DITEKs MRJPOE protects circuits that use state-of-the-art Power Over Ethernet connections. This point of use surge protector can be installed either at the equipment end of ahead of injectors or midspan devices. The DTK-MRJPOE is ideal surge protection for PoE DVRs, NVRs, cameras, telephones and access control systems. Also known as -Ditek SUR PROT MODUL PWR OVER ETHERN - DK-MRJPOE-DTK-MRJPOE Surge Suppressor-Diversified Technology Group, Inc DTK-MRJPOE Power Over Ethernet Surge