This 4.2 KW Silicon Energy array is composed of 24 Silicon Energy 175 watt modules and a 4.2 watt Silicon Energy inverter. This inverter comes from the manufacturer mounted on a 44″ wide X 35″ tall panel with DC and AC disconnects and a production meter already attached. This combination of made in WA solar equipment qualifies for a 54 cent per KWH state production incentive.