AI-W5.1-(3.6-8)P1-EU-ESS: All-in-one design, integrated 3.6kW~8kW Single Phase hybrid inverter and battery. AI-W5.1-(5-12)P3-EU-ESS: All-in-one design,integrated 5kW~12kW Three Phase hybrid inverter and battery. Comfortable and easy control via App, PC or Touch-Display. Leading smart application: peak-shaving, smart load, AC couple etc. Modular lithium iron phosphate battery, capacity of 5kWh~30kWh, scalable and safety. Flat and stackable design, floor mounted, no wiring and extra fixing screws, quick and easy installation. Fast switching time of 4ms, ensuring your energy security.