Facebook Twitter Google+ LinkedIn Email PrintBOULDER — A pair of venture-capital firms in Boulder have made a “sizeable” investment in SunTech Drive LLC, a Boulder-based clean-tech startup that has developed a new class of electronics for powering electric motors that pump water using off-grid solar power. The controller systems are smaller and lighter than traditional controllers and use 50 percent less photovoltaic panel capacity than other controllers on the market, the company said, representing a…
