This series of Trackless Battery Motorized Electric Flat Transfer Car On Factory Workshop adopt box girder structure, which has the advantages of strong bearing capacity, no distortion, stable start, large starting moment, small impact on reducer, low voltage, long service life, unlimited running distance, and low requirement for track laying. Compared with KPJ, KPD, KPC and KPT series Trackless Battery Motorized Electric Flat Transfer Car, Trackless Battery Motorized Electric Flat Transfer Car On Factory Workshop has more safety and motor flexibility. Trackless Battery Motorized Electric Flat Transfer Car On Factory Workshop is suitable for the occasions of low frequency and medium and long distance transportation. However, batteries need regular maintenance. The life of batteries is generally about 2.5 years, and the use time is limited.