Schmersal NHS40.VA-PL Switch

Schmersal NHS40/O.VA-PL is a 40 A main switch in the NHS family, designed for rugged safety switching in hygienic and outdoor environments, with IP69K protection and a 22.3 mm mounting hole for compact panel integration; this variant means "without strengthening plate and with marking plate" and is available in configurations such as NHS40/O.VA-PL.-3034 (small marking plate), NHS40/O.VA-PL.-3037 (additional terminals for N and PE), and NHS40/O.VA-PL.-3050 (main switch block rotated 90°); the 40 A model sits alongside other NHS main switches (16 A and 63 A) and uses a thermoplastic operating element with a chrome-plated front ring, designed for use in food, hygiene and outdoor applications; operating temperature ranges are −25 °C to +50 °C when open and −25 °C to +40 °C when enclosed, and the product adheres to safety standards including IEC EN 60947, UL 508 and CSA22.2 No., making it suitable for control circuits in machines and panels where visibility of the actuator state via the marking plate and reliable switching are important; its family characteristics—robust housing, mounting versatility and compatibility with Schmersal system accessories—make the NHS40/O.VA-PL a targeted solution for high-demand safety interlocks and main switching in industrial environments.