Lennox.

Lennox Air Conditioners

Exacting precision makes Lennox® air conditioners among the quietest and most energy-efficient units you can buy. Even on the most humid days, Lennox Precise Comfort® technology keeps temperatures exactly where you set them, using only the energy that’s needed.

Lennox XC25 air conditioner.

XC25 Variable-Capacity Air Conditioner

The most precise and efficient air conditioner you can buy.

Precision makes perfect

Precise Comfort® technology adjusts cooling output in increments as small as 1%, perfectly matching your energy use with your comfort.

Peace, quiet and comfort

SilentComfort™ technology means sound levels are so low, you can barely tell the XC25 is running at all.

Nothing’s more efficient

With industry-leading efficiencies of up to 26.00 SEER, the XC25 can save you hundreds of dollars in utility costs every year.

Recognized for cutting-edge energy efficiency

Another advanced innovation by Lennox, the XC25 delivers energy-smart, year-round comfort. This product has been designated as one of the Most Efficient ENERGY STAR certified products in 2018. Products that are recognized as the Most Efficient of ENERGY STAR in 2018 prevent greenhouse gas emissions by meeting rigorous energy efficiency performance levels set by the U.S. Environmental Protection Agency.

Brilliant innovation that saves you money

Because it’s solar ready, the XC25 can be easily combined with solar roof modules in a SunSource® Home Energy System. This means it can drastically cut your utility bills and possibly make you eligible for a federal tax credit.

Part of the perfect system

The XC25 is the finest air conditioner Lennox makes, and one of the main components of the Ultimate Comfort System™. It’s also compatible with the entire line of Dave Lennox Signature® Collection equipment, for truly unmatched comfort.

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Lennox XC21 air conditioner.

XC21 Multi-Stage Air Conditioner

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

Comfort and efficiency come together perfectly

The XC21’s multi-stage operation allows it to fine-tune your cooling, humidity levels and energy use by matching output to demand.

Cooling that goes beyond temperature control

Humidity levels can drastically affect how the air in your home feels. It can make the air feel up to 8 degrees warmer than the actual temperature. By working with the Humiditrol® whole-home dehumidification system, the XC21 can preserve your comfort in every way.

An energy-smart decision you’ll appreciate every day

With efficiencies of up to 21.00 SEER, the XC21 can lower your energy bills by hundreds of dollars a year, while still keeping your home cool and quiet.

Leading the way in smart energy use

Advanced engineering in the XC21 means enjoying smart, energy-efficient comfort all year long. This product has been designated as one of the Most Efficient ENERGY STAR certified products in 2018. Products that are recognized as the Most Efficient of ENERGY STAR in 2018 prevent greenhouse gas emissions by meeting rigorous energy efficiency performance levels set by the U.S. Environmental Protection Agency.

You’ll hardly know it’s running

The XC21 uses SilentComfort™ technology to reduce operating noise, making it the quietest multi-stage air conditioner you can buy. Even when installed outside a bedroom window, it lets you rest peacefully.

Smarter solutions from the sun

Because it’s solar ready, the XC21 can be easily combined with solar roof modules in a SunSource® Home Energy System. This means it can use free energy from the sun to keep your home cool.

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Lennox SL18XC1 air conditioner.

SL18XC1 Single-Stage Air Conditioner

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

Always at peak efficiency

Since it offers a SEER efficiency rating of up to 18.50, the SL18XC1 can save you hundreds of dollars per year in energy bills, even through the hottest summers.

Solar ready, for the highest possible energy savings

Since it’s part of the Dave Lennox Signature® Collection, the SL18XC1 can be easily combined with solar roof modules in a SunSource® Home Energy System. This means it can drastically cut your utility bills and make you eligible for a federal tax credit.

The sound of perfect silence

Innovative SilentComfort™ technology combines thick insulation, vibration resistance and a specially shaped fan blade to greatly reduce sound levels.

Dependable performance, even in harsh conditions

The condenser coil is the part of the air conditioner that draws hot air from inside your home and releases it outside. The Lennox Quantum™ coil handles the heat like no other. It’s constructed from aluminum alloy, helping it resist corrosion in harsh conditions like coastal environments.

Enjoy the comfort of connectivity

The SL18XC1 is compatible with the advanced control of the iComfort® S30 Smart Thermostat, which delivers unparalleled comfort and connectivity, whether you’re home or away.

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Lennox XC20 air conditioner.

XC20 Variable-Capacity Air Conditioner

High-efficiency air conditioner with true variable capacity.

Variable capacity, constant efficiency

The XC20 offers variable-capacity operation, meaning it can adjust cooling output like a dimmer switch to perfectly match your comfort needs to your energy use. This also helps control humidity with exacting precision.

Rated among the best for smart energy use

The XC20 is among the most energy-smart air conditioners on the market. That means you can feel good about your comfort and your energy use all year long. This product has been designated as one of the Most Efficient ENERGY STAR certified products in 2018. Products that are recognized as the Most Efficient of ENERGY STAR in 2018 prevent greenhouse gas emissions by meeting rigorous energy efficiency performance levels set by the U.S. Environmental Protection Agency.

A cool, quiet environment

Powerful performance doesn’t have to mean disruption. The XC20 is designed with advanced features that let it operate at comfortable sound levels.

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Lennox XC16 air conditioner.

XC16 Multi-Stage Air Conditioner

High-efficiency, multi-stage cooling.

Multiple stages for all kinds of weather

The XC16 operates at its lower speed most of the time for the greatest energy savings. During periods of extremely hot weather, it ramps up to its higher speed to increase cooling power.

Efficiency you can feel great about

With efficiencies of up to 17.20 SEER, the XC16 can deliver substantial energy savings. In fact, it can help cut your energy bills by several hundred dollars per year.

An innovative shield from humidity

The XC16 is compatible with the Humiditrol® whole-home dehumidification system to make your home environment even more comfortable, while helping to improve the quality of your air.

Quietly capable

The XC16 is engineered for efficient comfort inside and quiet performance outside. The only thing you’ll notice is how great your air feels.

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Lennox EL16XC1 air conditioner.

EL16XC1 High-Efficiency Air Conditioner

High-efficiency air conditioner.

Always energy smart, always comfortable

The EL16XC1 air conditioner is built to perform and save energy. With efficiency ratings of up to 17.00 SEER, it can help save you hundreds of dollars every year on your utility bills, compared to older units. It may even help you qualify for energy rebates.

Dependable performance, even in harsh conditions

The coil inside an air conditioner helps keep your home cool by pulling the heat out of the air. The Lennox® Quantum™ coil handles the heat like no other. It’s constructed from fortified aluminum alloy, helping it resist corrosion in harsh conditions like coastal environments.

Proven engineering

The EL16XC1 is built with a scroll compressor that's engineered to reliably deliver the cooling your home needs.

Cooling you can feel—not hear

A sound-dampening system built into the compressor compartment helps ensure smooth, quiet operation, providing a more peaceful environment.

Added elements of control

The EL16XC1 is designed to work with the ComfortSense® 7500 programmable thermostat, a sleek touchscreen device that can help you save energy. It can also be paired with indoor air quality products, such as the Healthy® Climate whole-home dehumidifier, to help control mold, mildew and other allergy-aggravating contaminants.

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Lennox XC14 air conditioner.

XC14 Single-Stage Air Conditioner

Efficient, quiet-performing air conditioner.

Comfort that makes sense

Since it offers a SEER of up to 16.00, the XC14 means you’ll spend less on energy bills—potentially hundreds less per year—without compromising your comfort.

Perfectly cool, exceptionally quiet

The precision scroll compressor inside the XC14 includes a sound-dampening system that assures smooth, quiet operation. So you can relax and enjoy the perfectly cooled air.

Designed for durability

The XC14’s PermaGuard™ cabinet is made of heavy-gauge galvanized steel with a baked-on powder finish for long-lasting corrosion protection.

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Lennox XC13 air conditioner.

XC13 Single-Stage Air Conditioner

Reliable and efficient air conditioner.

Precisely the kind of performance you might expect from Lennox

The compressor is the part of the air conditioner that pumps refrigerant to deliver the cooling your home needs. The XC13’s scroll compressor is engineered to perform reliably and efficiently in the harshest conditions.

The perfect amount of quiet

To reduce operating sound levels, the XC13 uses a precision-balanced, direct-drive fan. This lets it operate at a volume as quiet as 74 dB.

Control your cooling and your humidity

Because it’s compatible with the Humiditrol® whole-home dehumidification system, the XC13 can help your indoor air feel cool and comfortable, while maintaining proper humidity levels.

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Lennox ML14XC1 air conditioner.

ML14XC1 Single-Stage Air Conditioner

Efficient, durable air conditioner.

Designed for efficient durability

The ML14XC1 air conditioner is designed for smart energy use, and designed to last. Efficiency ratings of up to 16.00 SEER mean the ML14XC1 can reduce utility bills without any compromise in comfort. It may also make you eligible for local utility rebates.

Dependable performance, even in harsh conditions

The coil inside an air conditioner helps keep your home cool by pulling the heat out of the air. The Lennox® Quantum™ coil handles the heat like no other. It’s constructed from fortified aluminum alloy, helping it resist corrosion in harsh conditions like coastal environments.

Proven engineering

The ML16XC1 is built with a scroll compressor that's engineered to reliably deliver the cooling your home needs.

Options for controlling contaminants

The cool comfort and peace of mind you get from the ML14XC1 is enhanced when the unit is paired with indoor air quality (IAQ) products, such as the Healthy® Climate whole-home dehumidifier. By helping control mold, mildew and other contaminants, an IAQ accessory can make your indoor air feel better. Unlike some portable units, these accessories improve the air without producing ozone, a known lung irritant.

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Lennox 14ACX air conditioner.

14ACX Single-Stage Air Conditioner

Efficient, economical air conditioner.

Efficient cooling for your home

The 14ACX has efficiency ratings of up to 16.00 SEER, giving you a comfortable home all summer long without worrying about utility bills.

Comfort you can rely on, even through the hottest summers

The compressor is the part of an air-conditioning unit that pumps refrigerant to deliver the cooling your home needs. The 14ACX is built with a proven, reliable scroll compressor that means years of trouble-free operation.

Humidity control at its most innovative

The 14ACX is compatible with the exclusive Humiditrol® whole-home dehumidification system, for indoor air that feels better – even on sweltering days.

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Lennox 13ACX air conditioner.

13ACX Single-Stage Air Conditioner

Affordable, efficient cooling.

Engineered to last

The compressor is the part of an air conditioner that pumps refrigerant to deliver the cooling your home needs. The precision scroll compressor found in the 13ACX has been thoroughly tested in harsh conditions to make sure it will provide years of worry-free comfort.

A smart choice for affordable, efficient comfort

The 13ACX offers an efficiency rating the meets or exceeds 13 SEER, making it a smart investment.

Tough against the elements

The 13ACX is designed with a heavy-gauge, galvanized steel PermaGuard™ cabinet to resist the elements for years to come.

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