The black transformer is especially suitable for the wire rope system. The system can be mounted on the wall as well as on the ceiling, offering limitless design possibilities. Whether straight, slanted or angled - cable systems fit into every room and are the problem solvers for difficult installation conditions. The basic set can be individually supplemented with individual spots, deflectors and other accessories. With this system, an optimal light distribution can be achieved, and can be easily extended as light requirements increase. Only one power outlet is required to distribute the lights throughout the room. Systems with 12V DC (direct voltage) technology cannot be dimmed via a wall-mounted dimmer.