1. Compatibility: Fits NMEA 2000 networks, Lowrance networks, Simrad networks, B&G networks, Navico networks, and Garmin networks. 2. Key Function: In hard-to-reach areas, use the male field-attachable connectors to create custom length cables and backbone extension cables. 3. Easy to Use: Use at the mast base for easy connection/disconnection of mast cables for mast-mounted NMEA 2000 sensors to the hull. 4. Universal: For NMEA 2000 Certified, compatible with other manufacturers' products. Simplifies running NMEA 2000 cables. 5. Long-lasting Durability: The field-attachable connector is made of high-quality ABS and metal materials, oil-resistant, IP67 waterproof, and durable. Item Type: Male Field-Attachable Connector Material: ABS+Metal Plug Core: 5-pin Thread: M12 Waterproof Rating: IP67 Compatibility: NMEA 2000 Networks Lowrance Networks Simrad Networks B&G Networks Navico Networks Garmin Networks Includes: 1 x Male Field-Attachable Connector Customer satisfaction is our top priority. If you encounter any issues with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.