Thermo Scientific™ TDE Series ultra-low temperature chest freezers, part of the Standard Performance (STP) family of freezers powered by H-drive, feature three sizes, maximizing storage capacity from 3,645 up to 21,600 2mL vials. The workhorse of the busy lab, The TDE Series sets the standard for performance and reliable sample storage in heave use situations. A sustainable solution with ultimate sample security and operational savings for every lab. From our first ULT freezer in 1940 to today, the combined experience of REVCO, Forma Scientific, Jewett, Harris, and other families of products continues to drive our ability to deliver industry-leading innovations that help accelerate science and health care.