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13ACX Air Conditioner

Merit® Series

13ACX Air Conditioner

Economical, environmentally responsible home cooling

Even in the hottest summer months, the 13ACX works efficiently to enhance your comfort. Compared to an older system, this air conditioner can help you save significantly on your monthly cooling bills.


Here are some of the top features of the 13ACX:

Efficiency rating meets or exceeds 13.00 SEER

Dependable scroll compressor provides smooth, efficient and reliable operation.


Features and Benefits

Energy Efficiency

  • Efficiency rating meets or exceeds 13.00 SEER—which can save you hundreds of dollars a year, compared to a standard air conditioner
  • High-efficiency outdoor coil—provides exceptional heat transfer and low air resistance for high-efficiency operation

Quiet Operation

  • Sound levels—as low as 76 dB
  • Direct-drive fan—precision-balanced direct-drive outdoor fan is designed to provide quieter operation and longer product life

Home Comfort

  • Dependable scroll compressor—provides smooth, efficient and reliable operation
  • Designed to work with the Humiditrol® whole-home dehumidification system*

Environmental Responsibility

  • Chlorine-free R-410A refrigerant—meets the EPA's most stringent environmental guidelines

Reliable Performance

  • PermaGuard™ Cabinet—heavy-gauge, galvanized steel construction, louver coil guard, baked-on powder finish and durable zinc-coated steel base provide long-lasting protection against rust and corrosion.

Warranty and Specs

Warranty and Specs

  • 5-Year Limited Warranty on covered components including compressor
  • This product may be eligible for valuable 10-Year Limited Extended Warranty coverage with product registration.

13ACX Product Literature

Product Brochures


13ACX Air Conditioner Product Brochure

Installation Manuals


13ACX Air Conditioner Installation Manual


*Must be accompanied by either a variable speed air handler or furnace and the ComfortSense® 7000 Series touchscreen thermostat

U.S. Department of Energy Regional Standards affect where certain residential products can be installed. Check with your local Lennox dealer for minimum requirements and product availability.

Recognitions and Certifications

UL Listed (C)(US) AHRI Certified C Good Housekeeping HRAI Canada

© 2015 Lennox International Inc.