Power Surge Through Ethernet Cable

The fact of the matter is that a power surge can end up damaging your hdmi cable to the point that it features compression artifacting skipping lowered resolution or outright lack of a signal because this surge or spike on the electrical current flowing through your devices is common in home theater equipment.

Power surge through ethernet cable. Yep happens all the time. The second unit plugs into another electrical outlet near the device you want. Last summer i had a lightning strike on the tv cable stanchion in my back yard. Power over ethernet or poe describes any of several standards or ad hoc systems that pass electric power along with data on twisted pair ethernet cabling.

Lighting can hit your device and travel through ethernet but no surge protector will protect that. Belkin 12 outlet advanced power strip surge protector 8ft cord and ethernet cable satellite telephone and coaxial protection 4000 joules white 4 7 out of 5 stars 987 39 39 39. Interestingly enough the cable modem wasn t damaged but everything else was. The chances of a surge through an ethernet cable that will damage the modem is very slim.

One device connects to an electrical outlet and tethers to a modem or router s lan port using an ethernet cable. It will weld it together so fast. A power surge can go through any wire. Powerful surges that the device protects against include direct lightning strikes voltage spikes or poe overvoltages.

There is just not a lot of electricity going through. So the surge must have come in via the coax line went through the cable modem and into the airport extreme out the ethernet line through the thunderbolt to ethernet adapter and into the lacie d2. So if your routers and switched are connected to surge protectors ethernet by it self is a long shot.