Humminbird NMEA 2000 Male Terminator Marine Electronic Accessory - This NMEA 2000 terminator allows for proper termination of an NMEA 2000 network. The couplers connect to the corresponding T-connectors for a simple installation. Includes (1) male NMEA 2000 terminator Compatible with: HELIX 1st Generation networking products, HELIX G2N and G3N models in conjunction with the AS ETH NMEA2K module, HELIX G4N models in conjunction with AS QD NMEA2000 Adapter, all SOLIX models and all APEX models. Please note that installation of a NMEA 2000 network requires (1) male and (1) female terminator Manufacturer's 1-Year Limited Warranty