Goodman 3 Ton R32 Evaporator Coil With Internal TXV Upflow / Downflow (CAPTA3626C3)
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Key features
- R-32 refrigerant compatible, replacing R-410A with a lower global warming potential option
- Internal TXV for precise refrigerant metering across varying load conditions
- 3-ton capacity, suited for homes roughly 1,400 to 1,800 square feet depending on climate and insulation
- Upflow and downflow orientation supported in a single cabinet
- A-coil design fits standard residential air handler and furnace configurations
- Priced 15 to 25 percent below comparable coils from Carrier, Trane, and Lennox
About this system
The Goodman CAPTA3626C3 is a 3-ton upflow/downflow R-32 evaporator coil designed to work as the indoor half of a split-system air conditioner or heat pump. It ships with an internal thermostatic expansion valve (TXV), which meters refrigerant flow more precisely than a fixed orifice, helping the system maintain consistent performance across a wider range of outdoor temperatures and load conditions. The R-32 refrigerant charge is worth noting: R-32 has a lower global warming potential than R-410A and is increasingly common as the HVAC industry moves away from older refrigerants, though it does require certified technicians and compatible equipment throughout the system.
This coil fits a standard A-coil cabinet and is rated for both upflow and downflow orientation, giving installers flexibility when working with a furnace above or below the air handler. Because it is a coil-only component, there is no SEER2 rating assigned to the coil itself; the combined efficiency of the system depends entirely on the matched outdoor condensing unit. Goodman prices this coil meaningfully below comparable Carrier, Trane, and Lennox coils, making it a practical choice for homeowners replacing just the indoor coil or contractors building a budget-conscious system. As with all Goodman equipment, final performance leans heavily on installation quality.
The CAPTA3626C3 delivers a cost-effective entry point into R-32 refrigerant infrastructure with the added benefit of an internal TXV, two features that justify its position as a budget-friendly upgrade path. However, Goodman's documented history of evaporator coil leaks and the brand's overall reliability ceiling mean buyers should weigh the upfront savings against potential mid-term repair costs, especially past the seven-year mark. It suits homeowners who want a capable coil at a lower price and are working with a reputable installer.
Overall score is the average of the five ratings above.
What we like
- Significantly lower price than Carrier, Trane, and Lennox equivalents
- R-32 refrigerant prepares the system for the industry's ongoing refrigerant transition
- Internal TXV improves efficiency and temperature stability compared to fixed-orifice coils
- Dual orientation (upflow/downflow) gives installers and homeowners more placement flexibility
- Widely available through Goodman's broad distributor network, easing parts and replacement access
Trade-offs
- Goodman has a documented pattern of evaporator coil leaks appearing in owner reviews, the very failure mode most relevant to this component
- A minority of owners report refrigerant leaks within the first year, typically traced to installation or charge issues rather than the coil itself
- ConsumerAffairs scores average around 2.5 out of 5, with repair cost complaints rising after roughly year seven
- No SEER2 efficiency rating on the coil alone; system efficiency is entirely dependent on the matched outdoor unit and installer workmanship
What homeowners and pros say about Goodman
Homeowners who chose Goodman equipment tend to land in one of two camps. Those who had a skilled installer and got good startup conditions often report years of uneventful service and point to the lower price as a straightforward win. Those who ran into problems tend to describe frustration with repair bills that start climbing after year seven, a pattern consistent with Goodman’s ConsumerAffairs rating of around 2.5 out of 5, a channel where complaint volume is high but the recurring theme of post-warranty repair costs is hard to ignore. Google dealer reviews average closer to 3.8 out of 5, where affordability is the most cited positive across hundreds of reviews per location.
For a component like the CAPTA3626C3 evaporator coil specifically, the conversation among HVAC technicians tends to focus on two things: the coil leak history that shows up in Goodman owner reviews across multiple product lines, and the reality that installation quality is the dominant variable in how any Goodman product performs. The dual-run capacitor is the most commonly reported failure across Goodman systems generally, usually a straightforward fix in the 300 to 600 dollar range, but evaporator coil leaks are the failure mode most directly relevant to this product. Technicians consistently note that a proper nitrogen pressure test and careful brazing at startup dramatically reduce the risk of early leaks, whether from the coil itself or from the connections around it.
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 | CAPTA3626C3 | N/A (coil only) | N/A (coil only) | Value pick |
| Carrier | Carrier Performance CNPVP3617ALA | N/A (coil only) | N/A (coil only) | Roughly 20 to 25 percent more than the Goodman |
| Trane | Trane 4TXCC007DS3HCA (3 ton cased coil) | N/A (coil only) | N/A (coil only) | Roughly 20 to 30 percent more than the Goodman |
| Lennox | Lennox C33 Series evaporator coil (3 ton) | N/A (coil only) | N/A (coil only) | Roughly 25 to 35 percent more than the Goodman |
Competitor rows are comparable single-stage units at similar efficiency; price is relative position, not a quote.
Questions about this system
Can I pair this R-32 coil with my existing R-410A outdoor condenser?
No. R-32 and R-410A are not interchangeable, and mixing refrigerants or using mismatched equipment voids warranties and creates safety and legal issues. You will need an R-32 compatible outdoor condensing unit to pair with this coil.
What does the internal TXV actually do, and is it worth having?
A thermostatic expansion valve regulates refrigerant flow based on actual system demand rather than using a fixed restriction. This helps maintain consistent cooling performance when outdoor temperatures or indoor loads vary, and it generally allows for better efficiency ratings when the coil is matched with a compatible outdoor unit. It is worth having, particularly in climates with wide temperature swings.
How likely is this coil to develop a refrigerant leak, and when?
Goodman evaporator coil leaks appear with enough frequency in owner reviews that it is a documented failure mode for the brand. Leaks within the first year are typically installation or charge related, while leaks appearing later are more likely a materials issue. Ensuring a certified technician installs and pressure-tests the system is the single biggest factor in avoiding early leaks.
Will this coil fit my existing furnace cabinet or air handler?
The CAPTA3626C3 uses a standard A-coil form factor and supports both upflow and downflow orientations, so it fits most common residential furnace configurations. That said, you should verify the cabinet dimensions and connection sizes with your installer before ordering, since not all cabinets accommodate every coil without modification.
What warranty comes with this coil, and are there registration requirements?
Goodman typically covers parts for 10 years on registered equipment, dropping to a shorter period if registration is not completed within a set window after installation. You should register the product at Goodman's website promptly after install and keep a copy of the installation invoice, as warranty claims require proof of professional installation.
Specifications
| Cooling capacity | 3 Ton |
| Configuration | Upflow |
| Refrigerant | R-32 |