVAC technician willing to work on MrCool equipment is a genuine obstacle, and customer service often defaults to email-based troubleshooting rather than dispatching qualified help.
On the reliability side, MrCool’s 5th-generation equipment represents a real improvement over the 3rd and 4th generations, which saw early failure rates approaching 25% in the first two years. The current generation runs reliably past year one in roughly 85% of installations, which is a meaningful step forward but still trails the track record of established ducted equipment brands with decades of service data behind them. Specific failure modes documented in MrCool systems include loose couplings near the air handler and early component failures that are difficult to address without local service support. For a package unit that sits outside and is expected to run for 12 to 15 years, the question of long-term serviceability matters more than it does for a DIY mini-split a homeowner can troubleshoot themselves.
Sources: Better Business Bureau MRCOOL reviews, PickHVAC MRCOOL review, AHRI Directory of Certified Product Performance, U.S. DOE appliance and equipment efficiency standards.
What it costs to run
At 13.4 SEER2, cooling this 3-ton system for a typical 1200-hour cooling season at the U.S. average electricity rate of $0.17/kWh works out to roughly $548 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: (36,000 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 |
|---|---|---|---|---|
| MrCool | VersaPro 3-Ton Gas/Electric Package Unit | 13.4 | Single-stage | Value pick |
| Carrier | WeatherMaster 50XC Series | 14.0–16.0 | Single-stage to two-stage | Moderately higher than MrCool |
| Trane | YSC/TWE Precedent Gas/Electric Package | 14.0–15.0 | Single-stage | Moderately higher than MrCool |
| Lennox | LRP16GE Series Gas/Electric Package | 15.0–16.0 | Single-stage | Notably higher than MrCool |
Competitor rows are comparable single-stage units at similar efficiency; price is relative position, not a quote.
Questions about this system
Is 81% AFUE good enough, or should I pay more for a higher-efficiency gas package unit?
81% AFUE is the minimum federally allowed for most U.S. regions and means roughly 19 cents of every dollar in gas is lost as exhaust heat. If you heat frequently or have high gas rates, stepping up to a 90%+ AFUE unit will recover the price difference in fuel savings over time. For mild climates with limited heating seasons, the gap narrows and the lower upfront cost is easier to justify.
Can a homeowner install this package unit themselves, or does it require a licensed contractor?
Unlike MrCool's pre-charged DIY mini-split line, a gas/electric package unit involves gas line connection and refrigerant handling, both of which legally require licensed contractors in virtually all jurisdictions. This is not a self-install product in the same way MrCool's ductless units are, so budget for professional installation labor.
What does R-454B refrigerant mean for future repairs and refrigerant costs?
R-454B is a lower-global-warming-potential refrigerant that replaces R-410A, which is being phased down under EPA regulations. Using R-454B means this unit will not become harder to service due to refrigerant availability issues the way older R-410A or R-22 systems have. Technicians will need R-454B certification, which is becoming standard.
If something goes wrong, what does the warranty process actually look like with MrCool?
MrCool's warranty is documented as requiring substantial paperwork, including proof of professional installation, registered equipment, and detailed failure documentation. Owners have reported the company scrutinizing claims closely and, in some cases, denying coverage on technical grounds. Because few local HVAC companies service MrCool, finding a contractor to document a warranty claim can itself be a challenge.
How does the multi-positional feature work on a package unit, and does it affect installation?
Multi-positional means the unit can discharge conditioned air horizontally or in a downflow direction depending on how it is oriented and ducted, which lets one cabinet configuration fit both rooftop and ground-level slab installations. Your installer will confirm the correct discharge orientation for your existing ductwork before setting the unit.
Specifications
| Cooling capacity | 3 Ton |
| Efficiency | 13.4 SEER2 |
| Furnace output | 90000 BTU |
| Furnace efficiency | 81% AFUE |
| Refrigerant | R-454B |