The low-voltage system is part of the battery management system of lithium-ion batteries; this dataset contains main raw materials, auxiliary materials, and energy consumed in the production process. Infrastructure such as factory building construction is also included in this dataset, while the manufacturing of production equipment is not included within the boundaries of the dataset; the data inventory is taken from literature; the low-voltage system consists of nylon clips, passive electronic components, and wiring harnesses, and the nylon clips are manufactured using injection molding technology.