Renewables Rentec Head Office, Poole 13 September 2024 Posted by Joely Harvey 11 Sep Rentec Offices, Poole Installed in 2011 for, this system consists of 115 x Znshine 250W Panels with a 12KW SMA Inverter, producing a 29.28kWp system, with a return of 22,256kWh per year. CO2 Reduction 7.5 Tonnes Per Year Annual Savings £9,243 Per Year