The HW series 22mm IEC style Global Pushbutton complete with finger-safe contact blocks offering IP20 protection, these 7/8-inch (22mm) switches include illuminated and non-illuminated pushbuttons, pilot lights, selector switches and emergency stop switches. All switches also incorporate mechanically keyed safety locking levers, ensuring correct installation and maintaining safety in high-vibration applications. The IDEC's HW switches are "the best engineered switch in the world" for a reason. Carrying the CE mark, UL, CSA, CCC (Chinese) and TUV approvals, these switches are designed for use in almost any part of the world.