Goodman 3 Ton AC Horizontal Evaporator Coil | 17-1/2" High Cabinet With EEV Expansion | R32 (CHPEA3626B3)
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Key features
- Horizontal cabinet configuration for attic, crawl space, and side-discharge installations
- Factory-installed electronic expansion valve (EEV) for precise refrigerant metering
- R-32 refrigerant compatible, a lower global-warming-potential A2L refrigerant
- 17-1/2-inch cabinet height fits compact or low-clearance mechanical spaces
- 3-ton (36,000 BTU nominal) capacity matches common residential outdoor unit sizes
- Designed for use in matched split systems; system SEER2 rating depends on paired outdoor unit
About this system
The Goodman CHPEA3626B3 is a 3-ton horizontal evaporator coil designed to work as part of a split-system air conditioner or heat pump. Its horizontal orientation makes it the right choice for attic installations, crawl spaces, or any application where a vertical upflow or downflow coil simply won’t fit. The 17-1/2-inch cabinet height keeps the footprint manageable in tight mechanical spaces, and the factory-installed electronic expansion valve (EEV) allows precise refrigerant metering, which pairs well with variable-speed or two-stage outdoor units and helps the overall system run more efficiently than a fixed-orifice coil would.
This coil is built for R-32 refrigerant, a lower global-warming-potential alternative to the R-410A that dominated residential systems for two decades. R-32 is mildly flammable (A2L classification), so local codes in some jurisdictions require specific handling precautions during installation and service. Homeowners should confirm their contractor is familiar with A2L refrigerants before scheduling work. The coil itself does not carry a standalone SEER2 rating; system efficiency is determined by the matched outdoor unit, so pairing selection matters significantly for both performance and warranty compliance.
This product suits budget-conscious homeowners replacing a coil in an existing horizontal application, or contractors building out a new horizontal system where Goodman’s lower price point is a priority. It is not the obvious choice for buyers who place maximum weight on long-term reliability data or who want a coil brand with a stronger independent service track record.
The CHPEA3626B3 is a serviceable horizontal evaporator coil at a price point that can be 15 to 25 percent below equivalent Carrier, Trane, or Lennox coils. It delivers solid value when installed correctly by an experienced technician, but Goodman's documented history of evaporator coil leaks is a real concern for a product review focused specifically on a coil, and the R-32 refrigerant requirement adds a layer of installation complexity that not every contractor handles yet. Buyers who prioritize upfront savings over long-term repair risk will find it reasonable; buyers who want maximum peace of mind may want to budget up.
Overall score is the average of the five ratings above.
What we like
- Lower purchase price versus Carrier, Trane, and Lennox equivalents, often by a meaningful margin
- Factory-installed EEV improves refrigerant control and supports compatibility with variable-speed systems
- Horizontal design covers an installation scenario that vertical coils cannot serve
- R-32 is a forward-looking refrigerant choice as R-410A availability declines
- Widely available through HVAC distributors, which keeps lead times short in most markets
Trade-offs
- Evaporator coil leaks appear in a meaningful share of Goodman owner feedback, a notable concern for this specific component type
- R-32 is an A2L mildly flammable refrigerant, and not all contractors are yet certified or equipped to handle it, potentially limiting your service options
- No standalone efficiency rating; system SEER2 is entirely dependent on the matched outdoor unit, requiring careful pairing to realize any efficiency benefit from the EEV
- Goodman's ConsumerAffairs score sits around 2.5 out of 5, with repair cost escalation commonly reported after roughly year 7
What homeowners and pros say about Goodman
Homeowners who have owned Goodman equipment tend to split along a familiar line: those who got a clean install from an attentive technician report years of uneventful service, while those who ran into problems often describe repair costs that started adding up around year seven or eight. Goodman scores roughly 2.5 out of 5 on ConsumerAffairs, a platform where dissatisfied owners are overrepresented, but even accounting for that skew the volume of complaints about escalating repair costs is consistent enough to take seriously. On Google dealer reviews, Goodman averages closer to 3.8 out of 5, where affordability is the praise that comes up most, suggesting the value proposition lands for buyers who go in with realistic expectations.
For a product that is specifically an evaporator coil, the documented failure modes from the broader Goodman line are worth naming plainly. Dual-run capacitor failures are the most common reported issue across Goodman systems and are generally a straightforward, lower-cost repair. More relevant here is that evaporator coil leaks appear in a meaningful share of owner reports, which is directly applicable to this component. Compressor longevity on Goodman outdoor units tends to average 10 to 14 years versus 15 to 20 for premium brands, and a minority of owners report refrigerant leaks within the first year, which technicians typically attribute to installation quality rather than a manufacturing defect. For the CHPEA3626B3 specifically, the R-32 refrigerant adds a variable that older Goodman owner feedback does not fully address, since field experience with A2L refrigerants in residential coils is still accumulating across the industry.
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 | CHPEA3626B3 | N/A (coil only) | Compatible with single-stage, two-stage, or variable (EEV equipped) | Value pick |
| Carrier | Comfort Series CNPVP3617ALA (or equivalent 3-ton horizontal coil) | N/A (coil only) | Compatible with single-stage and two-stage systems | Moderately higher than Goodman, typically 15 to 20 percent more |
| Trane | Spine Fin CAHF series 3-ton horizontal coil | N/A (coil only) | Compatible with single-stage and variable-speed systems | Higher than Goodman, often 20 to 25 percent more at list |
| Lennox | C33 series 3-ton horizontal evaporator coil | N/A (coil only) | Compatible with single-stage, two-stage, and variable-speed systems | Higher than Goodman, typically at or above Trane pricing |
Competitor rows are comparable single-stage units at similar efficiency; price is relative position, not a quote.
Questions about this system
Can I use this coil with my existing R-410A outdoor unit?
No. The CHPEA3626B3 is built for R-32 and is not compatible with R-410A systems. You would need a matched R-32 outdoor unit, and mismatching refrigerants will void the warranty and can damage components.
Does this coil come with a warranty, and what does it actually cover?
Goodman typically offers a 10-year parts limited warranty on registered systems, which covers the coil itself. However, the warranty generally requires installation by a licensed contractor and registration within a set window after installation, so confirm those steps are completed. Labor costs are not covered under the parts warranty.
What makes horizontal orientation different from a standard vertical coil, and do I need a specific air handler?
A horizontal coil is oriented so that airflow passes through it sideways rather than upward or downward, which suits applications like attic-mounted air handlers or those in confined spaces without vertical clearance. You need an air handler or furnace that is either designed for or field-convertible to horizontal operation; not all units support this configuration.
Is R-32 safe to have in my home, and can any HVAC technician service it?
R-32 is classified A2L, meaning it is mildly flammable under specific conditions but is considered safe when handled and installed correctly. Not every technician is currently equipped or certified for A2L refrigerants, so it is worth confirming your servicing contractor has the appropriate training and tools before committing to this system.
Goodman has a reputation for coil leaks. How worried should I be with this specific product?
It is a legitimate concern. Evaporator coil leaks appear in a meaningful share of Goodman owner feedback, and a coil-only product is exactly where that risk matters most. The 10-year parts warranty provides some financial protection on the coil itself, but labor to diagnose and replace a leaking coil is typically out-of-pocket. Choosing an experienced installer who pressure-tests carefully and investing in a whole-system service plan can reduce, though not eliminate, that risk.
Specifications
| Cooling capacity | 3 Ton |
| Configuration | Horizontal |
| Refrigerant | R-32 |