Statebourne Cryogenics 8602622 Cryoguard LN2 Low Level Alarm can be used with Bio, Biorack and Biostor, battery or mains operated models

These units can be used with Bio, Barack, and Biostar, battery or mains operated models. Battery or mains operated these units are supplied with control box and adjustable probe fitted in a protective tube specially mounted in the neck plug of the vessel. When the level of liquid nitrogen falls below the set position of the probe, both visual and audible alarms are activated.