BU-403: Charging Lead Acid - Battery University
2021-10-25u2002·u2002In respect of high efficiency, lead acid shares this fine attribute with Li-ion that is closer to 99%. See BU-409: Charging Lithium-ion and BU-808b: What Causes Li-ion to Die? Figure 3: Charge efficiency of the lead acid battery [2] At the right temperature and with sufficient charge current, lead acid provides high charge efficiency.
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