@Satheskumar Hello, Basically no difference between these 2 models as the units in the KIT are the same. They could use same firmware when they are of the same hardware version. WPA4220KIT sells...

@OJT8601 Good day, Yes, they are compatible and you could add new TL-PA7017P KIT into your old powerline network when they are under same power meter. Here is an FAQ that may help: How to add an...

@Carl621 Hi Carl, Glad to learn more, thanks for sharing!

@dvoegeli @paju Thank you for your feedback. Sorry for the delayed response. When router is disconnected, powerline extender DHCP will turn on, this is normal. And when router's Internet is back,...

@Jerubaal Hello, Thank you for your effort to do so much troubleshooting ~ I could not find the firmware for the H5R (WDR3600 )& H5E either on official website probably because its an old model....

@NeilDeWheel Hello, Thank you for your detailed post. It is recommended to download this tpPLC Utility and customize wireless settings for powerline units....