American Standard

Gold XI Air Conditioner
Also known as the Allegiance® 15 Air ConditionerEfficient performance that may even qualify you for an energy tax credit.**

Product Highlights

Surpasses government efficiency standards, helping you save up to 47 percent on your cooling energy usage while reducing greenhouse gas emissions*
Many models meet efficiency requirements for a federal energy tax credit when installed as part of a complete system**
Keeps operating noise to a minimum, even on the hottest days
Cools with an environmentally friendly refrigerant that is ozone-safe
Provides more efficient and reliable cooling, thanks to its Spine Fin™ coil and durable Duration™ compressor
Rust-resistant coating, screws and basepan protect system from the elements

*Potential energy use comparing an 8-SEER system to a 15-SEER high-efficiency system. Actual energy savings will vary. **Subject to IRS regulations. Consumers should consult a tax professional for advice on tax preparation.


Model TONNAGE Capacity H W D Shipping Weight (lbs)
4A7A5018E 1.5 18000 29 33 30 200
4A7A5024E 2 24000 29 33 30 201
4A7A5030E 2.5 30000 33 37 34 234
4A7A5036E 3 36000 37 37 34 228
4A7A5042E 3.5 42000 41 37 34 272
4A7A5048E 4 48000 45 37 34 282
4A7A5049E 4 49000 45 37 34 304
4A7A5060E 5 60000 45 37 34 285
4A7A5061E 5 61000 45 37 34 312


Most homeowners consider the components that make up their heating and cooling system to beseparate units. But these components are actually integrated, coordinated pieces that are designed to work together in what is called a “matched system.” Matched systems are quieter, more reliable, more efficient and last longer to make the most of your investment.

Total comfort is greater than the sum of the individual components.
A matched system begins with the right components used with the right comfort combinations. You can choose from many components to create your ideal home environment, and your local independent American Standard Heating & Air Conditioning dealer will work with you to install products that are appropriate for your home and climate. Find your perfect matched system with our Plan Your System tool.

The power of working together.
American Standard Heating & Air Conditioning components – furnaces, air conditioners, indoor coils, thermostats and accessories are designed and engineered to work together seamlessly as a matched system to provide greater efficiency, reliability and comfort. With the help of your dealer, you can choose a matched system that is just right for your home and comfort needs.

An independent American Standard Heating & Air Conditioning dealer will ensure your matched system is the right size for your home so you get the most value for your energy dollar.

A correctly matched system enables each component to work as designed, which allows your system to perform at its best, for longer.

When all of your heating and cooling system components are properly matched, you can control exactly how much heating or cooling you need to create your ideal home environment.