This Harmony ZB6ZB65B is a blue light block with body/fixing collar with integral LED 12V to 24V, 1 NO + 1 NC. It is part of the range Harmony XB6 diameter 16mm monolithic plastic push buttons, switches, and pilot lights
This Harmony ZB6AW6 is a blue flush illuminated push button head, spring return, 12V to 24V. It is part of the range Harmony XB6 diameter 16mm monolithic plastic push buttons, switches, and pilot lights
This Harmony ZB6CW6 is a blue square flush illuminated push button head, spring return, 12V to 24V. It is part of the range Harmony XB6 diameter 16mm monolithic plastic push buttons, switches, and pilot lights
This Harmony ZB6DW6 is a blue rectangular flush illuminated push button head, spring return, 12V to 24V. It is part of the range Harmony XB6 diameter 16mm monolithic plastic push buttons, switches, and pilot lights