-65 ℃ low temperature cascade cold storage unit for tuna -65 ℃ low temperature cascade cold storage unit for tuna Product description -The 65 ℃ cold storage unit for tuna is designed by our company based on many years of design and development experience, combined with various actual measured operating parameters. It is mainly operated on fishing vessels to freeze seafood at ultra-low temperature, so that the ultra-low-temperature seafood taste better. Product features 1. The compressor is imported from Germany bizel, the main parts are international famous brands, combined with German Siemens industrial PLC and microcomputer control system, the system is safe and reliable, full-automatic control system, unattended automatic alarm information function. 2. The system of - 65 ℃ low temperature cascade cold storage unit for tuna is advanced and stable, which can meet the requirements of 24-hour continuous start-up.