Yes, I am using the original PSU which is 520W and has an 8 pin connector.
I think I forgot to mention that these original components will be used with the new components:
Originally Posted by MoiEater
Case: ABMX.com 1U short depth chassis
PSU: Supermicro ABLECOM PWS-521-1H (520W)
HDD: Hitachi Deskstar 160GB SATA