Wholesale Solar Specialists. Impact Solar began trading in 1989 and installed some of the first grid connected Solar systems in Australia. Over the many years we have been in business we have served Retail and Wholesale customers and supplied Electricians and Plumbers so we know the value of personalized service. We introduced the German Tech Solar Hot Water product to Australia and we are the exclusive supplier of Soltaro on the Sunshine Coast. We have tested the Panels, Inverters, Batteries and Solar Hot Water Systems that we supply in our research facilities for performance and longevity. We are now the Electricians and Plumbers Solar Wholesaler!