Featuring illuminated handles and a range of positions, Schneider Electric offers the Harmony ZB4 series of key switch heads. Round and chromium plated metal, they are designed to be durable, simple to set up, flexible and robust. Each switch head contains an ingenious locking system which is a snap-fit head and body, the heads can be tightened with a single screw to ensure secure and simple mounting. We have a large range of Harmony ZB4 key switch heads available in our catalogue with different positions and operator type to suit your needs.

All heads require a body/fixing collar and contact bodies which are available from our catalogue of products:

Collar 331-0142
Contact bodies 331-0158
Heads for illuminated selector switches with standard handle
IP40 rated
All heads require a body/ fixing collar, see stock no.331-0142 and contact bodies, see stock no. 331-0158 etc
For use with bodies comprising a light block with integral LED