Category Archives: solar panel

Understanding Solar Panel Power Ratings

Understanding solar panel data sheets and module direction are important factors to consider when investing in solar power. When shopping for a solar electric power system for your home or business, insist on a system PTC rating . A PTC rating is the efficiency rating of the module in real world conditions not in the… Continue Reading

Solar Grid Tie Battery Backup Converted to Off Grid

Fifty solar panels make this Ranch in Oklahoma energy independent. While this Sun City SolarĀ  project began as a Solar Grid-Tie with Battery Backup, the customer decided Solar Off-Grid was the way to go. This solar system runs the Ranch home as well as a 1,200 square foot underground shelter with kitchen, bathroom and more.… Continue Reading