HP DX2400 POWER SUPPLY 463317-001 300W
This 300-watt ATX power supply is the standard configuration for the HP Compaq dx2400 Microtower business PC . The unit is identified by the HP spare number 463317-001 and is designed as a direct replacement for the dx2400 series.
The 300W ATX power supply uses a standard form factor and features a passive PFC or non-PFC design depending on the regional configuration . User reports confirm that this genuine HP part “dropped straight into machine” with no fitting issues .
HP dx2400 PSU Specifications
The key specifications for this replacement power supply are:
| Specification | Details |
|---|---|
| Product | HP Compaq dx2400 Power Supply |
| Power Output | 300W |
| Form Factor | ATX |
| Cooling | 80mm variable-speed fan |
| Input Voltage | 100–127V or 200–240V (line selectable) |
| Input Frequency | 50–60 Hz (rated) |
| Compatible Model | HP Compaq dx2400 Microtower |
| Application | Replacement and desktop repair |
Known Compatible Part Numbers
When purchasing a replacement, look for these compatible part and model numbers:
HP Spare Numbers
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463317-001 – HP spare number for dx2400 300W PSU
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463318-001 – Alternate compatible number
Manufacturer Model Numbers
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ATX-300-12Z – Manufacturer model number
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Bestec ATX0300P5WC – Manufacturer model number
Connector Configuration
This 300W power supply features standard ATX connectors including:
| Connector Type | Configuration |
|---|---|
| Motherboard | 24-pin or 20+4-pin ATX |
| CPU Power | 4-pin 12V |
| Peripheral | 4-pin Molex |
| SATA | SATA power connectors |
| Floppy Drive | 4-pin mini connector |
The standard ATX design allows for straightforward integration into the dx2400 chassis .
Compatibility Information
The HP 463317-001 300W power supply is compatible with:
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HP Compaq dx2400 Microtower – Original equipment
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HP Compaq dx7500 Microtower – Compatible model
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HP DC5800 / DC5850 – Compatible models
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HP Presario 7500 – Compatible model
Important: This power supply is designed specifically for Microtower (MT) chassis configurations. The dx2400 Microtower PC uses a 300W power supply and is not compatible with other form factors such as SFF (Small Form Factor) .
Common Signs of a Faulty dx2400 Power Supply
A defective power supply can cause several symptoms:
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The desktop does not turn on
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System shuts down unexpectedly
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PC becomes unstable
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Intermittent power loss
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Internal hardware does not receive power correctly
These symptoms can also be caused by other components. We recommend diagnosing the desktop before purchasing a replacement PSU. User reviews confirm that replacing a faulty power supply can restore functionality to older PCs that might otherwise be discarded .
What to Check Before Buying
1. Confirm the Desktop Model
Make sure you have an HP Compaq dx2400 Microtower and not an SFF (Small Form Factor) version.
2. Check the Original Wattage
The dx2400 Microtower specification is 300W.
3. Verify Physical Dimensions
This power supply uses a standard ATX form factor .
4. Confirm Voltage Requirements
This PSU features a line switch for 115V/230V operation. Ensure your voltage selector is set correctly for your region .
5. Compare Connectors
Ensure the replacement provides the appropriate standard ATX connections.
Why Choose a Genuine Compatible HP Power Supply?
Choosing the right power supply for your HP Compaq dx2400 is essential for:
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Restoring a non-working desktop
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Maintaining system stability
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Ensuring proper power delivery
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Supporting desktop repair and refurbishment
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Extending the useful life of your hardware
Replacing a faulty PSU can keep an older business PC running reliably . At Compvate, we provide computer hardware and replacement components for customers maintaining and repairing desktop systems.






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