NMEA 0183 Interface CableThe NMEA 0183 interface provides a bi-directional gateway between an NMEA 2000 network and NMEA 0183 devices.Ideal for retrofitting NMEA 2000 devices while retaining existing NMEA0183 components, this interface allows boaters a simple way to upgrade to newer technology, sensors, and devices without replacing a whole system. For existing NMEA 2000 networks and systems, this also allows a user to add NMEA 0183 devices to your network, allowing you to choose the products be