Fison -150°C Cryogenic Freezer features a 128 L capacity and a -40°C to -150°C temperature range for ultra-low temperature storage. Equipped with CFC-free insulation, electrical safety protection, a mechanical pressure gauge, and a quick-release condenser mask for efficient operation and maintenance. The self-suspended lid and access port design support convenient handling of biological samples, research materials, and temperature-sensitive products requiring extreme cold storage.