WSH-EU All-in-One series: mainly designed for European market, meets the requirements of each country's grid-connected, and can apply for each country's grid-connected certification according to customers' needs. High-frequency single-phase hybrid inverter (5-6kw) with expandable battery capacity (5/10/15kwh) for home solar power system to meet users' on-grid and off-grid requirements. Simply connect the PV panels and you can easily form a complete PV system. Inverter with built-in MPPT, conversion efficiency 98%, 5 years warranty, IP65 protection level. Li-ion battery module 51.2V100AH as a unit, free stacking, wireless connection between batteries, 10-year warranty. The all-in-one design solves the communication protocol between the inverter and the lithium battery; and the design is simple. Relative to the traditional separated inverter + lithium battery, greatly reducing the installation difficulty.