Hydraulic Overload Protector Pump for Mechanical Presses. We have replacement of wide range for reputed makes like SANDSUN ( TAIWAN ), PASCAL ( JAPAN ), KOSMEK ( JAPAN ), KONAN ( JAPAN ), SAE - JIN ( KOREA ) AND KAN - TOU. With the help of our technically advanced manufacturing unit, we have been able to provide an extensive range of Overload Protector Pumps within the specified period of time.After happen overload, the air will drive hydraulic pump to supplement normal working pressure immediately and the press can work normally.