The cable for control panel HCC 16x1.5 and HCC 18x1.5 with two steel-supporting elements with the ability to use up to 40 meters of sagging can be purchased at a 25 % discount from 01 till 31 May 2018.
http://www.rm-intgroup.com/en/catalog/cables-and-wires-eng/cable-hcc-for-control-panel/