CryoSV series LN2 tanks provide excellent protection for biological samples. Based on the strict operation of Cryomonitor 3000 intelligent LN2 management system to ensure the safety of sample and the traceability of data. The tank adopts high-quality stainless steel, casters and brake equipment, and large neck opening for easy storage. With integrated folding step (partial models), and lid with ergonomic design, so that the tank can be safe and easy to use. This tank can store samples in both vapor/gas phase and liquid phase, and it can ensure excellent temperature uniformity and stability even when the lid is opened for a long time.