Eppendorf, U9043-0004, CO 2 back-up system

Features
Equipped with a battery back-up to temporarily protect the contents of your freezer in case of power or system failure
Available in either liquid CO 2 and LN 2 . Liquid CO 2 can maintain temperatures between -50 °C and -70 °C, where as LN 2 can go down to -80 °C
Both systems can be factory installed with your freezer order or retrofitted on existing models
Info: CO 2 and LN 2 are not interchangeable systems
For Innova U101; U360; U535; U725 series; C585; C760; CryoCube F101h + F740 series