In this paper, a configuration of a five-level neutral point clamped (NPC) inverter that can integrate solar PV with battery storage and it is connected to the induction motor and vlf speed control is also proposed. This paper illustrates the design of three-port dc–dc converter for stand-alone PV systems based on an improved Flyback-Forward topology. It provides a compact single-unit solution with a combined feature of optimized maximum power point tracking (MPPT), high step-up ratio, galvanic isolation, and multiple operating modes for domestic, aerospace and for industrial applications.