Modular prewired switch with roller plunger with rubber gasket, Protection degree: IP67 according to EN 60529 and IP69K according to ISO 20653, Housing: Technopolymer housing, 20 mm fixing points, Contact block: 1NO+2NC snap action (B12), Head: Roller plunger with external rubber gasket, Kind of connection: Technopolymer connector M12 from right 8 poles, Positive opening: Yes.