in 2003, satcon introduced the first 100 kw pv inverter in a single cabinet, powergate, and in the next five years introduced the 225 kw, 500 kw, and 1 mw series inverters that convert the direct current (dc) power into usable alternating (ac) power. in 2009 satcon reorganized to focus exclusively on the pv market and between 2009-2011, satcon introduced more product series, such as prism, and solstice. in 2012, the company introduced equinox lc for the light commercial market. in 2013, perfect galaxy and great wall purchased the company's assets including all satcon intellectual property and patents.