Get ready to see many more of these things!

Various energy codes are specifying more and more "renewable" energy be used. Plus, we all know about the price of oil! So...here comes solar!

A popular "trick" of the DIY co-generator- usually some dolt who ASSUMES the utility won't "let" him make his own power- is to use such a device to feed his 'bootleg' or 'guerilla' solar into the grid.