The SPX connector is a proprietary Ethernet and PoE connector developed by StarlinkStarlink: Starlink, initiated by US company SpaceX in January 2015, is a satellite network project aimed at providing satellite internet connectivity. The project's primary objective is to deliver broadband services globally, particularly to underserviced areas of the planet. Starlink's constellation…. It is a 20-pin connector that has 12 pins mapped to the eight wires used by Ethernet.