The TSG Series refrigerators from Thermo Fisher Scientific are designed to help ensure the safe and effective storage of critical supplies and samples for the laboratory and other clinical environments. The TSG series complies with the NSF 456 performance standard, providing reliable temperature performance, enhanced sample security, and an extended warranty, doubled over previous models and including full parts and labor. The units are Energy Star, EU F-Gas, and US EPA SNAP compliant and provide a reduction in energy usage from previous models.