PTBS series is a high-pertormance energy storage system Independently developed by us. It uses high-quality lth lum Ironphos phate batterles and is equlpped with an inteligent BMS. It has long ycle le, high salety, and good sealing: High-frequencyof-grid hybrid Inverter, bult-in MPPT controller. can provde efficlent and rellable energy solutions for solar oft-grid powergeneration systems, household solar storage systems, and commercial energy storage systems.