Product Introduction
When an HP laptop starts showing charging warnings, loses power unexpectedly, fails to recognize the AC adapter, or no longer charges the battery properly, the power adapter is often the source of the problem. The HP PPP012L-S 90W AC Power Adapter provides stable power delivery for compatible HP notebooks and mobile workstations, helping restore reliable charging performance and uninterrupted daily operation.
Application Scenarios
- Business productivity and office computing
- Remote work and home office environments
- Educational and classroom applications
- Engineering and professional workstation use
- Replacement power solution for compatible HP laptops
Technical Specifications
| Brand | HP |
| Model | PPP012L-S |
| HP Spare Number | 391173-001 |
| HP Spare Number | 394224-001 |
| Output Voltage | 19V DC / 18.5V DC |
| Output Current | 4.74A / 4.9A |
| Maximum Power | 90W |
| Connector | 7.4mm x 5.0mm Smart Pin |
| Polarity | Center Positive |
| Input Voltage | 100-240V AC 50/60Hz |
| Protection Features | Over Voltage, Over Current, Short Circuit Protection |
| Condition | Replacement AC Power Adapter |
OEM Replacement Compatibility
- HP PPP012L-S
- HP 391173-001
- HP 394224-001
- HP 90W Smart AC Adapter
- Compatible HP EliteBook laptops
- Compatible HP ProBook laptops
- Compatible HP Compaq notebooks
- Compatible HP mobile workstations requiring a 90W Smart Pin adapter
FAQ
Q1: Is this adapter compatible with all HP laptops?
A: No. Compatibility depends on matching the voltage, wattage, and 7.4mm x 5.0mm Smart Pin connector.
Q2: Why do some labels show 18.5V while others show 19V?
A: Different production versions may use either specification, but both belong to the same 90W HP Smart Adapter platform.
Q3: What does the Smart Pin do?
A: The Smart Pin allows supported HP laptops to identify the adapter and manage charging functions correctly.
The HP PPP012L-S 391173-001 394224-001 is a 90W AC power adapter with a 7.4mm x 5.0mm Smart Pin connector, commonly used with compatible HP EliteBook, ProBook, Compaq notebooks, and mobile workstations. It delivers stable power for charging and operation and serves as a replacement for damaged or aging HP 90W Smart AC adapters.
Why Buy From OEM Power US?
- US warehouse fulfillment
- Orders ship within 24 hours on business days
- Every adapter is inspected and tested before shipment
- 1-year warranty included
- 30-day return policy
- Trusted marketplace seller since 2007
