Introduction
This manual provides essential instructions for the safe and efficient use of your PK Power DC 12V AC Adapter. Please read this manual thoroughly before use and retain it for future reference.

Image: The PK Power DC 12V AC Adapter, a black rectangular unit with a two-prong plug, connected to a coiled black power cord.
Safety Information
- Always ensure the adapter's voltage and amperage match the requirements of your device.
- Do not expose the adapter to water or excessive moisture.
- Avoid using the adapter if the cable or plug is damaged.
- Unplug the adapter from the power outlet when not in use.
- This product is designed for indoor use only.
- Keep out of reach of children.
This product is CE / FCC / RoHS certified, ensuring compliance with safety and environmental standards.
Package Contents
- 1 x PK Power DC 12V AC Adapter
Specifications
| Feature | Detail |
|---|---|
| Input Voltage | 100-240V AC, 50-60Hz |
| Output Voltage | 12V DC |
| Output Current | Up to 500mA (compatible with devices requiring 50mA, 150mA, 250mA, 350mA, 450mA) |
| Connector Type | Barrel Connector |
| Protection Features | OVP (Over Voltage Protection), OCP (Over Current Protection), SCP (Short Circuit Protection) |
| Certifications | CE, FCC, RoHS |
Setup
- Verify Compatibility: Before connecting, ensure your device requires a 12V DC input and its current draw is 500mA or less.
- Connect to Device: Insert the barrel connector of the AC adapter into the power input port of your electronic device.
- Connect to Power Outlet: Plug the AC adapter into a standard 100-240V wall outlet.
- Power On: Turn on your device.

Image: The PK Power DC 12V AC Adapter shown with its physical dimensions: 2.92 inches in length, 1.58 inches in width, and 1.18 inches in height.
Operating Instructions
Once connected, the adapter will supply power to your device. No further operational steps are required for the adapter itself. Always ensure the adapter is placed in a well-ventilated area to prevent overheating.
Maintenance
- Keep the adapter clean and free from dust. Use a dry, soft cloth for cleaning.
- Do not attempt to open or repair the adapter. This will void any warranty and may pose a safety risk.
- Store the adapter in a cool, dry place when not in use.
- Avoid bending or crimping the power cord excessively.
Troubleshooting
- Device not powering on:
- Check if the adapter is securely plugged into both the device and the wall outlet.
- Verify that the wall outlet is functional by testing it with another device.
- Confirm that the adapter's specifications (voltage, amperage) match your device's requirements.
- Inspect the adapter cable and connector for any visible damage.
- Adapter feels warm:
- It is normal for AC adapters to generate some heat during operation.
- Ensure the adapter is in a well-ventilated area and not covered.
- If the adapter becomes excessively hot or emits a burning smell, unplug it immediately and discontinue use.
Warranty and Support
PK-Power products are tested by the manufacturer to match and/or exceed OEM specifications. For customer service inquiries, please contact PK-Power directly. Our friendly and reliable customer service team aims to respond within 24 hours. Please refer to your purchase documentation for specific warranty terms and conditions.
For more information, visit the official PKPOWER Store: PKPOWER Store on Amazon