my compaq presario p4 desktop power supply went up in smoke with a gun shot sound after my brother messed with the voltage switch at the back of the tower.i now want to replace the power supply model atx-250-12z rev c2 , 20 pin but i cant seem to find a new one around.i have found this model on another website:
atx-250-12zd.this model i am told is supposed to replace atx-250-12z c2.my question thus is , will bestac atx-250-12z c2 replace my broken atx-250-12z-rev-c2? and is atx-250-12z c2 20 pin or 24pin?

please help
atx-250-12zd.this model i am told is supposed to replace atx-250-12z c2.my question thus is , will bestac atx-250-12z c2 replace my broken atx-250-12z-rev-c2? and is atx-250-12z c2 20 pin or 24pin?