ULT freezers -80°C

Stirling Ultracold and Zenith Lake Biotech

Innovative upright ultra-low-temperature freezers for safely preserving biobanks or for safely storing individual samples in laboratories and hospitals, plus portable ultra-low-temperature freezers for transporting medical and biological samples and materials. Stirling Ultracold from the USA and Zenith Lake Biotech from China are leading global manufacturers of innovative ultra-low temperature technology.

Stirling Ultracold sustainable freezer products for laboratories and hospitals

Based in the USA, Stirling Ultracold counts among the world’s leading manufacturers of innovative ultracold freezers for storing medical and biological samples and cells at ultra-low temperatures ranging from -20°C to -100°C. The freezer technology stands out for its reliability and low resource consumption – Stirling Ultracold was quick to commit to laboratory sustainability, which is one of the reasons it has become the market leader.

Zenith Lake Biotech – innovation based on decades of expertise in refrigeration

Zenith Lake Biotech is synonymous with modern biomedical refrigeration technology, built on decades of experience in developing reliable cooling systems. The company focuses on continuous technological advancement, high manufacturing quality, and internationally recognized quality standards. A significant portion of its development efforts is consistently directed toward research and innovation to further improve efficiency, reliability, and operational safety. Today, Zenith Lake Biotech operates on an international scale and supports research facilities, laboratories, and medical institutions in the safe storage of valuable samples.