Reliable Power Replacement for HP High-Performance Computing Systems
When a performance laptop or workstation suddenly loses charging capability, selecting the correct replacement adapter is critical. The HP TPC-AA62 L56543-004 power adapter is designed for selected HP systems that require a 180W external power source with Smart Pin identification technology.
Unlike standard DC adapters, HP Smart Pin chargers include an identification contact inside the connector that allows compatible devices to recognize the adapter and manage power delivery correctly. Matching the model number, output rating, and connector type helps prevent charging warnings and reduced performance.
Technical Specifications
| Brand | HP |
| Model | TPC-AA62 |
| Part Number | L56543-004 |
| Adapter Type | AC/DC Power Adapter |
| Output Voltage | 19.5V DC |
| Output Current | 9.23A |
| Power Output | 180W |
| Connector | 7.4mm x 5.0mm Smart Pin Barrel Connector |
OEM Replacement Compatibility
This adapter can replace the following power supply models:
- HP TPC-AA62
- HP L56543-004
- HP L56595-001
Compatible Device Categories
The TPC-AA62 adapter is commonly associated with selected HP systems that require a 180W Smart Pin power supply, including:
- HP Omen Gaming Laptop configurations
- HP Pavilion Gaming Laptop configurations
- HP ZBook Mobile Workstation configurations
- Selected HP All-in-One Desktop systems
How to Verify Compatibility Before Replacement
Before replacing your adapter, compare the information printed on your original power supply label.
- Confirm the adapter model number or part number.
- Verify the output voltage matches the original adapter.
- Ensure the replacement provides sufficient power capacity.
- Check that the connector size and Smart Pin design are identical.
A matching connector alone does not guarantee compatibility. HP systems using Smart Pin technology may require the correct identification signal from the adapter.
Common Reasons to Replace a Laptop Power Adapter
- The original adapter no longer powers the device.
- The cable or connector has physical damage.
- The laptop displays an adapter recognition warning.
- The system shuts down during high-performance operation.
Frequently Asked Questions
What devices use the HP TPC-AA62 adapter?
The TPC-AA62 is commonly used with selected HP Omen, Pavilion Gaming, ZBook, and other HP systems requiring a 180W Smart Pin adapter. Compatibility depends on the exact device configuration.
Can I replace a lower wattage HP charger with the TPC-AA62?
Only if the device supports a higher-power adapter with the same voltage and connector specification. Always verify the original adapter requirements before replacement.
What connector does the HP TPC-AA62 use?
It uses a 7.4mm x 5.0mm barrel connector with a center identification pin used by compatible HP Smart Pin systems.
Why does my HP laptop show an adapter warning?
This usually happens when the connected adapter cannot be correctly identified, has insufficient power output, or does not match the required Smart Pin design.
Can this adapter work with every HP laptop?
No. HP uses multiple connector sizes and power ratings. This adapter should only be used with systems requiring the same electrical specifications and connector type.
