@BlofeldsCat Sorry, I forget to check the models last night. After a quick google I believe they are 2x AV600 and 3xAV500. They all look like the ones below. They have been working OK for since I...

I have 5 power->Ethernet adapters in my house, sorry i don't know the models as I'm now at work but I'm sure 2 had "600" and 3 have "500" in the models. What has started happening is that they will...