Daikin 5 Ton AC And 90000 BTU Gas/Electric Commercial Package Unit – 13.7 SEER2, Single Stage, 81% AFUE, R32
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Key features
- 5-ton cooling capacity with 90,000 BTU gas heat in a single package cabinet
- 13.7 SEER2 single-stage cooling using R-32 low-GWP refrigerant
- 81% AFUE gas furnace section for straightforward heating performance
- Self-contained rooftop or ground-level package unit configuration
- 12-year parts warranty with registration within 60 days of installation
- Daikin commercial-grade cabinet construction built for long service life
About this system
The Daikin 5-Ton Gas/Electric Commercial Package Unit combines a 13.7 SEER2 cooling system with an 81% AFUE gas furnace section into a single rooftop-ready cabinet. Rated at 90,000 BTU on the heating side, it is built for light commercial and large residential applications where a single self-contained unit replaces separate indoor and outdoor equipment. The R-32 refrigerant charge gives it a lower global-warming-potential footprint than older R-410A units, which is a genuine advantage as regulations around high-GWP refrigerants tighten.
Single-stage operation means the compressor and gas valve run at full capacity or not at all. That keeps the mechanical design simple and the upfront cost lower than two-stage or variable-speed alternatives, but it also means the system will short-cycle in mild weather and deliver less precise humidity control than a modulating unit. At 13.7 SEER2 this unit sits at the minimum-efficiency end of the current federal standards, so utility bills will be higher than a 15+ SEER2 system over time. It is best suited for applications where first cost and straightforward serviceability matter more than long-term energy savings, such as light commercial rooftop replacements, large retail spaces, or big square-footage homes in moderate climates.
This unit is a workmanlike commercial package system that suits buyers who need a reliable, no-frills rooftop replacement from a brand with a strong durability track record. Efficiency sits at the regulatory floor, so running costs will not be class-leading, and Daikin's documented service and parts-support complaints are a real consideration for commercial operators who cannot afford downtime. It earns its place when straightforward installation, proven build quality, and a competitive first cost are the priorities.
Overall score is the average of the five ratings above.
What we like
- Daikin is consistently ranked among the longest-lasting HVAC brands by Consumer Reports and industry experts
- R-32 refrigerant is lower GWP than R-410A, ahead of tightening regulatory requirements
- Single-stage design minimizes moving parts and simplifies field service
- 90,000 BTU gas heat capacity handles large commercial or oversized residential loads
- 12-year parts warranty is competitive for the commercial package segment when registered on time
Trade-offs
- 13.7 SEER2 is minimum-tier efficiency, meaning higher monthly utility costs versus 15+ SEER2 alternatives
- 81% AFUE gas heat is below the 90%+ AFUE available on higher-end package units, wasting roughly 19 cents of every heating dollar
- Documented electronic control and circuit board errors can leave the unit unresponsive, and parts availability complaints are common with Daikin service
- Single-stage operation causes short-cycling in mild weather and provides limited humidity control compared to two-stage or variable-capacity units
What homeowners and pros say about Daikin
Among HVAC professionals who work on commercial rooftop equipment, Daikin package units are generally respected for cabinet build quality and component longevity, which aligns with Consumer Reports consistently placing Daikin among the longer-lasting brands in its reliability assessments. The durability reputation is a real reason contractors recommend these units for applications where the equipment will run hard for years with minimal attention. That said, the same pros are quick to flag Daikin’s parts and service support as a persistent weak point: sourcing replacement control boards or getting timely warranty resolution can be slow, and this is not an isolated complaint.
On consumer-facing review platforms the picture is harsher. PissedConsumer aggregates Daikin at roughly 1.4 out of 5 across several dozen reviews, though that channel skews heavily toward people who had problems rather than the majority who did not. The specific failure modes that show up repeatedly are electronic control and circuit board errors that can leave a unit throwing codes or simply not responding, compressors that lose capacity or fail before expected end of life, and units that become progressively noisier over time with rattling or humming on start and stop cycles. For a commercial operator, the lesson is to budget for a service contract with a contractor who stocks Daikin parts locally, and to register the unit immediately to lock in the 12-year parts warranty before the 60-day window closes.
Sources: PissedConsumer Daikin reviews, AHRI Directory of Certified Product Performance, U.S. DOE appliance and equipment efficiency standards, Daikin product specifications.
What it costs to run
At 13.7 SEER2, cooling this 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 $893 per year in cooling, about $20 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: (60,000 BTU/hr ÷ 13.7 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 |
|---|---|---|---|---|
| Daikin | 5-Ton Gas/Electric Commercial Package Unit | 13.7 | Single-stage | Value pick |
| Carrier | WeatherMaster 48TC | 14.0 | Single-stage | Comparable to slightly higher than this Daikin |
| Trane | Precedent WCD | 14.0 | Single-stage | Typically priced above this Daikin |
| Lennox | LRP16GE | 16.0 | Single-stage | Premium over this Daikin, offset by higher efficiency |
Competitor rows are comparable single-stage units at similar efficiency; price is relative position, not a quote.
Questions about this system
Do I need to register the unit to get the 12-year parts warranty, and what happens if I miss the window?
Yes, Daikin requires owner registration within 60 days of installation to unlock the 12-year parts coverage. If you miss that window, coverage typically drops to a shorter base term, so scheduling registration immediately after startup is important.
Is R-32 refrigerant harder to service than R-410A, and can any licensed tech work on it?
R-32 requires Section 608 EPA certification just like R-410A, but it is mildly flammable (A2L classification), so technicians need to be aware of safe-handling procedures and some recovery equipment may need to be rated for A2L refrigerants. Most commercial HVAC shops are already adapting to A2L refrigerants as they become the industry standard.
Will 81% AFUE meet energy code in my state?
Federal minimum AFUE for commercial gas package units varies by application and region, and some states have adopted stricter codes. You should confirm local requirements with your installing contractor before purchase, as 81% AFUE may not satisfy codes in certain northern climate zones.
What are the most common failure points I should watch for on this unit?
Based on Daikin's documented failure modes, electronic control boards and circuit board errors are the most frequently reported issues, sometimes causing the unit to throw error codes or become unresponsive. Compressor degradation over time and increasing operational noise, such as rattling or humming on startup, are also noted patterns to monitor.
How does single-stage operation affect comfort in a large commercial space with varying occupancy loads?
Single-stage systems run at 100% capacity or shut off completely, which can result in short run cycles when the building load is light and less consistent temperature and humidity control compared to two-stage or variable-capacity units. In spaces with highly variable occupancy or significant latent heat loads, this can lead to humidity issues in humid climates.
Specifications
| Cooling capacity | 5 Ton |
| Efficiency | 13.7 SEER2 |
| Furnace output | 90000 BTU |
| Furnace efficiency | 81% AFUE |
| Refrigerant | R-32 |