Although commercial adapters already exist, these are rather pricey at ~$500. Features of this adapter include a BOM total of <$50, with power provided either via PoE (802.3af) or USB-C (5V-only).

Comtrend, a leading designer and manufacturer of broadband communications equipment, announced its PG-9172PoE, a G.hn Powerline Adapter with Power over Ethernet. The adapter brings connection of a PoE ...