MARTEK POWER SWITCH MODEL PVI50-21TA SWITCHING POWER SUPPLY MODULE,  INCLUDES POWER HARNESS & MOUNTING BRACKET SEEN IN PICS.  100VAC - 240VAC 50/60HZ INPUT,  +5 VDC 3 AMP OR +12 VDC 3 AMP OUTPUT,   FULLY TESTED & FULLY FUNCTIONAL,  30 DAY WORKING WARRANTY.