Ampner Oy offers products and services for connecting energy sources to the grid. We have decades of experience on grid integration of renewables and today we are active at two business areas. Our Power Engineering -team provides high level expertise on grid integration of renewable power plants, grid code compliance and power system studies. Our second business is newly developed Ampner ACE™300 inverter which is world’s lightest, most compact string inverter for 1500 VDC PV solar and energy storage applications.