The SOLIS S6-EH3P(30-50)K-H three-phase hybrid inverters from 30 to 50 kW are designed for larger business or industrial applications that require reliable energy management and high efficiency. They support up to 200% of the input power of the solar modules, provide fast switchover to backup power in case of a power outage of ≤10 ms and can deliver up to 55 kW of charging or discharging power. These inverters are compatible with mainstream lithium battery solutions, support Solis C&I batteries, allow flexible system expansion by connecting multiple devices, and the IP66 protection class and intelligent cooling ensure long life even in harsh conditions. It is controlled via an intuitive 7-inch screen and the SolisCloud mobile app, which enables real-time monitoring and optimisation of energy flows.