Ubiquiti POE-24-12W-G Power Over Ethernet Injector - 120 V AC, 230 V A – JEFA Tech
G4 Doorbell Pro PoE Adapter - Looks like it will not work with other devices. The blue (assuming moisture seal) prevents it from be plugged in all the way. Tried a few
Ubiquiti Networks 802.3af Instant Indoor PoE Adapter - Micro Center