Understanding American Standard Package Unit Model Numbers
American Standard, a renowned name in heating and cooling systems, offers a wide range of package units to cater to diverse residential and commercial needs. If you're in the market for an American Standard package unit, understanding their model numbers can help you make an informed decision. This guide will walk you through the American Standard package unit model numbers, their components, and what they signify.
What are Package Units?
Before delving into the model numbers, it's essential to understand what package units are. Package units, also known as rooftop units, are self-contained heating and cooling systems that combine all the necessary components into a single unit. They are typically installed on the roof of a building, hence the name. American Standard offers both gas-electric and electric-only package units.
American Standard Package Unit Model Numbers: A Breakdown
American Standard package unit model numbers consist of a combination of letters and numbers that provide valuable information about the unit's specifications. Let's break down a typical American Standard package unit model number, ASX1402016T.

ASX: The Model Series
The first three letters, ASX, represent the model series. In this case, the ASX series is American Standard's premium line of gas-electric package units, known for their high efficiency and comfort features.
140: The Cooling Capacity
The next two digits, 140, indicate the unit's cooling capacity in thousands of British Thermal Units (BTU). In this case, the ASX1402016T has a cooling capacity of 140,000 BTU.
20: The Heating Capacity
The following two digits, 20, represent the unit's heating capacity in thousands of BTU. For the ASX1402016T, the heating capacity is 20,000 BTU.

16: The SEER Rating
The next digit, 16, signifies the unit's Seasonal Energy Efficiency Ratio (SEER). The SEER rating is a measure of the unit's cooling efficiency, with higher numbers indicating better efficiency. The ASX1402016T has a SEER rating of 16.
T: The Air Quality System
The final letter, T, denotes the inclusion of an air quality system. In this case, the 'T' stands for 'Trane CleanEffects,' American Standard's advanced air filtration system.
American Standard Package Unit Model Numbers: Key Features
Here's a table summarizing the key features of American Standard package units based on their model numbers:
| Model Series | Cooling Capacity (BTU) | Heating Capacity (BTU) | SEER Rating | Air Quality System |
|---|---|---|---|---|
| ASX | 140,000 | 20,000 | 16 | Trane CleanEffects |
| ASL | 130,000 | 18,000 | 15.5 | None |
| ASG | 120,000 | 16,000 | 14.5 | None |
Choosing the Right American Standard Package Unit
When selecting an American Standard package unit, consider your building's size, climate, and specific heating and cooling needs. Understanding the model numbers can help you narrow down your options and choose the perfect unit for your requirements. Always consult with a professional HVAC technician to ensure the best fit for your space.
American Standard's commitment to quality, innovation, and energy efficiency makes their package units an excellent choice for both residential and commercial applications. By familiarizing yourself with their model numbers, you're taking the first step towards a comfortable and efficient indoor environment.