ACiQ 27000 BTU 2 Zone / Room Mini Split Heat Pump AC System | Heats Down To -13°F & Beyond | Choose Your Indoor Units | R454B
Check current price on AC Direct →
Key features
- 27,000 BTU 2-zone capacity with your choice of indoor unit configurations
- Cold-climate rated: heating operation down to -13°F
- R-454B refrigerant with a lower global warming potential than R-410A
- Inverter-driven variable-speed compressor for modulating output
- 12-year warranty included, no dealer markup on coverage
- Sold factory-direct, undercutting comparable name-brand systems on price
About this system
The ACiQ 27,000 BTU 2-zone mini split heat pump is a flexible ductless system that lets you condition two separate rooms or spaces from a single outdoor unit. You choose the indoor unit sizes and types at the time of purchase, so the system can be matched to rooms with different square footage or usage patterns. Operating on R-454B refrigerant, a lower-global-warming-potential alternative to R-410A, the system reflects where the industry is heading on environmental compliance and will align with tightening refrigerant regulations.
The 27,000 BTU capacity sits between a standard 2-ton and 2.5-ton output, making it a practical fit for two mid-size rooms, a combined living and bedroom layout, or a small commercial space like a studio or workshop pair. The system is rated to heat down to -13°F, which puts it in the cold-climate heat pump category and makes it a year-round option in most of the continental United States, including colder northern and mountain climates. Inverter-driven variable-speed compression means the system modulates rather than cycling on and off, which contributes to steadier temperatures and lower operating noise. As with all multi-zone mini splits, each indoor head operates somewhat independently, so occupants in different zones can set different temperatures without a zoning workaround.
The ACiQ 27,000 BTU 2-zone system offers a genuinely competitive price point, cold-climate capability, and a strong warranty for buyers willing to accept that long-term reliability data is still thin and that service depends on finding your own contractor. For cost-conscious buyers who are comfortable with that trade-off and can line up qualified installation help, it is a reasonable alternative to pricier name brands. Buyers who prioritize a proven service network or independently verified multi-year reliability data should look at Mitsubishi, Daikin, or Fujitsu first.
Overall score is the average of the five ratings above.
What we like
- Factory-direct pricing undercuts comparable Mitsubishi, Daikin, and Fujitsu systems by a meaningful margin
- 12-year warranty coverage ships with the unit at no additional dealer cost
- Cold-climate heating to -13°F makes it viable in northern and mountain-region climates year-round
- Inverter variable-speed operation keeps noise low and temperatures steady
- R-454B refrigerant positions the system ahead of equipment still shipping with R-410A
Trade-offs
- Long-term reliability is unverified: Consumer Reports has not yet ranked ACiQ due to insufficient field history
- The undisclosed manufacturer makes cross-referencing parts, service bulletins, and failure history harder than with a named brand
- No dealer network means you must find and vet your own installer, and warranty labor coordination falls on you
- Two-zone multi-split installation is more complex than single-zone and typically requires a licensed HVAC technician comfortable with multi-port systems
What homeowners and pros say about ACiQ
Early owners of ACiQ mini split systems report generally positive experiences, with quiet operation, responsive customer support from AC Direct, and performance that holds up through the first seasons of use. Those themes appear consistently in online owner discussions. However, because the brand is relatively new to widespread retail, there is no Consumer Reports reliability ranking yet, meaning the long-term picture on compressor lifespan, coil integrity, and component durability remains an open question. The specific failure modes that tend to surface in ductless systems over time, including capacitor degradation, refrigerant coil leaks, and compressor wear after several heating seasons, have not yet accumulated enough ACiQ-specific field data to be tracked independently. That is not evidence of problems, but it is an honest gap in the record.
HVAC professionals who have installed ACiQ units note that the equipment arrives well-packaged and that the installation process is broadly similar to other inverter mini split systems. The main friction point contractors raise is the undisclosed manufacturer: without knowing the OEM, cross-referencing technical service manuals, sourcing non-OEM parts, or troubleshooting unusual faults is harder than with a Mitsubishi or Daikin unit where the documentation trail is deep and widely known. For homeowners, the practical implication is that finding a contractor already familiar with ACiQ specifically, rather than one who will be working from the included documentation only, takes more effort than with a brand that has been in the market for two or more decades.
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.
How it compares
| Brand | Comparable model | SEER2 | Stage | Price position |
|---|---|---|---|---|
| ACiQ | 27,000 BTU 2-Zone Multi-Split Heat Pump (R-454B) | Not published in provided specs | Variable | Value pick |
| Mitsubishi | MXZ-2C20NAHZ2 (H2i 2-zone) | 18+ SEER2 depending on indoor unit pairing | Variable | Significantly higher than ACiQ |
| Daikin | Aurora MXS Series 2-zone | 17-19 SEER2 range depending on configuration | Variable | Moderately higher than ACiQ |
| Fujitsu | AOU18RLXFZ Halcyon 2-zone | 18+ SEER2 depending on indoor pairing | Variable | Moderately to significantly higher than ACiQ |
Competitor rows are comparable single-stage units at similar efficiency; price is relative position, not a quote.
Questions about this system
Can I mix indoor unit types and sizes in this 2-zone system, for example a wall unit in one room and a ceiling cassette in another?
ACiQ's multi-zone systems are designed to accept different indoor unit styles on the same outdoor unit, but you need to confirm at the time of ordering that the specific combination of unit types and BTU splits you choose is supported by the outdoor unit's capacity and refrigerant circuit. Check the product configurator carefully and contact ACiQ support before finalizing your order if you are mixing unit types.
R-454B is listed as the refrigerant. Will standard HVAC technicians be able to work on this system?
R-454B is an A2L mildly flammable refrigerant, and while it is becoming more common, not every technician has the updated equipment and certifications required to handle A2L refrigerants safely. Before scheduling installation or future service, confirm that your chosen contractor is equipped and certified for A2L refrigerant work.
The listing says it heats to -13°F. Does efficiency drop significantly at low outdoor temperatures?
All heat pumps lose some heating capacity and efficiency as outdoor temperatures fall. The -13°F rating means the system continues to produce heat at that temperature, but output and COP will be lower than at moderate temperatures. For very cold climates, it is worth checking the cold-weather capacity curve in the technical specs to confirm the system can meet your load at your design winter temperature.
How does the 12-year warranty actually work when there is no dealer network?
ACiQ's 12-year warranty covers parts and in some cases the compressor, but because the product is sold direct, warranty labor is not covered through a dealer and you are responsible for arranging a qualified technician. Keep all purchase documentation and installation records, as warranty claims typically require proof of professional installation and registration.
Is there any way to confirm who actually manufactures ACiQ equipment before I buy?
ACiQ is AC Direct's house brand and the underlying manufacturer has not been publicly disclosed by the company. Forum discussions have pointed toward the ICP and Carrier manufacturing family, but this is unconfirmed speculation. If knowing the OEM is important to your buying decision, ACiQ may not offer the transparency you need, and a named brand like Mitsubishi or Daikin would give you a clearer lineage.
Specifications
| Furnace output | 27000 BTU |
| Refrigerant | R-454B |