EPEVER QI series QI1522-0515C is a 1.5 kW Off-Grid solar inverter that uses energy generated by solar panels and/or supplied by the utility grid to charge batteries and power connected loads. The device also supports power input from a generator, providing greater flexibility in power supply and backup power availability. It is designed for solar power systems and backup power applications.Functional FeaturesCan operate both with and without batteries (Non-battery).Equipped with one MPPT controller, with a maximum tracking efficiency exceeding 99.5%, improving the utilization of energy generated by solar panels.Provides a pure sine wave output, making it suitable for powering household appliances and other electrical equipment. (Pure Sine Wave)Supports battery charging from a generator and features an automatic generator start/stop control function.The integrated BMS communication interface enables communication with compatible lithium batteries.Remote monitoring is available throug...