@Richard054 , welcome to the Community.
Here are all of the components for your computer on HP PartSurfer. If you look at the section titled "Power Supply" you will see the part # 848130-800. The power supply unit (PSU) is only 180W. You can upgrade using any standard ATX PSU. The motherboard has a standard ATX power connector.
Please click the Thumbs up + button if I have helped you and click Accept as Solution if your problem is solved.


I am not an HP Employee!!
Intelligence is God given. Wisdom is the sum of our mistakes!!