One End Waterproof Panel Mounting RJ45 female to female field installable coupler. Provides feed-through Cat5/5e/6 ethernet connectivity for data and PoE in industrial environments. The socket contacts are nickel-plated phosphor bronze alloy plugs, and the socket does not need to break or interrupt any connection, so there is no signal attenuation. EASY INSTALLATION:No soldering, no installation tools, just plug the standard crystal head directly for quick installation. The network cable needs to pass through the waterproof head before making the crystal head. The industrial panel mount bulkhead includes a waterproof head and a water/dust cap that meets IP67 Water Protection. Use an environment that requires water resistance at one end and no water resistance at one end.When not in use, cover the water/dust cap to protect it from dust and water. Quality Assurance: Professional waterproof connector manufacturer. The product undergoes rigorous inspection before leaving the factory. If you are not satisfied with the product, please feel free to contact us and we will provide a full refund.