Our Certifications


In 2017, Stirling Ultracold was the first Ultra-Low Temperature (ULT) manufacturer to become an ENERGY STAR® Partner when we were awarded with the ENERGY STAR® certification for our SU780XLE freezer’s energy-efficiency. This certification is given to Laboratory Grade ULT freezers that meet or exceed the Minimum Daily Energy Consumption specification, defined by the U.S. Environmental Protection Agency’s specification (version 1.1) for the ULT category.

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In 2017, Stirling Ultracold became the exclusive HUBZone-certified supplier of laboratory grade ULT freezers. This award was given to us based on Global Cooling meeting all the requirements of the United States Small Business Administration’s requirements for businesses that operate and employ people in Historically Underutilized Business Zones.

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