Hillarys – Residential Gallery Hillarys – Residential Hillarys, Joondalup area, Residential, Solar Energy, Western Australia Hillarys – Residential Hillarys, Joondalup area, Residential, Solar Energy, Western Australia Australis Solar 2015-08-06T07:34:27+08:00 15 kW System with Trina Panels and SMA Tripower Inverters. Saves approximately $6,000/year! Learn More