This Harmony K operating head has a 45 x 45 mm size. It has a screw clamp mounting mode. It is designed to fit in 16-22mm cutout, ensuring compatibility when installing in pre-existing machinery. IP65 on its front part allows for installation in harsh (heavy) environment or outdoor
This Harmony KZ91H is a cam switch installation kit for mounting on distribution panel. It consists of a black handle with 45 x 45mm front plate mounting plate with fixing screws. It is part of the range Harmony K diameter 16-22mm rotary cam switches