The Liebert EFC Indirect Evaporative Freecooling System is a highly reliable and efficient cooling system for colocation, cloud hosting and other large data centers. It combines a highly efficient heat exchanger and advanced Liebert iCOM controls to help customers save money, reduce risks and simplify thermal management. The Liebert EFC achieves mechanical PUE levels as low as 1.03, provides a single footprint for rapid deployment and is a highly scalable solution.