Steel or other metal fabricated Preset Oxygen Regulator is used as essential part of anaesthesia equipment. It is used to control flow of oxygen through pipeline. Its input pressure is 15 MPa. Output pressure of this Preset Oxygen Regulator ranges between 0.2 Mpa to 0.3 MPa. Usually, this regulator is meant for polycarbonate bottles. Its flow control range is 0 to 15 l/min. Standard of this product has been checked on the basis of leakage test, diameter, strength, longevity and design precision.