100/1000M RJ45 Ethernet Cat5e/6 surge protector with PoE support. It simply installs in-line on an RJ45 Cat5e/6 cable.<br> The arrestor has two RJ45 female jacks, so the in-line installation is a very easy and straight forward.<br> It protects any Ethernet devices like switches, routers, laptops/PCs,IP Camera etc from damaging surges caused by static electricity.<br> Moreover, because of PoE feature it ALLOWS PoE enabled devices to remain powered while still protected against damaging strikes or voltage spikes.<br> IMPORTANT<br> Two things are crucial and should NOT be missed when using the Ethernet surge protector:<br> correct positioning: IN jack on the unprotected part of cable and OUT jack on the protected side of cable.<br> Reversed installation will still allow network traffic and operation but there will be surge protection at all!<br> proper grounding: please note the yellow/green ground wire. This wire must be connected to proper electrical ground in the building.<br> Ask a qualified electrician about such grounding or search the Internet for information.<br> Without proper grounding the surge protector will be unable to drain away the excess voltage and will be ineffective!<br> Features of POE1000M surge protector<br> Fast energy absorption on over-voltage<br> Low resistance and minimal capacitance - minimal influence on data link<br> Easy in-line installation: two RJ45 female connectors<br> Colour:As shown<br> Material:plastic<br> Package Contents:<br> 1 x POE Network IP LAN Surge Protection Device<br> Only the above package content, other products are not included.<br> Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.