Schneider Electric Square D 9016-BSG-1 Vacuum Switch

Schneider Electric's Square D 9016-BSG-1 Vacuum Switch is a diaphragm-actuated device in the 9016 family designed to monitor vacuum levels in industrial equipment and actuate electrical contacts as the process reaches its setpoint. It is rated for a vacuum range of 0–30 inches of mercury and electrical ratings up to 600 VAC or 250 VDC, making it suitable for power and control circuits within vacuum systems. The 9016-BSG-1 variant is listed within distributor catalogs as part of the Square D 9016 vacuum switch lineup, reflecting its role in protection and automation applications in industrial environments. Some distributors note that this model has been discontinued by the manufacturer, so verify current stock and cross-reference with compatible 9016 variants if you need an exact replacement.