XYH series low frequency off grid inverter Features: 1. Dual CPU single chip intelligent control technology, Microcomputer control, humanized design 2. Output high quality pure sine wave AC power,With strong load capacity, wide application range. 3. With perfect protection function, greatly improve reliability. 4. Adopt CPU centralized control and SMT technology 5. Stable operation, low distortion, no noise, no pollution, strong resistance to load impact, simple operation, long life, Panel menu LCD/LED display working status. 6. Three-stage charging function with battery type selection (optional) 7. Battery overvoltage, undervoltage protection 8. State grid automatic conversion (Optional) 9. It can automatically resume working after the undervoltage or over voltage change to normal 10. High c…