Blue cap unmarked for circular projecting pushbutton Ø22

This Harmony ZB, projecting blue unmarked push button cap has a round shape. It is compatible with Harmony XB4 and XB5 push buttons. This push button cap provides an ergonomic interface for controlling your machine. It is supplied without marking in order to allow users to use it for various operating modes and functions. It is easily installed and replaced on compatible complete push-button units.