These limit switches are designed for quick installation, wiring ease, simple setup, modularity, sturdiness and reliability. The body cover has a captive closing screw and is hinged at the bottom and removable. The heads have axial rotation in any of four positions at 90° angles and are made of metal, while the body housing is made of self-extinguishing polymer thermoplastic. The auxiliary contact blocks are removable. The limit switches are available with a hinge operator, slotted lever or key-operated. In addition to meeting international standards, the safety limit switch series is cUL-recognized.