If you need phantom juice, this is the way to go.

The Rolls PB23 Phantom Power Adapter is ideal for powering phantom-powered mics with either 12V or 48V DC. It uses a 100kHz switching power supply so there is no audio noise generated. Output pull down resistors let it with any mixer. 2 DC jacks so several units can use one adapter.

Rolls PB23 Phantom Power Adapter Features:

Phantom power for mics with either 12V or 48V DC
100kHz switching power supply for no audio noise
Output pull down resistors let it work with any mixer
Two DC jacks so several units can use one adapter