Ipsen Residence, 3.6 KW, Guemes Island, 2010 Projects 3.6 KW array consisting of 225 watt SunPower modules and a SunPower 4000 watt inverter. Skills 2010, Greater Washington, SunPower Posted on August 26, 2014 ← Testerman Cottage, 1.88 KW, Guemes Island, 2010 Keith Residence, 4.95 KW, Port Townsend, 2010 →