Trewado nisosiyete ikora ibijyanye n’ingufu zishobora kuvugururwa.Ni itanga rya ESS yubucuruzi ninganda, ESS ituye hamwe na sitasiyo yingufu zitwara abantu, nayo itanga inverteri ya Hybrid, in-grid inverter, hamwe na gride inverter.Mu myaka 8, twakoreye ibirango mpuzamahanga byinshi mubihugu 20+.