The Brand Story
Ameristar: A Century-Old Name, Built for the Everyday Replacement
Picture a property manager on a July afternoon with three vacant rental units and a dead condenser at each one. Picture a builder pricing out forty starter homes, or a contractor standing in a homeowner's garage explaining why the 20-year-old system finally gave up. None of them are shopping for the most features. They want equipment that works, that a tech recognizes, and that comes from a name with history behind it. Ameristar was created for exactly that conversation, and the history behind it reaches back nearly a hundred years.
Chapter 1 · 1929
Radiators and bathtubs
The American Standard story starts long before air conditioning was common in homes. In 1929 two companies that had been operating since the late 1800s, the American Radiator Company and the Standard Sanitary Manufacturing Company, merged. One made the cast iron radiators that heated American buildings, the other made fixtures for American bathrooms. Together they became one of the best known names in the building trades, and in 1967 the company formally adopted the American Standard name.
Chapter 2 · 1913 to 1984
Meeting Trane
While American Standard was building its reputation, another company was growing in La Crosse, Wisconsin. The Trane Company was first incorporated there in 1913 and spent the following decades filing patent after patent on heating and cooling components. In 1984 American Standard acquired Trane, bringing two of the most recognized names in American comfort under one roof.
Chapter 3 · 2007 to 2020
The company becomes Trane
In 2007 American Standard sold off much of its non-HVAC business and renamed itself Trane. A year later Ingersoll Rand bought Trane, and in 2020 the climate business was spun off as an independent company, Trane Technologies. Through all of it, American Standard Heating and Air Conditioning stayed alive as its own residential brand, positioned as Trane's main premium line for homeowners, with the company citing more than 5 million units installed in homes.
Chapter 4 · 2021
Ameristar steps out on its own
For years Ameristar had been a line of air conditioners sold under the American Standard umbrella. In January 2021, American Standard Heating and Air Conditioning, based in Davidson, North Carolina, relaunched Ameristar as a standalone brand of ducted and ductless equipment that replaced the earlier Ameristar line. The company aimed it squarely at value-minded builders, property managers and HVAC specialists who need dependable entry-level systems.
The reasoning was practical. The company pointed to 2019 research by Decision Analysts finding that 69 percent of homeowner purchases are driven by brand familiarity, and so the new line carries the American Standard endorsement right in its name: Ameristar by American Standard. American Standard also said many of the product lines are assembled in its own U.S. manufacturing facilities.
Product manager Antoine Ford called it "a dependable line of indoor comfort solutions."
In the Field
Who Ameristar is built for
Ameristar is not trying to be the quietest or most feature-packed system on the block. Its job is the everyday replacement and the straightforward new build: the rental unit that needs cooling back by the weekend, the tract home with a standard closet air handler, the small office with a tired packaged unit on the roof. For those jobs, the questions that matter are simple. Will it fit the existing pad and line set? Will the tech who services it next year know the platform? Can parts be found when something fails?
That is the logic behind putting the American Standard name on the label. Contractors already know the family, its dealers and its parts network, and the homeowner gets a name they recognize on the outdoor unit. The result is a line that trades some of the premium extras for a lower entry point while staying inside a long-established manufacturing family.
The Lineup
What Ameristar builds today
Ameristar covers the core of a residential ducted system: air conditioners and heat pumps, gas furnaces, standard air handlers, multi-position cased coils and packaged units. At launch the outdoor units were rated up to 16 SEER and 13 EER. The current line has moved to R-454B refrigerant and the newer SEER2 ratings. Here is how the Ameristar equipment at HVAC365 is organized:
- Air conditioner condensers: single-stage Ameristar condensers from 1.5 tons, rated at 14.3 SEER2 and charged with R-454B.
- Heat pump condensers: the heating and cooling counterpart for warm-climate homes, where a heat pump handles mild winters on its own.
- Indoor components: multi-position cased evaporator coils, such as the 17.5-inch-wide 1.5 to 3 ton coil, plus air handlers and furnaces to complete the indoor side.
- Air conditioner split systems: matched condenser and indoor coil or air handler combinations.
- Heat pump systems: matched Ameristar heat pumps with compatible indoor sections.
- Forced air heating: furnace-based systems for homes that need gas heat, including central split systems that pair a furnace with a matching outdoor unit.
- Accessories: American Standard parts that fit the platform, such as the Fresh Air Options Module for bringing outside air into the system.
The Next Chapter
The move to R-454B
As the industry phases down R-410A, the current Ameristar condensers and coils have moved to R-454B, a lower global warming potential refrigerant. R-454B carries an A2L safety classification, meaning it is mildly flammable, so it is installed with A2L-rated tools and updated procedures. Because R-454B and R-410A components are not interchangeable, an Ameristar replacement is normally done as a matched condenser and coil, which is why the coils and condensers on this page are listed with their refrigerant.
At a Glance
Ameristar by the numbers
- Relaunched as standalone brand
- January 2021
- Endorsing brand
- American Standard Heating and Air Conditioning
- Parent company
- Trane Technologies
- Brand base
- Davidson, North Carolina
- American Standard roots
- 1929 merger
- Trane founded
- 1913, La Crosse, Wisconsin
- Assembly
- Many lines in American Standard U.S. plants
- Refrigerant
- R-454B
- Positioning
- Entry-level, value-focused
Questions
Frequently asked questions about Ameristar
Who makes Ameristar air conditioners?
Ameristar is a brand of American Standard Heating and Air Conditioning, which is part of Trane Technologies. The brand name itself is Ameristar by American Standard.
Is Ameristar the same as American Standard?
Ameristar is a separate, more affordable line that carries the American Standard endorsement. American Standard is the premium residential brand, while Ameristar is aimed at value-minded builders, property managers and replacement work.
When did Ameristar become its own brand?
Ameristar had long been a line of air conditioners under American Standard. In January 2021 it was relaunched as a standalone brand of ducted and ductless heating and cooling equipment.
Where is Ameristar equipment made?
American Standard has said that many Ameristar product lines are assembled in its U.S. manufacturing facilities.
What refrigerant do new Ameristar systems use?
Current Ameristar condensers and coils use R-454B, a lower-GWP A2L refrigerant that replaces R-410A and should be installed as a matched system.
