Goodman 3 Ton 17-1/2" Wide Cased R32 Evaporator Coil With Internal EEV (CAPEA3626B3)
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Key features
- R-32 refrigerant compatible, supporting current EPA phase-down compliance
- Internal electronic expansion valve (EEV) for precise refrigerant metering
- 17-1/2-inch wide cased cabinet for standard air handler and furnace applications
- 3-ton capacity suits homes roughly in the 1,400 to 1,800 square foot range depending on climate and insulation
- Cased design integrates directly into existing duct systems without additional enclosure
- Factory-tested coil assembly from a value-tier brand priced below Carrier, Trane, and Lennox equivalents
About this system
The Goodman CAPEA3626B3 is a 3-ton cased evaporator coil sized at 17-1/2 inches wide and designed specifically for R-32 refrigerant systems. R-32 is a lower-global-warming-potential refrigerant that is becoming the new standard as R-410A is phased out under updated EPA regulations, so this coil is positioned for forward-looking installs rather than retrofits on older R-410A equipment. The internal electronic expansion valve (EEV) is a meaningful spec upgrade over older fixed-orifice or TXV designs because it allows precise refrigerant metering in response to real-time load changes, which supports better efficiency and humidity control when paired with a compatible variable-speed or two-stage system.
This coil suits homeowners replacing or upgrading the indoor side of a split-system air conditioner or heat pump, particularly where the existing air handler or furnace fits the 17-1/2-inch cabinet width. Because it is a cased unit, it installs cleanly in an existing duct system without requiring a separate enclosure. Buyers should confirm compatibility with their outdoor unit brand, refrigerant circuit sizing, and EEV control wiring before purchasing, as the internal EEV requires a compatible communicating or 24-volt control signal to function correctly. This is not a plug-and-play part for every system, and installation by a licensed HVAC technician is both required for warranty and genuinely important for long-term performance.
The CAPEA3626B3 is a competent, forward-looking evaporator coil that covers the R-32 transition and adds a useful internal EEV at a price point well below premium-brand equivalents. The trade-off is that Goodman's documented history of evaporator coil leaks and its reliance on installation quality mean this coil rewards buyers who invest in a skilled technician and maintain the system proactively. For cost-conscious buyers upgrading to R-32 without brand loyalty, it is a reasonable choice; for buyers prioritizing long-term worry-free ownership, a Carrier or Lennox coil is worth the premium.
Overall score is the average of the five ratings above.
What we like
- R-32 compatibility positions the system for regulatory compliance through the foreseeable future
- Internal EEV enables more precise efficiency and humidity control versus fixed-orifice alternatives
- Cased design simplifies installation in standard split-system configurations
- Priced roughly 15 to 25 percent below comparable Carrier, Trane, and Lennox evaporator coils
- Widely available through HVAC distributors, making replacement parts and service accessible
Trade-offs
- Goodman evaporator coil leaks are a documented, recurring complaint in owner reviews, and this coil's category is the specific failure mode most cited
- EEV compatibility requires careful matching to the outdoor unit's control system, adding installation complexity
- Brand reliability ratings are modest (ConsumerAffairs approximately 2.5 out of 5), with repair costs rising for many owners after year 7
- Long-term performance is heavily dependent on install quality, so savings on the coil can be offset by a poor installation outcome
What homeowners and pros say about Goodman
Homeowners discussing Goodman equipment on review platforms tend to split along a predictable line. Those who had smooth installations and routine maintenance report satisfactory performance and appreciate the lower upfront cost, which aligns with the brand’s Google dealer review average of around 3.8 out of 5. The ConsumerAffairs picture is harsher, sitting near 2.5 out of 5, with a recurring pattern of repair costs climbing after roughly year 7. For an evaporator coil specifically, the concern that comes up most in those reviews is refrigerant leaks from the coil itself, which is the documented failure mode most associated with Goodman’s indoor components. That is worth taking seriously when evaluating this product.
HVAC technicians who work on Goodman systems regularly point to installation quality as the single biggest variable in how a Goodman coil performs long-term. A refrigerant leak in the first year, for instance, is usually traced back to installation or charging rather than a manufacturing defect, which is consistent with the brand’s documented pattern. The internal EEV on the CAPEA3626B3 adds a layer of complexity that makes proper commissioning even more important than it would be on a simpler fixed-orifice coil. Dual-run capacitor failures are the most frequently reported low-stakes repair on Goodman outdoor units (typically a 300 to 600 dollar fix), but coil leaks are the indoor-side issue that can turn a budget purchase into an expensive one if the installation is not done carefully or if the system is not monitored as it ages.
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 | CAPEA3626B3 | N/A (coil only) | Compatible with single, two-stage, or variable depending on outdoor unit | Value pick |
| Carrier | Comfort Series Evaporator Coil (CNPVP3617ALA or equivalent 3-ton cased) | N/A (coil only) | Compatible with single and two-stage systems | Moderately higher than Goodman, typically 15 to 25 percent more |
| Trane | Trane Coil Series (WPVB3617A or equivalent 3-ton cased) | N/A (coil only) | Compatible with single and two-stage systems | Moderately higher than Goodman, in line with Carrier pricing |
| Lennox | Lennox C33 Series (C33-36A-2F or equivalent 3-ton cased) | N/A (coil only) | Compatible with single, two-stage, and variable-speed systems | Premium priced, typically at the higher end versus Goodman and Carrier |
Competitor rows are comparable single-stage units at similar efficiency; price is relative position, not a quote.
Questions about this system
Will this coil work with my existing R-410A outdoor unit?
No. The CAPEA3626B3 is designed for R-32 refrigerant circuits and is not compatible with R-410A systems. Mixing refrigerant types or using mismatched coils can damage equipment and void the warranty, so this coil should only be paired with an R-32 outdoor unit.
Does the internal EEV work with any outdoor unit, or does it require a specific brand?
The internal EEV requires a compatible control signal from the outdoor unit, typically a 24-volt or communicating interface. You should confirm that your specific outdoor unit model supports EEV control before purchasing, as an incompatible pairing can prevent the valve from operating correctly and reduce system efficiency.
What does Goodman's warranty cover on this coil, and what voids it?
Goodman generally offers a 10-year parts warranty on registered products when installed by a licensed HVAC contractor, though you should verify the exact terms for this model number at registration. Warranty is voided by improper installation, use with incompatible refrigerants, or failure to register the product within the required window after installation.
Goodman has a reputation for coil leaks. Is that a real risk with this unit?
Evaporator coil leaks are the most commonly cited Goodman failure mode in owner reviews, so it is a legitimate concern to weigh. The risk is not universal, and a careful, leak-tested installation reduces it significantly, but buyers should factor potential coil repair or replacement costs into their long-term budget and consider an extended service agreement if that risk is a concern.
Can I install this coil myself to save on labor costs?
No. Work involving refrigerant circuits requires EPA Section 608 certification, and improper installation is both the leading cause of early refrigerant leaks on Goodman systems and the fastest way to void the warranty. The internal EEV also requires proper wiring and system commissioning that a licensed technician must complete.
Specifications
| Cooling capacity | 3 Ton |
| Refrigerant | R-32 |