Ensupra 250-Watt Readymade Polycrytalline Solar Panel Power Kit (UL-1741) Simply Put the Solar Panel in the Sun & Plug the Electric Cord to Your Wall. Est.Generation 400kWh /yr 250 Watt Solar Panel. Polycrystalline PV cells, 25 Years of Warranty. 250Watt Micro Grid Tie Inverter with 20 Year of Warranty Includes 250W solar panel, Ground Panel Stand (Roof Mount optional), micro grid tie inverter, converter,, Micro-inverter certified with UL 1741, power minitor, 50 ft wire -ready to plug in; Do It Yourself in an Hour. No wiring needed. No Batteries. Everything ReadyMade Preconfigured. 30% Federal Tax Credit. Search ENSUPRA for our Plug'n play Energy Products of Your Choice