1、Compability: Marine backbone cable T connector kit is fit for NMEA 2000, and applicable for engine interface cable. Please check compability information carefully before buying. 2、T Connector Function: It is mainly used for NMEA 2000 communication and control between the main line and the branch line bidirectional connection. 3、Specific Parameter: Our Backbone Cables for NMEA 2000 is a M12 5PIN cable, total length is 7m, and the rated current is 4A, rated voltage is 220V. 4、Premium Material: The backbone cable is made of ABS material, which is wear resistant, oil resistant, IP67 waterproof, high toughness and durable. 5、Simple Installation: Our NMEA 2000 backbone cable has simple installation, direct replacement of the old or bad, no modification, easy to use. 1 x Backbone Cable1 x T Connector Item Type: Marine Backbone CableMaterial: Plastic Shell + Copper Gold PlatedNumber of Cores: 5pinThread Specification: M12Installation Type: Screw the Insert Thread TightlyIp Level: Ip67Rated Current: 4ARated Voltage: 220 VColor: BlackApplication Scenario: For Nmea 2000.Applicable to Engine Interface Cable