1. Introduction
This manual provides essential instructions for the safe and effective use of your PK Power AC DC Adapter, Model B01-050250. This adapter is designed to convert AC wall power to DC power for compatible electronic devices. Please read this manual thoroughly before use and retain it for future reference.
2. Safety Information
To ensure safe operation and prevent damage, observe the following safety precautions:
- Input Voltage: Only connect the adapter to power sources within the specified input range of 100-240V AC, 50-60Hz.
- Protection Features: This adapter is equipped with Over Voltage Protection (OVP), Over Current Protection (OCP), and Short Circuit Protection (SCP) to safeguard your devices.
- Certifications: The product is CE, FCC, and RoHS certified, indicating compliance with relevant safety and environmental standards.
- Environment: Use the adapter in a dry environment. Avoid exposure to water, moisture, or extreme temperatures.
- Ventilation: Ensure adequate ventilation around the adapter during use. Do not cover it.
- Damage: Do not use the adapter if the cord or plug is damaged. Do not attempt to open or repair the adapter yourself.
- Children: Keep out of reach of children.
3. Package Contents
The package contains:
- 1 x PK Power AC DC Adapter (Model B01-050250)
4. Setup
Follow these steps to set up your AC DC adapter:
- Verify Compatibility: Ensure your device requires the specific voltage and current output provided by this adapter. Refer to your device's specifications.
- Connect to Device: Plug the auxiliary connector end of the adapter cable into the power input port of your electronic device.
- Connect to Power Outlet: Insert the 2-pin main power connector into a standard wall power outlet (100-240V AC).

Figure 1: PK Power AC DC Adapter main unit with attached power cord.

Figure 2: Close-up view of the adapter's plug, displaying input specifications and certifications.
5. Operating Instructions
Once properly connected, the adapter will supply power to your compatible device. No further user interaction is typically required for operation.
- Ensure the adapter is securely plugged into both the wall outlet and your device.
- If your device has a power indicator, confirm it illuminates to show power reception.
- Disconnect the adapter from the wall outlet when not in use for extended periods.
6. Maintenance
Proper maintenance ensures the longevity and safe operation of your adapter:
- Cleaning: Disconnect the adapter from all power sources before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use liquid cleaners or solvents.
- Storage: Store the adapter in a cool, dry place when not in use. Avoid wrapping the cable too tightly around the adapter body.
- Inspection: Periodically inspect the adapter and its cables for any signs of damage, such as cuts, fraying, or bent pins. Discontinue use if damage is found.
7. Troubleshooting
If you encounter issues with your adapter, try the following steps:
- No Power to Device:
- Ensure the adapter is firmly plugged into both the wall outlet and your device.
- Test the wall outlet with another known working appliance to confirm it has power.
- Verify that your device is compatible with this adapter's output specifications.
- Adapter Overheating:
- Ensure the adapter is not covered and has adequate ventilation.
- Disconnect the adapter and allow it to cool down. If overheating persists, discontinue use.
- Device Not Charging/Operating Correctly:
- Confirm the device's power input port is clean and free of debris.
- Try using the adapter with another compatible device (if available) to isolate the issue.
If these steps do not resolve the issue, please contact customer support.
8. Specifications
| Brand | PKPOWER |
| Model | B01-050250 |
| Input Voltage | 100-240V AC, 50-60Hz |
| Connector Type | Auxiliary |
| Main Power Connector Type | 2 Pin |
| Power Source | Corded Electric |
| Mounting Type | Wall Mount |
| Color | Black |
| Certifications | CE, FCC, RoHS |
| Protection Features | OVP (Over Voltage Protection), OCP (Over Current Protection), SCP (Short Circuit Protection) |
| Number of Items | 1 |
9. Warranty Information
This PK Power AC DC Adapter is covered by a 1-year manufacturer's warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use. It does not cover damage caused by misuse, accident, unauthorized modification, or external causes.
Please retain your proof of purchase for warranty claims.
10. Customer Support
For any questions, concerns, or assistance with your PK Power AC DC Adapter, please contact our customer service team. Our friendly and reliable customer service representatives are committed to responding to your inquiries within 24 hours.
Please have your product model number (B01-050250) and purchase details ready when contacting support.