Electro-hydraulic dock leveler: the main hydraulic system, lifting and stretching extension countertops, smooth and safe operation. Pumps, ducts and storage tanks for a complete assembly is mounted in the bottom of the work surface, away from the pit of debris. Reliable speed hydraulic valves automatically prevent the 3 "within the loading platform and the platform loads occur free fall. Rich of optional accessories to further enhance security and improve operational convenience. Low maintenance requirements.