This Harmony ZB6Z3B is a single contact block with body/fixing collar, 2 NO faston connector. It is part of the range Harmony XB6 diameter 16mm monolithic plastic push buttons, switches, and pilot lights
This Harmony ZB6AD23 is a black selector switch head, 3-position stay put. It is part of the range Harmony XB6 diameter 16mm monolithic plastic push buttons, switches, and pilot lights
This Harmony ZB6CD23 is a black square selector switch head, 3-position stay put. It is part of the range Harmony XB6 diameter 16mm monolithic plastic push buttons, switches, and pilot lights
This Harmony ZB6DD23 is a black rectangular selector switch head, 3-position stay put. It is part of the range Harmony XB6 diameter 16mm monolithic plastic push buttons, switches, and pilot lights