Complete body/contact assembly and light block, Harmony XB5, XB4, with body/fixing collar, BA9s bulb, 250V, 2NO

This light block allows fast and easy replacement and configuration of your signaling units. It is easily installed and replaced on compatible illuminated push button or selector switch units . It is assembled via clips and connected with simple screw-clamp connections. It enables visual distinction of signaling units via illumination by BA9s base Integral LED. It protects operators from unexpected contact with live circuits thanks to its IP20 protection index.