The 2 core pigtail is not included it is available here
3-2-3 xConnect No Power Pass Through Injection T
Both 3 core sides are xconnect while the 2 core injection is a Ray Wu connector
These are wired so you don't cross power supplies. The power pin is removed from the inbound connector. Negative and Data passthrough so you can power inject from different power supplies.
These Connectors have a noticeable white cap on them so you can identify which of your power injection T's share positive power and which do not.