Currently there are two power supplies in the G4HDU shack. One is for general use, the other for powering the radios.
The main power to the transceivers is provided by a Yaesu FP700 linear power Supply. This was obtained from Radioworld via their eBay outlet store
The general power for the accessories and feeds the 12 volt distribution rack. This power supply is a Watson 25 Amp switch mode power supply.