Easily connect additional displays, sensors or other devices to your NMEA 2000 (N2K) backbone cable. NMEA 2000 Certified, 100 percent universal and compatible with other manufacturers' products. These high quality connectors are manufactured with gold-plated contacts for corrosion resistance. Technical Data: Insulation Resistance; DC500V+- 10%, test for 1 minute and the insulation resistance should be more than 100 MQ Durability; 4000 cycles insertion/extraction cycles at a maximum rate of 2000 cycles per hour. Waterproof test (IP67) Submersion in water, 1 meter for 24 hours. This T-connector complies with the IP67 standard for water resistance. It's used to easily connect additional displays. sensors or other components to your NMEA 2000 (N2K) backbone cable. Suitable for networks with sensors or devices by Garmin, Lowrance, Simrad, B&G and Navico.