Abstract
As for the forklift, the proportion of the lead acid battery in the entire price of the vehicle is large. Therefore, it is generally ovserved that the lifetime of the battery provide the lifetime of the vehicle. Recently, the maintenance business which gives priority to sales reused batteries and lifetime extension. So these businesses are paid attention as business models which influence the entire vehicle lifetime extension. In this study, the effect of the introduction of the battery maintenance business of electric forklifts was evaluated from environmental aspect and economic aspect. As a result, it was shown that the effect of long-term vehicle use for vattery replacement and the use of reused batteries worked greatly.
