HP Pavilion 9800 CTO power supply replacements.
The following product(s) are recommended for HP Pavilion 9800 CTO. All items in the list are compatible replacements for HP Pavilion 9800 CTO power supplies:
This 300W Athena power supply model AP-MPS3ATX30 fits in lots of computer systems because of its many connectors. Not only does this power supply have a -5V circuit, but it also has a floppy connector, HP video connector, and a 6-pin aux connector.
Many small computer cases don't have enough room for a power supply with a normal depth. The LPE2-20-P4 400 watt power supply fits in these tight places because it is only 4 inches deep. This power supply is great for lots of HP computers where the back of the cdrom is very close to the back of the power supply. Enjoy new features like a 20/20 pin atx connector without losing the older important features like the -5V circuit and the 6 pin aux connector.
This Athena AP-MPS3ATX40 400 watt atx power supply takes up little space since it is only 4 inches deep. It is well known for its large amount of connectors which can been seen below the power supply in the picture.
The LPZ18 power supply delivers a true 500 watts of stable, UL Listed power. The integrated 120mm fan maximizes cooling while maintaining a silent noise level. A pvc coating on the shell absorbs any additional sound coming from the surroundings. This 500 watt power supply is loaded with just about any connector you could ever need.
In the world of computer power supplies this is just about as good as it gets. With a hefty 630 watts of juice there is surely no computer too big to overload this baby. Inside the power supply is three 80mm cooling fans that operate in a hush-hush manner.
This 300W Athena power supply model AP-MPS3ATX30 fits in lots of computer systems because of its many connectors. Not only does this power supply have a -5V circuit, but it also has a floppy connector, HP video connector, and a 6-pin aux connector.
Many small computer cases don't have enough room for a power supply with a normal depth. The LPE2-20-P4 400 watt power supply fits in these tight places because it is only 4 inches deep. This power supply is great for lots of HP computers where the back of the cdrom is very close to the back of the power supply. Enjoy new features like a 20/20 pin atx connector without losing the older important features like the -5V circuit and the 6 pin aux connector.
This Athena AP-MPS3ATX40 400 watt atx power supply takes up little space since it is only 4 inches deep. It is well known for its large amount of connectors which can been seen below the power supply in the picture.
The LPZ18 power supply delivers a true 500 watts of stable, UL Listed power. The integrated 120mm fan maximizes cooling while maintaining a silent noise level. A pvc coating on the shell absorbs any additional sound coming from the surroundings. This 500 watt power supply is loaded with just about any connector you could ever need.
In the world of computer power supplies this is just about as good as it gets. With a hefty 630 watts of juice there is surely no computer too big to overload this baby. Inside the power supply is three 80mm cooling fans that operate in a hush-hush manner.
This Athena 300 watt micro atx power supply model MP4ATX30 is not only powerful, but it is also compatible with a wide range of HP computers. The reason for this is because the MP4ATX30 has an integrated HP video power that enables the power supply to provide power to the video card through the HP motherboard.
The Athena Apollo 400 watt micro atx power supply model AP-MP4ATX40 has lots of power at great affordability. What is really great about this power supply is that it is backward compatible with many older systems where the -5V circuit is required and video is powered directly from the power supply to the motherboard.

Disclaimer: This power supply cross reference chart is for informational purposes and reflects only the opinion of the author. The sole responsibility rests with the buyer when selecting a power supply for a computer. This power supply cross reference is simply here to offer help and suggestions based on previous experience, and though extremely accurate, offers no guarantees.