XB4/ZB4 22mm push buttons are for industrial applications. XB4/ZB4 operators have chromium plated metal bezels that connect to a fully metal mounting collar. Operator is a turn to release push button...
30mm push button range is robust and offers long term reliability in heavy duty industrial applications and extreme environments. The 9001K operator have a metal operator base and the 9001SK...
This Harmony ZB6Y009 is a body fixing collar for electrical block. It is part of the range Harmony XB6 diameter 16mm monolithic plastic push buttons, switches, and pilot lights.