Change on-the-fly between SeaTalk NG and NMEA 2000-style backbone cabling. These 400-mm adapter cables allow backbone cables to be mixed and are perfect for complex installations that combine both Raymarine and non-Raymarine devices. SeaTalk NG Backbone (blue) connector on one end, and available with either a male or female threaded DeviceNet NMEA 2000 connector at the other end.