The Versa Technology VX-Pi100 802.3af Compatible Power Over Ethernet PoE Injector works with any and all access points that are also 802.3af PoE Compatible. The VX-Pi100 is self contained with both a Power Over Ethernet PoE Injector Adapter and a power supply all in one, this make it much easier to deal with when keeping a clean cable room. The VX-Pi100 also has 100/240VAC support and supplies 48VDC to all units.

The Versa Technology VX-Pi100 Power Over Ethernet PoE Injector Adapter puts Power over pairs 4, 5, 7 and 8. This unit can also be used with Cisco PoE equipment using an altered Pin Out on the RJ-45 Cable. The VX-Pi100 also provides Auto-Recover, Over-Voltage and Short Circuit protection.

The VX-PI100SP is an IEEE 802.3af Compatible Power over Ethernet Injector that provides DC 48V over Ethernet cables. The VX-PI100SP IEEE 802.3af Compatible Power over Ethernet Injector inserts DC Voltage into Cat.5 cable, allowing the cable between the Injector (VX-Pi100) and Splitter (VX-PI100SP-5V/12V) to transfer data and power simultaneously.

More info can be found here.