Goodman 2 Ton Evaporator Coil (21" Wide Uncased With TXV | R32 (CAUTA2422C3)
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Key features
- 2-ton capacity, 21-inch wide uncased configuration for tight-clearance installs
- Compatible with R-32 refrigerant, a lower-GWP alternative to R-410A
- Factory-installed TXV for more precise refrigerant metering versus fixed-orifice alternatives
- Uncased design requires field-fabricated seal to prevent conditioned air bypass
- Intended for use in matched split systems with a compatible R-32 condenser
- Goodman value-tier pricing, typically 15 to 25 percent below Carrier, Trane, and Lennox equivalents
About this system
The Goodman CAUTA2422C3 is a 2-ton uncased evaporator coil designed for use with R-32 refrigerant in a split-system air conditioning or heat pump setup. At 21 inches wide, it fits into tight air handler or furnace configurations where a cased coil would not clear the cabinet or plenum, but that uncased design means the installing contractor must fabricate a custom seal around the coil to prevent air bypass — a step that separates a reliable install from a leaky, inefficient one. The built-in thermostatic expansion valve (TXV) is a meaningful inclusion at this price point: it meters refrigerant flow more precisely than a fixed orifice, which supports more stable system performance across a wider range of outdoor temperatures and helps protect the compressor from liquid slugging.
R-32 refrigerant is the forward-looking piece of this coil. It carries a lower global warming potential than the R-410A that dominated the market for years, and it is now the direction much of the residential HVAC industry is heading under updated EPA regulations. If you are pairing this coil with a new R-32 condenser, you are buying into a refrigerant platform with a long regulatory runway. That said, R-32 requires technicians who are specifically trained and equipped for it, since it is mildly flammable (A2L classification), which can affect service availability and cost in some regions. This coil suits budget-conscious homeowners replacing an aging evaporator coil in an existing system, or contractors building a new value-tier R-32 split system where keeping upfront costs down is the priority.
The CAUTA2422C3 is a reasonable budget pick for an R-32 evaporator coil replacement or new install, offering a TXV and a forward-compatible refrigerant at a price that undercuts most name-brand alternatives. The uncased format hands a significant share of the outcome to installer skill, and Goodman's documented history of evaporator coil leaks is a real concern on a product where that is the only job. Buyers who pair it with a careful installation and a parts-included warranty plan get solid value; those who cut corners on the install or skip extended coverage take on more risk than the upfront savings may justify.
Overall score is the average of the five ratings above.
What we like
- Factory TXV included, improving refrigerant metering without an added-cost upgrade
- R-32 refrigerant compatibility positions this coil for long-term regulatory relevance
- Priced 15 to 25 percent below comparable Carrier, Trane, and Lennox coils
- 21-inch width fits air handler openings where wider cased coils will not
- Straightforward single-component replacement lowers labor time compared to full system swaps
Trade-offs
- Uncased design requires precise field sealing; air bypass from a poor seal wastes energy and strains the system
- Goodman has documented evaporator coil leaks in owner reviews, which is a pointed concern for a coil-only product
- R-32 is an A2L mildly flammable refrigerant, and not every local technician is yet equipped or certified to service it
- Goodman's ConsumerAffairs rating of roughly 2.5 out of 5 reflects a pattern of repair costs rising after year 7 across their product line
What homeowners and pros say about Goodman
Homeowners who have used Goodman equipment describe a clear split in experience. On Google dealer reviews, which average around 3.8 out of 5 across dealer locations, affordability is the praise that comes up most often: buyers who paid less upfront and had a clean install report years of trouble-free operation. The picture on ConsumerAffairs is rougher, with Goodman sitting near 2.5 out of 5, and the recurring pattern there is repair bills that start arriving after roughly year seven. For a product like this coil, that track record is relevant because evaporator coil leaks are one of the specifically documented failure modes in Goodman owner feedback, alongside dual-run capacitor failures and compressor lifespans that tend to fall in the 10-to-14-year range rather than the 15-to-20 years more commonly seen with premium brands.
HVAC technicians tend to view Goodman pragmatically. They note that installation quality is the single largest factor in how a Goodman system ultimately performs, and the uncased format of this particular coil puts extra weight on that point. A well-sealed, properly charged install on a Goodman coil can deliver reliable years of service; a rushed or imprecise one tends to surface problems faster than a comparable cased coil from a premium brand would. The documented risk of refrigerant leaks within the first year on some Goodman units is typically traced back to install or initial charge issues rather than a manufacturing defect, which again points to the importance of choosing an experienced, attentive contractor when going the Goodman route.
Sources: ConsumerAffairs Goodman owner reviews, AHRI Directory of Certified Product Performance, U.S. DOE appliance and equipment efficiency standards, Goodman product specification sheets.
How it compares
| Brand | Comparable model | SEER2 | Stage | Price position |
|---|---|---|---|---|
| Goodman | CAUTA2422C3 | N/A (coil only) | N/A (coil component) | Value pick |
| Carrier | Infinity Series Evaporator Coil (CNPVP) | N/A (coil only) | N/A (coil component) | Noticeably higher than Goodman; premium brand positioning |
| Trane | Baset Series Uncased Coil (BAYEV) | N/A (coil only) | N/A (coil component) | Moderately higher than Goodman; mid-to-premium tier |
| Lennox | C33 Series Uncased Evaporator Coil | N/A (coil only) | N/A (coil component) | Higher than Goodman; premium brand with broader dealer service network |
Competitor rows are comparable single-stage units at similar efficiency; price is relative position, not a quote.
Questions about this system
Why does this coil come uncased, and does that actually matter for my install?
Uncased coils ship without the metal cabinet that surrounds a cased coil, so they fit into tighter spaces but require the installer to fabricate and seal a housing around the coil against the air handler or furnace plenum. If that seal is imperfect, conditioned air bypasses the coil, reducing efficiency and making the system work harder. It matters a great deal: a sloppy seal on an uncased coil is one of the most common sources of underperformance on otherwise correctly sized systems.
Is R-32 refrigerant safe, and will my current HVAC technician be able to service it?
R-32 is classified A2L by ASHRAE, meaning it has low toxicity but is mildly flammable under specific conditions. It is widely used in residential equipment in Europe and Asia and is gaining ground in the U.S., but not every technician is yet trained or equipped for A2L refrigerants. Before purchasing, confirm that the contractors in your area who would handle future service calls are R-32 capable, since a technician unfamiliar with A2L handling practices should not be servicing this system.
Goodman reviews mention evaporator coil leaks. Should I be worried about buying a Goodman coil specifically?
Evaporator coil leaks are a documented failure mode across Goodman owner reviews, which does make it a reasonable concern when the product you are buying is the coil itself. The risk is not universal, and many units run without issue for a decade or more, but it is honest to say that Goodman's reputation on coil longevity is not at the level of premium brands. Ensuring the system is properly charged at install and that the coil cabinet is sealed correctly reduces, but does not eliminate, that risk.
What condenser or air handler can I pair this coil with?
This coil must be paired with equipment designed for R-32 refrigerant; it is not compatible with R-410A or R-22 systems. Goodman offers matched R-32 condensers, and you should use an approved matched system combination to ensure warranty coverage and that the TXV is calibrated for the refrigerant charge the condenser delivers. Always verify the combination against Goodman's published matched system documentation before purchasing.
What does the Goodman warranty cover on this coil, and are there conditions I need to meet?
Goodman typically covers parts on residential coils for a limited period, but warranty terms require product registration within a specified window after installation and installation by a licensed HVAC contractor. Failure to register or having the coil installed by an unlicensed party can void coverage. Check the specific warranty documentation that ships with this model, since R-32 product warranties may have additional conditions as the platform is newer to the U.S. residential market.
Specifications
| Cooling capacity | 2 Ton |
| Refrigerant | R-32 |