In this guide, we'll break down specifications and dimensions of photovoltaic panel bases, analyze industry trends, and show how proper selection impacts ROI. Whether you're an installer, project designer, or facility manager, you'll find actionable insights here. Whether you're an installer, Choosing the right photovoltaic panel base ensures long-term stability and energy efficiency for solar. The Federal Energy Management Program (FEMP) provides this tool to federal agencies seeking to procure solar photovoltaic (PV) systems with a customizable set of technical specifications. Select the plus sign in the rows below for more information about each specification. Contact FEMP for. allation by Solar Foundations USA®, Inc. In the event of a conflict between this manual and any code, the installer shall contact Solar F undations USA® supplied/specified. Photovoltaic (PV) systems (or PV systems) convert sunlight into electricity using semiconductor materials. A photovoltaic system does not need bright sunlight in order to operate. PV systems can be designed as. Because residential ground-mounted solar panels aren't restricted by your home's architecture, a qualified ground-mount solar installer can position your array at the perfect angle and direction to catch every minute of usable sunlight.