HW1P 22mm Heavy-Duty Switches IDEC HW1P 22mm Heavy-Duty Switches are available in a wide range of pilot light operator types: dome, extended dome, jumbo dome and round flush. The HW1P series features a plastic bezel and a broad selection of colours: amber, blue, green, red, white and yellow. These industrial switch indicators incorporate mechanically keyed safety locking levers to ensure proper installation and maintain safety in high-vibration applications. The switches also include finger-safe IP20 contacts, tamperproof construction and easy assembly. A wide range of illumination voltages is offered. IDEC HW1P 22mm Heavy-Duty Switches meet EN 60947-5-5 requirements, comply with SEMI S2 standards and have worldwide approvals.