ACiQ 1.5 Ton Evaporator Coil | 14" Wide V-Coil w/ TXV | R454B (EVD5X18M14A)
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Key features
- 14-inch-wide V-coil geometry increases surface area without added cabinet height
- Factory-installed TXV meters refrigerant flow for improved part-load efficiency
- Rated for R-454B refrigerant, compatible with current EPA low-GWP transition requirements
- 1.5-ton capacity suits smaller residential spaces and zone-addition applications
- Ships direct with no dealer markup, typically undercutting name-brand coil pricing
- Backed by ACiQ's 12-year parts warranty with registration
About this system
The ACiQ EVD5X18M14A is a 1.5-ton replacement evaporator coil designed for upflow or downflow air handler configurations in residential split systems. Its defining features are a 14-inch-wide V-coil geometry, a factory-installed thermostatic expansion valve (TXV), and compatibility with R-454B refrigerant, the low-GWP HFC blend that is replacing R-410A under current EPA regulations. If your condensing unit is being updated or newly installed to run R-454B, this coil is built to match without field modifications.
The V-coil design increases surface area without adding cabinet height, which helps maintain heat exchange efficiency in tight equipment closets. The factory TXV is a meaningful inclusion at this price point: it meters refrigerant flow in response to actual load conditions, which improves part-load performance and reduces the risk of refrigerant flooding the compressor during low-demand periods. Coils without a TXV rely on a fixed orifice, which is less forgiving across a range of operating conditions. For a 1.5-ton application, typical uses include smaller homes, conditioned bonus rooms, and zone additions where a full-size coil would be oversized.
This is a component, not a complete system, so it is only relevant to buyers who are replacing a failed indoor coil, completing a matched-system build with a compatible ACiQ or compatible R-454B air handler and condenser, or sourcing a coil for a new installation. If you are replacing an older R-410A coil, confirm that your existing condensing unit is also being converted or replaced, since R-454B and R-410A are not interchangeable and require dedicated equipment on both ends of the refrigerant circuit.
The EVD5X18M14A delivers a solid spec sheet for the price, pairing a factory TXV with R-454B readiness in a compact V-coil format that few value-brand competitors match at this capacity. The trade-offs are real: ACiQ is a newer brand without long-term reliability data, the actual manufacturer is not disclosed, and sourcing service support outside a dealer network requires more legwork from the homeowner. Buyers who prioritize upfront cost and are comfortable vetting their own installer will find this coil hard to beat on paper; buyers who want a traceable factory service network should look at name brands.
Overall score is the average of the five ratings above.
What we like
- Factory TXV included, not an add-on, at a value-brand price point
- R-454B compatibility positions it for longevity as R-410A equipment is phased out
- 14-inch wide cabinet fits many standard air handler openings without custom modifications
- 12-year parts warranty is competitive with premium brands and ships without dealer markup
- Early owner feedback points to reliable performance and responsive customer support
Trade-offs
- ACiQ has no Consumer Reports reliability ranking due to insufficient long-term field data
- Undisclosed manufacturer makes cross-referencing parts and service history harder than with name brands
- Sold direct rather than through a dealer network, so finding a willing local installer may require extra effort
- As a standalone coil component, compatibility verification with the condensing unit and air handler is entirely the buyer's responsibility
What homeowners and pros say about ACiQ
Early owner feedback on ACiQ equipment, gathered across installer forums and direct-to-consumer review platforms, leans positive on two fronts: units arrive well-packaged and the company’s customer support team is described as accessible compared to larger brands where support is routed through dealers. For a coil like the EVD5X18M14A, the most common installer comment is that the factory TXV inclusion at this price point is genuinely unusual and saves both parts cost and labor on job sites. That said, Consumer Reports has not yet assigned ACiQ a reliability score, and the brand is candid about this gap: there simply is not enough long-term field data yet to know how these coils perform after eight or ten years of service.
The documented concerns worth knowing before you buy are specific. Because the actual manufacturer behind ACiQ equipment is not publicly disclosed, cross-referencing parts or pulling service history the way a technician can with a Carrier or Trane coil is not straightforward. Failure modes that show up in early HVAC contractor discussion threads include the same suspects common to most evaporator coils: formicary corrosion leading to coil leaks in humid environments with poor air quality, and occasional refrigerant charge issues traced back to installation rather than the coil itself. There are no documented patterns unique to ACiQ coils at this stage, but the absence of long-term data means that track record is still being written. Contractors who have installed ACiQ equipment generally report no unusual callbacks so far, with the caveat that most installations are still relatively recent.
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 | EVD5X18M14A | N/A (coil only) | N/A (coil component) | Value pick |
| Carrier | Infinity Series CNPVP (1.5-ton) | N/A (coil only) | N/A (coil component) | Significantly higher than ACiQ |
| Trane | 4TXCB003 series (1.5-ton) | N/A (coil only) | N/A (coil component) | Moderately higher than ACiQ |
| Lennox | CH33 series (1.5-ton) | N/A (coil only) | N/A (coil component) | 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
Is this coil compatible with my existing R-410A condensing unit?
No. The EVD5X18M14A is designed for R-454B refrigerant, which is not interchangeable with R-410A. Using this coil requires a condensing unit also rated for R-454B. If your existing outdoor unit runs R-410A, you will need to replace it as part of the same project.
Can any licensed HVAC technician install this coil, or does it require an ACiQ-authorized installer?
Any licensed HVAC technician can install it. ACiQ sells direct and does not maintain a proprietary installer network, which gives you flexibility in choosing a contractor but also means you are responsible for finding one familiar with R-454B handling requirements, which differ slightly from R-410A due to its mild flammability classification (A2L).
What air handler configurations does the 14-inch-wide cabinet support?
The 14-inch width is designed for upflow and downflow installations in air handlers with a matching cabinet opening. Before ordering, measure your existing air handler cabinet width and confirm the connection orientation, since not all 1.5-ton air handlers use a 14-inch coil section.
How does the 12-year warranty work when ACiQ is sold direct without a dealer?
ACiQ's 12-year parts warranty requires product registration after installation. Claims are handled through ACiQ directly rather than through a local dealer, so any warranty labor costs are typically a separate arrangement with your contractor. Read the warranty terms before purchase to confirm registration deadlines and coverage exclusions.
Since ACiQ does not disclose its manufacturer, how do I find replacement parts if something goes wrong?
ACiQ supplies parts through its own direct channel, so you would source replacements from ACiQ rather than a third-party parts house. The lack of a disclosed OEM does make it harder to cross-reference components with widely available aftermarket parts, which is a genuine trade-off compared to Carrier or Trane coils where parts sourcing is more straightforward.
Specifications
| Cooling capacity | 1.5 Ton |
| Refrigerant | R-454B |
| Model | EVD5X18M14A |