AOpen just let us know about a new version of its ATX-300GT 12 volt-compliant power supply. The unit meets all the specifications for Pentium 4 Processors and ATX2.03. The unit provides an additional 4-pin connector and delivers a maximum of 300 watts. Other features include low noise and ripple, output over-voltage protection, short-circuit protection and MTBF ratings in excess of 100K hours at 25 degrees C. The power supply gives you a transient response of less than 1 millisecond maximum following a 25 percent load change. The AOpen ATX-300GT series also comes with a ball bearing fan and the "Fan Noise Killer" option. The ATX-300GT series is available now and is priced at $59.99 USD including a three-year warranty. More information on AOpen's line of power supplies can be found on the company's website .