Lennox Air Conditioners

Dave Lennox Signature Collection
SL18XC1 Air Conditioner

Feel perfectly at ease relaxing at home with the SL18XC1. Exclusive SilentComfort technology offers quiet and efficient cooling all season long, minimizing energy usage to help you save on utility bills.


Product Features

Energy Efficiency

The most efficient single-stage air conditioner you can buy

Efficiency ratings of up to 18.50 SEER—can save you hundreds of dollars a year, compared to a standard air conditioner

ENERGY STAR® qualified—meets or exceeds EPA guidelines for energy efficiency

SunSource® Solar-Ready option—allows you to add solar modules and create a solar powered system that generates electricity for your air conditioner and more, reducing energy consumption and utility costs

iComfort®-enabled technology—allows the air conditioner, when installed with the easy-to-use programmable iComfort® thermostats, to exchange information and make adjustments as needed to optimize performance and efficiency**

Federal, state and local tax rebates and incentives may be available with a SunSource solar installation***

Quiet Operation

The quietest single-stage air conditioner you can buy

SilentComfort technology delivers sounds levels as low as 65dB, providing the ultimate in quiet, consistent cooling

SilentComfort Fan Grille—uses patent-pending, vortex-suppression technology to reduce sound of airflow exiting unit, providing a quieter environment outside your home

Precision molded compressor sound cover—minimizes operating sounds

Home Comfort

Dependable scroll compressor with Silent Comfort technology—provides smooth, efficient and reliable operation

Humiditrol® whole-home dehumidification system**** compatiable—allowing the system to manage the moisture in your home's air for greater comfort and improved indoor air quality

Environmental Responsibility

Renewable energy resource—delivers environmental benefits when upgraded to a SunSource® Home Energy System that turns solar energy into electricity for your home

Chlorine-free R-410A refrigerant—provides exceptional comfort without exacting a costly environmental toll

Reliable Performance

Lennox® Quantum Coilhelps offer corrosion resistance in harsh outdoor environments, including coastal areas.

SilentComfort Outdoor Fan Motor with Composite Fan Blades—provides reliable starting and running performance, even under harsh outdoor conditions

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

SmartHinge louver design—allows quick, easy access to interior components from all sides for cleaning and maintenance; helps protectt coils from damage and provides clean appearance