KOSTAL PLENTICORE G3 - S Three-Phase The KOSTAL PLENTICORE G3 - S is a scalable three-phase hybrid inverter engineered for residential and commercial photovoltaic systems. Built for flexibility, efficiency and future-proof energy management, the PLENTICORE G3 series platform supports use as a pure PV inverter, a hybrid inverter with battery storage, or a smart energy management hub, all within a single, compact unit. PLENTICORE G3 S power class delivers balanced power from 4.0 kW up to 7.0 kW, ideal for small to medium PV installations. Each model features three independent MPPT's for maximum yield, high DC input capability for powerful module strings, and optional battery and power upgrades activated via PLENTICOIN. More information: Datasheet Quick Installation Guide Warranty