The FTN141 and FTNG141 is an industrial roller limit switch that incorporates a fixed length lever arm with a 50mm roller. The FTN141 & FTNG141 roller lever limit switch can be ordered with different contact types including 1NC/1NO slow action or 1NC/1NO snap action and other contact arrangements available upon request. The contacts of the roller lever limit switch are removable for simplified and easy customer wiring. With an IP67, NEMA 4, 4X, 6, 6P protection rating this roller type limit switch can be used in just about any environment. Each roller lever limit switch with a 50mm roller is cUL508 Listed, the NC contacts are positive opening and the double insulated housing eliminates the need for additional ground connections. The standard roller limit switches have an M16 thread however M20, PG, NPT or a M12 connector is available upon request. Manual reset models of the 50mm roller lever limit switch are available upon request.