The self-loading, self-propelled battery trolley are specially engineered with utmost feasibility. They offer the best solution for the applications with delicate handling problems in confined places. The trolley with 26 t + 26 t capacity is built with polyurethane wheels and brushless motor engines. The self loading trolley is remote controlled and works in couple. The two transfer carts are positioned under n. 2 pallets that support the railway carriage, during normal working operation support the railway carriage to lift the pallets and the railway carriage and transport it on another track. The two battery trolleys can work individually or together. The operation of two trolleys offers corrected steering on rear axle and center corrected vault steering, 90° and diagonal steering and carousel (rotating on itself)