New 15-27.5 Rooftop Units Serves New Construction and Replacement Market

Press Release Summary:

  • Enabled with prepackaged control platform that maximizes control and efficiency
  • Features a wide range of gas heat options including full modulating gas heat with a 2.85 to 1 turndown ratio and 1% incremental change of heating capacity
  • Footprint can replace 70% of competitive installed base without need for costly transition curbs

Original Press Release:

15-27.5 ton Choice Rooftop Units from Johnson Controls Offer The Most Economical Comfort Cooling Option on The Market

Choice rooftop units exceed 2023 DOE efficiency regulations.

Milwaukee – (September 3, 2019) – Johnson Controls has reimagined economical comfort cooling with the release of Choice 15-27.5 rooftop units. Units exceed Department of Energy (DOE) 2018 guidelines by up to 25% and already surpass future DOE 2023 part-load standards by almost 10%. An optional four-stage IntelliSpeed™ fan control further enhances efficiency by enabling Choice units to deliver 15% higher IEER ratings than many competitive high-efficiency units all within the value of a standard-efficiency rooftop unit.

“As commercial energy standards increase over time it is critical to develop products that are optimized to address them,” said Eric Newberg, director of commercial product management, commercial ducted systems, Johnson Controls. “Choice rooftop units are engineered to be future-focused while delighting our customers today with an economical path to achieving reduced energy consumption and maximizing occupant comfort.”

Choice is enhanced with multiple airflow strategies – including constant-volume (CV), IntelliSpeed multi-speed fan control, variable air volume (VAV) and Continuous Reset Single Zone (CRSZ) control to offer flexibility to meet the demands of diverse applications. Units are Smart Equipment enabled with a prepackaged control platform that maximizes control and efficiency while extending equipment life and reducing operating costs. Smart Equipment seamlessly integrates with leading building controls systems, including Verasys®.

Additional features include:

  • A wide range of gas heat options including full modulating gas heat with a 2.85 to 1 turndown ratio and 1% incremental change of heating capacity.
  • A broad range of outdoor air options including both factory and field installed versions of low-leak damper economizers, constant volume powered exhaust, and modulating powered exhaust.
  • A product designed to serve both the new construction and replacement market; the footprint can replace approximately 70% of the competitive installed base without the need for costly transition curbs.
  • A lightweight design that is up to 33% lighter than existing Johnson Controls models and up to 22% lighter than competing products.

“Our customers depend on us to produce intelligent, high-performance rooftop units that will deliver results now and into the future,” said Matthew Shaub, vice president & general manager, commercial ducted systems, Johnson Controls. “We are committed to exceeding those expectations for every customer. Choice rooftop units deliver powerful solutions for reduced energy consumption within an economical price point to truly redefine the meaning of ‘standard’ efficiency.” 

Choice 15-27.5 rooftop units are designed, engineered and assembled in the state-of-the-art Johnson Controls Rooftop Center for Excellence in Norman, Oklahoma, Units are supported with factory-backed warranties including a standard 1-year parts warranty, 5-year compressor and electric heat limited warranties, 10-year aluminized heat exchanger limited warranty and a 15-year stainless steel heat exchanger limited warranty.

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About Johnson Controls

Johnson Controls is a global leader creating a safe, comfortable and sustainable world. Our 105,000 employees create intelligent buildings, efficient energy solutions and integrated infrastructure that work seamlessly together to deliver on the promise of smart cities and communities in 150 countries. Our commitment to sustainability dates back to our roots in 1885, with the invention of the first electric room thermostat. We are committed to helping our customers win everywhere, every day and creating greater value for all of our stakeholders through strategic focus on our buildings and energy growth platforms. For additional information, please visit or follow us @johnsoncontrols on Twitter.

About Johnson Controls Building Technologies & Solutions

Johnson Controls Building Technologies & Solutions is making the world safer, smarter and more sustainable – one building at a time. Our technology portfolio integrates every aspect of a building – whether security systems, energy management, fire protection or HVACR – to ensure that we exceed customer expectations at all times. We operate in more than 150 countries through our unmatched network of branches and distribution channels, helping building owners, operators, engineers and contractors enhance the full lifecycle of any facility. Our arsenal of brands includes some of the most trusted names in the industry, such as Tyco®, YORK®, Metasys®, Ruskin®, Titus®, Frick®, PENN®, Sabroe®, Simplex® and Grinnell®. For more information, visit or follow @johnsoncontrols on Twitter.


Ryan Nolan

Global Public Relations Program Manager

Building Technologies & Solutions, Johnson Controls

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