Screenbeam Inc. MoCA 2.5 Network Adapter for Ethernet Over Coax (2 Pack) - 1 Gbps Ethernet, Coax to Ethernet Adapter, Enhanced Streaming and Gaming (Model: ECB6250K02) - Newegg.com
Amazon.com: Actiontec Ethernet to Coax Adapter for Homes with Cable TV Service (ECB2500C) : Electronics
Dahua Ethernet over Coax Extender Receiver LR1002-1EC | C.R. Kennedy
BNC Coax to Ethernet Converter Adapter Video Baluns Data Transmission|Remote Controls| - AliExpress
IP Passive Extender Ethernet Over Coax 1-CH, IP Network to Coaxial Transmitter IP Network Converter Fit CCTV Camera UTP RG59/ RJ45 4-Wired 1236 Cable No. BNC Video Balun Only Fit POE Camera
Amazon.com: Coaxial to Ethernet Adapter, 4 Pack Coax RF F Female to RJ45 Male Converter UIInosoo for Line Tester : Electronics