Guided by engineering excellence and upheld by rigorous manufacturing standards, Automatic Switch Co. Inc delivers solutions that perform with reliability under high pressure, corrosive media, and severe operating conditions. Each product is carefully designed to ensure leak‑tight sealing, dependable operation, and extended service life, meeting the demanding performance expectations of modern industrial facilities.

Developed for seamless integration with pressure transmitters, gauges, and instrumentation systems, our valves and manifolds are trusted across oil and gas, petrochemical, chemical processing, power generation, offshore, and industrial process sectors. Wherever measurement integrity and operational safety are critical, Automatic Switch Co. Inc provides the technology that industries rely on.