The 210 solar panels have a rated output of 210 Wp and an impressive efficiency of 12. Homeowners can also pair these panels with energy storage solutions, such as home batteries, to store excess energy for use during peak hours or in case of power outages. EnergyPal is a. Suntech's STP/Ub-1 is designed and built to deliver high efficiency and reliable power for on-grid residential and commercial systems worldwide. Blue solar cell technology while maintaining three-bus bar circuitry. Product packaging tested to International Safe Transit As ciation (ISTA) Standard 2B. All specifications in this product informat n sheet conform to EN50380. See the Evergreen Solar Safety, Installation and Operation Manual and Mounting Design Guide for further. Light and Safe for Travel - Foldable and portable, It's four-fold design and zippered accessory pouch make it easy to carry. Its manageable size and reliable output make it ideal for small rooftop installations, marine and RV use, and remote off-grid locations such as cabins, telecommunications equipment.