RJF Cat6A allows you to use an Ethernet Class Ea / Cat. 6A connection for 10 BaseT, 100 BaseTx, 1000 BaseT, or 10 G BaseT up to 500 MHz networks in harsh environments. With the patented RJStop system you can use a standard RJ45 cordset in a metallic plug that will protect it from shocks, dust, and fluids. No hazardous on-field cabling and grounding!