Choice rooftop units exceed 2023 DOE efficiency regulations

Johnson Controls has re-imagined 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 per cent, and have already surpassed future DOE 2023 part-load standards by almost 10 per cent. An optional four-stage IntelliSpeed fan control further enhances the efficiency by enabling hoice units to deliver 15 per cent higher IEER ratings among other competitive high-efficiency units, all within the value of a standard-efficiency rooftop unit.

Johnson Controls Choice 15-27.5 ton rooftop units provide greater flexibility and simplified service, while reducing commercial building operating costs. 15-27.5 ton Choice rooftop units from Johnson Controls offer the most economical comfort cooling option on the market.

“As commercial energy standards increase over time it is critical to develop products that are optimised 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 maximising 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 maximises control and efficiency while extending equipment life and reducing operating costs. Smart equipment seamlessly integrates with leading building controls systems, including
Verasys.

“Our customers depend on us to produce intelligent, high-performance rooftop units that will deliver results now and into the future.” – Matthew Shaub, Vice President & General Manager, commercial ducted systems, Johnson Controls

Additional features include:
A wide range of gas heat options including full modulating gas heat with a 2.85 to 1 turn down ratio and 1 per cent 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 per cent of the competitive installed base without the need for costly transition curbs.

A lightweight design that is up to 33 per cent lighter than existing Johnson Controls models and up to 22 per cent 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 aluminised heat exchanger limited warranty and a 15-year stainless steel heat exchanger limited warranty.

For more information, visit
johnsoncontrols.com/choice.