The Duplex Cable System covers a wide range of applications. In its simplest form, cable provides an elegant alternative to Trac and can also be used to create complex systems. Rated at 300W, the cable itself consists of tin plated copper strands around a Kevlar core to minimize stretching. The comprehensive range of mounting components covers a wide variety of unique architectural environments. Brushed aluminum finish. Remote mount Power Supplies for LED and Halogen sources.