1Wide Application: For Nmea 2000 certified, for Lowrance Networks, for Simrad Networks, for B G Networks, for Navico Networks, for Garmin Networks. 2Powerful Function: For Nmea 2000 male female terminators is designed to better power for Nmea 2000 backbone and realize proper termination of an for Nmea 2000 networks. 3High Accuracy: Delivery in a male terminator and a female terminator with M12 thread, precisely manufactured for easy operation, plug and play, fast and convenient. 4Durable Construction: For Nmea 2000 terminator set is constructed from Abs plastic with excellent oil resistant, has a long lasting service life. 5Excellent Performance: For Nmea 2000 N2K terminator is engineered with 5 pin, IP67 waterproof for durability and reliability, stable performance and high efficiency.