Product Description. Battery powered trackless transfer cart is one of our common and mature product, which is customized as per customers' true demand. Such as power supply, operation system, control system, track or no track, steerable, wheelstype, cart frame structure and so on, and then provide proper solution to you. The electric transfer cart is mainly applied in assembly line (ring production line, loop production line), metallurgy industry (steel ladle), warehouse transport, ship