Zhongke Meiling Cryogenics Limited Company [China]

can maintain temperature at -70C

CO2 back up is accessorial cooling system for low temperature freezer when power failure or system failure, to provide freezer in low temperature within some hours.

CO2 back up system will be rest when freezer normally working, when power failure, CO2 back up will work by battery and forced to make cool air inside freezer.

CO2 BACK-UP SYSTEM