A 50kW solar system in Australia typically costs $46,100 – $51,400, depending on panel brand, inverter efficiency, hardware quality and installation complexity. Prices already factor in the federal STC rebate, which reduces the upfront cost based on postcode and system size. A 50kW solar system generates an average of 200kWh daily, but this output varies. 50kW is one of the most popular solar system sizes for commercial solar applications in Australia. Any business owner can attest that grid electricity prices have risen dramatically in the past few years, and many are now turning towards solar power as a way to reduce their bill. Commercial solar power systems reduce your company's carbon footprint and your business expenditure on energy bills. Whether you are in Sydney, Adelaide, Brisbane, Melbourne, Perth, or anywhere in Australia, a 50kW solar system can help you achieve energy independence and significant.