Product Introduction
When an HP laptop or Chromebook fails to charge, charges slowly, or shows “plugged in but not charging,” the issue is often related to an incompatible or weakened USB-C power adapter. The HP TPN-DA15 (L43407-001) 45W USB-C Power Delivery adapter is designed to provide intelligent voltage negotiation and stable charging for supported HP devices.
Application Scenarios
- HP Chromebook series with USB-C charging support
- HP ProBook and EliteBook lightweight business laptops
- HP x360 convertible notebooks and 2-in-1 devices
- Mobile office and travel charging setups
- Replacement for lost or failed HP 45W USB-C PD adapters
Technical Specifications
| Brand | HP |
| Model | TPN-DA15 |
| Part Number | L43407-001 |
| Output Protocol | USB Power Delivery (PD 3.0) |
| Output Voltage | 5V / 9V / 12V / 15V |
| Max Output Current | 3A |
| Maximum Power | 45W |
| Connector Type | USB Type-C |
| Input | 100–240V AC 50/60Hz |
| Condition | Replacement Power Adapter |
OEM Replacement Compatibility
- HP Chromebook USB-C charging models
- HP ProBook x360 / Elite x360 series laptops
- HP business ultrabooks supporting USB-C PD charging
- HP L43407-001 / TPN-DA15 / 1MZ01AA compatible systems
- Devices requiring 45W USB-C Power Delivery input
FAQ
Q1: Does this support all HP laptops?
A: No. Only HP devices with USB-C Power Delivery charging support are compatible.
Q2: Can I use a higher wattage USB-C charger?
A: Yes. Higher wattage PD chargers are safe as the device will only draw required power.
Q3: Why does it use multiple voltages?
A: USB-C PD automatically negotiates voltage (5V–15V) based on device power demand.
