This Harmony ZB6EB3B is a green light block with body/fixing collar with integral LED 12V to 24V. It is part of the range Harmony XB6 diameter 16mm monolithic plastic push buttons, switches, and pilot lights
This Harmony ZB6AV3 is a green pilot light head, for integral LED. It is part of the range Harmony XB6 diameter 16mm monolithic plastic push buttons, switches, and pilot lights
This Harmony ZB6CV3 is a square green pilot light head, for integral LED. It is part of the range Harmony XB6 diameter 16mm monolithic plastic push buttons, switches, and pilot lights
This Harmony ZB6DV3 is a rectangular green pilot light head for integral LED. It is part of the range Harmony XB6 diameter 16mm monolithic plastic push buttons, switches, and pilot lights