D-Cerno NEXT is designed to expand the number of units on the D-Cerno network. It connects directly to the D-Cerno AE central unit, another D-Cerno NEXT or a D-Cerno unit. One D-Cerno NEXT allows a network extension of up to 50 units per extender, with a maximum of 25 units per branch or loop. It can be fixed into a rack and is compatible with the D-Cerno PS power supply.