Extruded aluminium profile with 45mm width groove; suitable for trimless installation in plasterboard ceilings with 12.5mm ceiling thickness; suitable for wall or ceiling mounting; designed for continuous lighting systems, 90° angle connectors for flexible system design; with integrated power track profile for take off of supply voltage and DALI signal; surface anodised black; can be installed flexibly and without tools by means of magnetic holders+locking; a maximum of 3 internal converters can be used in one system; degree of protection IP 20; PC I / PC II (power supply) or PC III (light insets); DALI-2 control