Position switch with plunger, Housing: Technopolymer housing, one threaded M20x1,5 conduit entry and external parts in stainless steel (FR series), Contact block: 2x(1NO-1NC) snap action (B2), Head: With plunger with external parts in stainless steel, Protection degree: IP67 according to EN 60529 and IP69K according to ISO 20653.