Goodman CAPF3743C6: The Ultimate 3-3.5 Ton Evaporator Coil Guide
Looking for a reliable evaporator coil that delivers enhanced comfort without breaking the bank? The Goodman CAPF3743C6 might be exactly what you need. This versatile 3-3.5 ton evaporator coil is designed to work efficiently in multiple system configurations while maintaining Goodman’s reputation for quality and affordability.
As an HVAC professional, I’ve installed countless coils over the years, and the CAPF3743C6 consistently stands out for its flexibility and performance. Let’s dive into everything you need to know about this popular Goodman component.
What Makes the Goodman CAPF3743C6 Special?
The Goodman CAPF3743C6 isn’t just another evaporator coil. It’s engineered with versatility and efficiency in mind. Whether you’re working with an AC-only system or a heat pump, this coil delivers consistent performance that homeowners appreciate.
Some standout features include:
- Dual installation options (upflow or downflow)
- Compatibility with both heat pumps and AC-only condensers
- Low air leakage design for better efficiency
- Check flowrater expansion device for versatile applications
- Rust-resistant thermoplastic drain pan
CAPF3743C6 Size and Tonnage Specifications
When selecting the right coil for your installation, size matters. The CAPF3743C6 features a compact yet effective design with these dimensions:
- Height: 30 inches
- Width: 21 inches
- Depth: 21 inches
- Weight: 63 pounds
Rated for 3 to 3.5 tons, this A-coil design is often intentionally sized slightly larger than its paired condenser. This isn’t a mistake – it’s an intelligent design choice that helps maintain the overall system efficiency.
Installation Flexibility of the CAPF3743C6
One of the biggest advantages of the Goodman CAPF3743C6 is its installation versatility. Unlike some coils that are limited to a single orientation, this model can be installed in both upflow and downflow configurations.
This flexibility makes it an excellent choice for a wide range of residential applications, allowing you to adapt to whatever the home’s existing setup requires without compromising performance.
Refrigerant and Line Compatibility
The CAPF3743C6 is designed to work with modern refrigerant standards, compatible with:
- R410A refrigerant (industry standard)
- 3/8″ liquid line connection
- 7/8″ suction line connection
Remember that while this coil is a crucial component, it needs to be paired with a compatible furnace or air handler and condenser (sold separately) to function as a complete system.
Durability Features of the CAPF3743C6 Evaporator Coil
Longevity is a critical factor for any HVAC component, and the CAPF3743C6 doesn’t disappoint. Goodman has incorporated several features that enhance this coil’s durability:
- Rust-resistant thermoplastic drain pan that significantly reduces water retention
- Strong galvanized-steel cabinet with leather-grain finish for corrosion resistance
- Convenient split-seam on the front casing for easy access during maintenance
- Foil-faced insulation that improves performance while reducing air leakage
These features combine to create a coil that not only performs well initially but continues to deliver reliable service throughout its lifespan.
Important Compatibility Note for CAPF3743C6
While the CAPF3743C6 works excellently in many applications, it’s important to note that it won’t work as a replacement for any single-piece air handler coils. Always verify compatibility with your existing system before purchase.
Enhanced Comfort Features of the CAPF3743C6
Comfort is the ultimate goal of any HVAC system, and the Goodman CAPF3743C6 delivers in this area through several innovative design elements:
The foil-faced insulation significantly reduces air leakage, which means more conditioned air actually reaches the living spaces through your ductwork. This improved airflow efficiency provides more consistent comfort while potentially reducing the unit’s runtime – a win for both comfort and energy efficiency.
When paired with compatible equipment, this coil upholds Goodman’s reputation for delivering enhanced comfort at a reasonable price point.
Warranty Protection for Your CAPF3743C6 Investment
Goodman stands behind the CAPF3743C6 with their standard 10-year parts warranty. To qualify for this coverage, you’ll need to:
- Install the unit according to all state and local codes
- Pair the coil with a compatible condenser
- Register the entire system online through the manufacturer
This warranty protection adds significant value and peace of mind to your investment in the CAPF3743C6.
Common FAQs About the CAPF3743C6
Is the CAPF3743C6 compatible with heat pumps?
Yes, the CAPF3743C6 works with both heat pumps and AC-only condensers, making it a versatile choice for various system configurations.
What size furnace works best with the CAPF3743C6?
The CAPF3743C6 pairs well with furnaces designed for 3-3.5 ton systems. Always verify compatibility based on airflow requirements and physical dimensions.
Does the CAPF3743C6 come with a TXV valve?
The CAPF3743C6 comes with a check flowrater expansion device, which works effectively for most applications. A TXV can be added if desired for specific system requirements.
Can I install the CAPF3743C6 myself?
While technically possible, HVAC installation requires specialized knowledge and tools. For warranty protection and optimal performance, professional installation is strongly recommended.
Making the Right Choice with CAPF3743C6
The Goodman CAPF3743C6 evaporator coil represents an excellent balance of performance, durability, and value. Its versatile installation options, compatibility with modern refrigerants, and quality construction make it a smart choice for many residential applications.
Whether you’re replacing an aging coil or designing a new system, this 3-3.5 ton vertical evaporator coil delivers the reliability and efficiency that both contractors and homeowners appreciate.
Remember that while the coil itself is a crucial component, optimal performance depends on proper sizing, installation, and pairing with compatible equipment. When these factors align, the CAPF3743C6 provides the kind of comfortable, efficient performance that Goodman has built its reputation on.
Looking to purchase the Goodman CAPF3743C6 for your next installation? Click here to check current pricing and availability.