The McCowan Tech Outdoor Tower/Wall Mount Combination 4 DC and GigE 4 Circuit Ethernet Surge Protector can help ensure the saftey of 4 CAT5/c and 4 DC power circuits with just one single device. The multiple line protector is made to be used outdoors. It’s best suited to be mounted on either a wall or tower. The design of this device has the protection of of equipment in mind. Equipment such as APs and SMs that are installed at tower sites or NOCs where there are numerous devices. This version has the lowest of loading for all surge suppression products thanks to the 100% Gas Discharge feature. This product is more potent to ground source noise than other state side sold products available. The bonded and grounded shielded RJ45 jack gives grounds o the shielded plugs.