The 3.2V 20Ah-30Ah LiFePO4 battery cells are designed for deep-cycle applications, offering high energy density, long lifespan (2,000–5,000 cycles), and thermal stability. They are ideal for DIY solar, UPS, and 12V–48V systems due to their… What Makes 3.2V LiFePO4 Battery Cells Ideal for DIY Solar Systems?