I picked theses up for Ben after watching this video :    • Designing my GridTie Solar System  
Be sure to subscribe while your there.

The "VoltZilla"
http://rwgresearch.com/openprojects/...

Be sure to watch the videos on that page. so much work but ALOT of fun. and yes i still have it...

links:
Ben's Channel :
   / benjaminnelson  
he got the Inverters! :
   • Salvaged Enphase M215 MicroInverters  

God bless! ~Russ
http://rwgresearch.com/