Ryder Equipments Pvt Ltd is an ISO 9001-2000 awarded company that manufactures Oil Stop Valve. The other products manufactured by Ryder Equipments Pvt Ltd include Suction Control Valve, Regulator P3NE, Solenoid Valve, and Non-Return Valve. Oil Stop Valve is used in the Screw Compressor to stop the oil flow from the receiver to the Screw Compressor. The normally closed type oil stop valve is controlled by the pressure difference between the discharge pressure and the oil-injection pressure. It will close the oil line on stopping the compressor and re-open on starting the compressor.