Introducing the RJ45 Loopback Plug from Hubei Keer Electric Power Equipment Co., Ltd., the best manufacturer, supplier, and factory in the market. Our loopback plug is designed to test the network ports of your devices, including routers, switches, and servers. It has a small and compact design that makes it easy to carry around and use. The RJ45 Loopback Plug is made with high-quality materials that guarantee its durability and reliability. It has a standard pinout configuration that ensures a perfect fit with any compatible device. The loopback plug can help you identify any network issues quickly, allowing you to fix them before they cause any trouble. As a leading manufacturer and supplier of networking equipment, we at Hubei Keer Electric Power Equipment Co., Ltd. take pride in providing our customers with the best products and services. Our RJ45 Loopback Plug is a testament to our commitment to quality and innovation. So if you're looking for a reliable and efficient tool to test your network ports, look no further than Hubei Keer Electric Power Equipment Co., Ltd.'s RJ45 Loopback Plug.