The GN-LED is the perfect accessory for any series II power conditioner. All of the series II units are designed with a rear BNC connector to accommodate either a GN-LED for rear rack illumination. This flexible 12 inch lights provide an ample amount of light and can be controlled by an on/off switch located on the front of the unit. In addition to their use with Furman series II power conditioners, the versatile GN-LED will work with a variety of other products in various applications.