What voltage is 0% lithium ion? The voltage at 0% charge for a lithium-ion cell is typically around 2. 0V, depending on the specific chemistry. . Lithium battery packs are made up of multiple lithium - ion cells connected in series and/or parallel to achieve the desired voltage and capacity. For instance, the LVWO - 48V 51. 2V 200Ah Communication Backup Power is. . These modules are compatible with a ground-to-ground voltage of 1500 V, allowing safe cell voltage measurement even with battery packs of 800 V or more. In addition, these data loggers can be linked. . Understanding your lithium battery's voltage is more than just reading a number on a meter—it's the key to unlocking its full potential, ensuring its safety, and maximizing its lifespan. Voltage also tells you the state of charge (SoC) of the battery and indicates when to recharge the battery or avoid over-discharging. Solar batteries are typically 12V, 24V, or 48V, with a fully charged 12V battery reading between 12.