Air Driven Hydraulic Pump 1. Applied on high speed press-slide lock 2. Slide lock and single circuit control It is applied on high speed press-slide lock and single circuit control. It is included Pressure Switch, Pressure Release Valve, and Pressure Regulator Valve. Air Driven Hydraulic Pump Unit use air to drive hydraulic pump. Once outlet hydraulic pressure reached setting pressure, it will stop driving and wont waste energy. If pressure is reducing, it will add automatically. It can maintain pressure for one year. It is used for slide -lock, feeder, stick release and hydraulic pressure supply system which needs to maintain pressure for a long time but less operate.