Sherwood Convertible Pro Valve 3300psi Sherwood Scuba Diving Pro DIN/Yoke Valve Standard Yoke Outlet with a Spin-Out Threaded DIN Adapter Yoke Pressure: 3,000 psi (200 bars) DIN Pressure: 230 bar (3,300 psi) Valve Exceeds CGA V9 Standards for Cylinder Valves for Compressed Gases