Ubiquiti Networks POE-24-12W is for use with airMAX and UniFi products. It's a replacement 12V, 12W PoE adapter, with remote hardware reset circuitry.
The POE-24 (24V, 12W) features earth grounding/ESD protection, power LED, and is available in USA (NEMA 5-15). Remote re-start capability is a key feature of the power injector.
PoE Adapters are highly reliable, and when used with Ubiquiti TOUGHCable, they provide earth grounding and surge protection to help protect against electrostatic discharge (ESD) events.
The 24V, 0.5A models, POE-24-12W, are wall-mountable using the optional wall-mount brackets.