Our laboratory small liquid nitrogen machine adopts advanced cold head refrigeration technology, which can reliably freeze dry nitrogen to a low temperature of -196°C. The equipment has various alarm protection functions to ensure safety and reliability during use. In addition, our products do not require regular maintenance and have a long service life, providing laboratories with high reliability and long-term stable operation solutions. The appearance of the product is beautiful and durable, and it adopts advanced manufacturing technology, which has the advantages of safety, quietness, convenience, energy saving and intelligent environmental protection.