Valves

MKS is a leader in high reliability, precision stainless steel vacuum isolation and pressure control valves. The MKS family of vacuum isolation valves include bellows and ball valves, manual, pneumatic and electro-pneumatic actuated valves in heated or unheated angle and inline configurations, safety shut off valves and soft start valves. Our pressure control valve line includes pendulum, butterfly, vane and poppet throttle valves with integrated control subsystems.