YC4 14.3 SEER2 Single-Stage Air Conditioner
Proven, high-efficiency performance for Southern U.S. climates.
| Price Range | $ |
| Efficiency Range | 14.3 SEER2 Single-Stage AC |
| Sound Levels | 76 dBA or lower |
| Warranties | Up to 10 Year Compressor, and 10 Year Parts Limited Warranties (with product registration) |
Next-level efficiency in an affordable package
YORK® YC4 Single-stage Air Conditioners offer next-generation efficiency in an entry-level package with MicroChannel coil technology and a compact cabinet. These units are optimized for compliance with 2023 DOE standards with 14.3 SEER2 cooling efficiency and high EER2 performance required for southern US climates. Featuring NEW longer, straight-pipe line sets for increased flexibility on installations, and easy-to-follow wiring diagrams, make this an easy and versatile unit to install no matter the application! Optimized for ideal performance in southern US and other warmer climates, and is updated with environmentally-friendly, Low GWP refrigerant (R-454B).
Benefits
LOWER COST OF OWNERSHIP
14.3 SEER2 cooling efficiency can save energy costs compared to lower, old SEER units and quality engineering reduces repairs to save you money.
QUIET OPERATION
Direct-drive fan design minimizes vibration and sound.
CONFIDENCE GUARANTEED
Industry-leading warranties ensure years of dependability.
RELIABLE SUPPORT
Our Certified Comfort Expert™ contractors make sure your YC4 air conditioner is installed and serviced correctly from day one.
Warranty
With a YORK® residential system, comfort is more than a feeling – it’s a promise. Because YORK® home comfort systems are built to the highest standards and backed by the best warranties.
Register Your Warranty 
Owner Resources
Support
BUYING OR SERVICING A SYSTEM
Contact your local dealer for help with your existing system or to learn more about investing in a new one.
WARRANTIES AND REGISTRATION
Find your local dealer for more information on our warranties and warranty registration.
FINANCING
Learn about our affordable financing plans so you can purchase a new YORK® comfort system that fits your budget.
Technical Resources
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Great Financing Options Available
*To receive the extended 10-year parts warranty or premium system warranty for qualifying units, you must register online at www.upgproductregistration.com. Registration must be completed within 90 days of installation or 90 days of the closing date for new home construction. Failure to register online within 90 days results in a standard 5-year parts warranty. Failure to return the registration card does not affect rights under the standard warranty.