ACiQ 4 Ton Package Unit AC With Electric Heating | 13.4 SEER2 Horizontal Airflow | R454B
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Key features
- 4-ton cooling capacity in a single horizontal-discharge cabinet
- 13.4 SEER2 efficiency rating meets current federal minimum standards
- R-454B refrigerant compliant with EPA low-GWP requirements
- Electric resistance heating eliminates the need for a separate furnace or gas line
- Horizontal airflow configuration for rooftop or side-mount duct connections
- 12-year parts warranty included with no dealer markup added
About this system
The ACiQ 4-Ton Package Unit with Electric Heat is a self-contained system that houses the compressor, condenser coil, evaporator coil, and electric heating elements in one cabinet. Because everything ships in a single unit, it is most commonly used in manufactured homes, light commercial spaces, and residential applications where mechanical rooms or attic space for split-system components simply do not exist. Horizontal airflow means the unit sits on a rooftop curb or a side-wall mount and connects directly to ductwork running through the structure, rather than drawing air from below.
Running on R-454B refrigerant, ACiQ’s answer to the industry-wide phase-down of R-410A, this unit meets current EPA requirements and will be serviceable as older refrigerants become harder to source. At 13.4 SEER2, efficiency sits at the federal minimum threshold for 2023-era standards in most climate regions. That means operating costs will be higher than a 15 or 16 SEER2 unit over time, but the lower upfront price can offset that gap depending on how many cooling hours your climate demands. For a replacement job where the ductwork, curb, and electrical are already in place, the simplicity of a package unit swap makes this a practical choice for budget-conscious buyers who want a straightforward, code-compliant install without the premium of a name-brand label.
The ACiQ 4-Ton Package Unit is a competitively priced, code-compliant replacement option for buyers who already have the curb, electrical, and ductwork in place and want to minimize upfront cost. Its 13.4 SEER2 rating keeps utility bills higher than mid-efficiency alternatives, and the undisclosed manufacturer makes parts sourcing less straightforward than with established brands. For budget-focused replacement projects in moderate climates, it delivers solid value; for high-runtime climates or buyers prioritizing long-term data, patience may pay off.
Overall score is the average of the five ratings above.
What we like
- Lower purchase price than comparable Carrier, Trane, or Lennox package units at similar efficiency
- R-454B refrigerant is forward-compatible and avoids the supply issues hitting older refrigerant types
- 12-year parts warranty is longer than the 10-year standard offered by most name brands at this price tier
- All-in-one cabinet simplifies installation on an existing curb or side-wall setup
- Early owner feedback consistently highlights quiet operation and responsive ACiQ customer support
Trade-offs
- 13.4 SEER2 is the regulatory floor, so operating costs will be noticeably higher than a 15+ SEER2 unit in high-cooling climates
- The actual manufacturer is not disclosed, which complicates cross-referencing parts, service bulletins, and long-term reliability histories
- No dealer network means you must source and coordinate your own independent contractor, which can complicate warranty labor claims
- Consumer Reports has not yet assigned a reliability score due to limited long-term data, so buyers are accepting more uncertainty than with a ranked brand
What homeowners and pros say about ACiQ
Early owners of ACiQ equipment, including package unit buyers, consistently bring up two things: the units run quieter than the aging equipment they replaced, and when questions come up ACiQ’s direct support line has been responsive. Those themes show up across Google dealer reviews for AC Direct and on HVAC forum threads where buyers report their first-season experience. The brand is still too new for Consumer Reports to assign a reliability score, which is a factual gap worth acknowledging rather than glossing over. Without long-term failure-rate data, buyers are relying on a shorter track record than they would have with Carrier or Trane.
Among the documented concerns, the most practical one for package unit buyers is the undisclosed manufacturer. When a capacitor fails or a coil develops a leak on a Carrier unit, a technician can pull up a cross-reference and identify compatible parts from multiple suppliers within minutes. With ACiQ, that cross-reference path does not exist in the same way, which can mean longer lead times on repairs and more reliance on ACiQ’s own parts channel. Compressor longevity is the other open question that only time and more installations will answer. None of these are reasons to dismiss the brand, but a buyer who does a lot of summer cooling hours or who lives in a market with limited independent contractors should factor the added service complexity into the total cost of ownership calculation before committing.
Sources: Consumer Reports heat pump ratings, HVACDirect on the ACiQ brand, 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 4-ton system for a typical 1200-hour cooling season at the U.S. average electricity rate of $0.17/kWh works out to roughly $731 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: (48,000 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 |
|---|---|---|---|---|
| ACiQ | 4-Ton Package Unit AC with Electric Heat, Horizontal | 13.4 | Single-stage | Value pick |
| Carrier | WeatherMaster 50XC | 14.0 | Single-stage | Moderately higher, with full dealer network and established reliability data |
| Trane | Precedent XR14c | 14.0 | Single-stage | Moderately higher, with widespread service network and Consumer Reports ranking history |
| Lennox | LRP14GE | 14.0 | Single-stage | Moderately to significantly higher depending on dealer, with Lennox's premium brand positioning |
Competitor rows are comparable single-stage units at similar efficiency; price is relative position, not a quote.
Questions about this system
Will this unit fit the curb my old package unit was sitting on?
Curb compatibility depends on the footprint dimensions of your existing curb and the cabinet dimensions of this ACiQ unit. Before ordering, measure your current curb opening and compare it against the ACiQ spec sheet. A curb adapter is sometimes needed if switching manufacturers, and your installing contractor should confirm fitment before delivery.
How does electric heat in a package unit compare to a gas-fired package unit for winter operating costs?
Electric resistance heat converts electricity to heat at 100 percent efficiency, but electricity typically costs more per BTU than natural gas in most U.S. markets. In climates with mild winters and short heating seasons, the cost difference is modest; in colder regions with long heating seasons, a gas package unit or a heat pump configuration will usually cost significantly less to operate from October through March.
Can I get warranty work done if I can't find a contractor familiar with ACiQ?
ACiQ sells direct and does not maintain a proprietary dealer network, so any licensed HVAC contractor can perform the work. The 12-year parts warranty covers components, but labor costs are typically the contractor's charge. Confirming a local contractor's willingness to work on an ACiQ unit before purchase is a reasonable precaution.
Is R-454B refrigerant easy to find if I need a recharge or repair?
R-454B availability is growing as the industry transitions away from R-410A, and most refrigerant wholesalers now stock it. It does require EPA Section 608 certification to handle, the same as previous refrigerants, so any licensed technician should be able to source it. Availability will likely improve further over the next several years as more equipment ships with it.
Who actually manufactures ACiQ equipment, and does it matter for parts sourcing?
ACiQ is AC Direct's house brand and the underlying manufacturer has not been publicly disclosed, though forum discussion has pointed toward the ICP and Carrier family without confirmation. This matters in practice because a technician cannot easily look up a cross-reference for OEM parts the way they can with a branded ICP or Carrier unit, which can slow down repairs if a component needs to be sourced outside ACiQ's own parts channel.
Specifications
| Cooling capacity | 4 Ton |
| Efficiency | 13.4 SEER2 |
| Configuration | Horizontal |
| Refrigerant | R-454B |