More frequently people are staying in and working from home due to coronavirus pandemic. We’re spending more time in internet, watching TV, playing games. It leads to more load on Data centers. That’s why using green solutions is crucial now. By ,green’ we mean not only energy efficiency, but also solutions, using renewable energy. ⠀ For our systems we use liquid cooling technology. It helps us to achieve PUE 1.05 and allows to recover heat, which can be used for space or water heating.