Air Conditioners

Exacting precision makes Lennox air conditioners among the quietest and most energy-efficient units you can buy.

XC21 Air Conditioner

XC21 Air Conditioner Image

The quietest and most efficient two-stage central air conditioner you can buy.

Efficiency rating of up to 21.20 SEER can save you hundreds of dollars each year, compared to a standard air conditioner.
This product has been designated as one of the Most Efficient ENERGY STAR certified products in 2016. Products that are recognized as the Most Efficient of ENERGY STAR in 2016 prevent greenhouse gas emissions by meeting rigorous energy efficiency performance levels set by the U.S. Environmental Protection Agency.
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.
Two-Stage cooling allows the XC21 to run more efficiently and produce more even temperatures than a conventional single-stage system.
SilentComfort™ technology delivers sound levels as low as 69 dB, approximately 20% quieter than a standard air conditioner.†
SilentComfort™ Outdoor Fan Motor with Composite Fan Blades provides extremely reliable starting and running performance, even under the harshest outdoor conditions.

XC21 Air Conditioner

XC21 Air Conditioner Image

The quietest and most efficient two-stage central air conditioner you can buy.

Efficiency rating of up to 21.20 SEER can save you hundreds of dollars each year, compared to a standard air conditioner.
This product has been designated as one of the Most Efficient ENERGY STAR certified products in 2016. Products that are recognized as the Most Efficient of ENERGY STAR in 2016 prevent greenhouse gas emissions by meeting rigorous energy efficiency performance levels set by the U.S. Environmental Protection Agency.
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.
Two-Stage cooling allows the XC21 to run more efficiently and produce more even temperatures than a conventional single-stage system.
SilentComfort™ technology delivers sound levels as low as 69 dB, approximately 20% quieter than a standard air conditioner.†
SilentComfort™ Outdoor Fan Motor with Composite Fan Blades provides extremely reliable starting and running performance, even under the harshest outdoor conditions.