WHY to use it?

If you want to save energy when using hot water, the SOLAR KEREBROS is just the right device for you. Why not to save some money by heating water when the option exists? Reduce your energy bills through utilization of electricity produced by easily installable photovoltaic system. SOLAR KERBEROS is just the high end category device with enabling it meanwhile maximizing power produced (MPP Tracker) by related PV modules.