Introduction
This instruction manual provides essential information for the safe and efficient use of your Kircuit 20V AC/DC Power Adapter. This adapter is designed to provide power to compatible WAVLINK docking stations, specifically models WL-UG69PD24 and WL-UG76PD4 Pro. Please read this manual thoroughly before use and retain it for future reference.
Setup
- Unpack the power adapter and inspect it for any visible damage. Do not use if damaged.
- Ensure the power adapter's specifications (input/output voltage) match the requirements of your WAVLINK docking station.
- Connect the barrel plug connector of the adapter's output cable to the DC input port on your WAVLINK docking station.
- Plug the AC power cord into a standard 100-240V AC wall outlet.
- Verify that the power indicator light on the adapter (if present) illuminates, indicating it is receiving power.

Figure 1: Kircuit 20V AC/DC Power Adapter with dimensions and anti-interference magnetic ring. This image displays the Kircuit 20V AC/DC power adapter, highlighting its dimensions: 4.2 inches (length), 1.2 inches (width), and 1.8 inches (height). The output cable is 44.3 inches long, and the input power cord is 79.3 inches long. An anti-interference magnetic ring is visible on the output cable, designed to enhance system reliability and stability.

Figure 2: Kircuit 20V AC/DC Power Adapter and detachable AC power cord. This image shows the Kircuit 20V AC/DC power adapter unit and its detachable AC power cord. The adapter features a barrel plug connector for the docking station, and the power cord has a standard 2-pin US plug for wall outlets.

Figure 3: Close-up of the 2-pin AC power cord connector. A detailed view of the 2-pin AC power cord connector, which connects to the power adapter unit. This ensures a secure and standard connection for power input.
Operating Instructions
- Once connected as described in the Setup section, the adapter will supply power to your WAVLINK docking station.
- Ensure all connections are secure before powering on your docking station or connected devices.
- The adapter is designed for continuous operation within its specified voltage and current limits.

Figure 4: Kircuit 20V AC/DC Power Adapter connected to a wall outlet. This image demonstrates the Kircuit 20V AC/DC power adapter in use, with its AC power cord plugged into a standard wall outlet. The adapter unit rests on a surface, ready to power a compatible device.
Maintenance
- Keep the adapter clean and free from dust. Use a soft, dry cloth for cleaning.
- Avoid exposing the adapter to moisture, extreme temperatures, or direct sunlight.
- Do not attempt to open or repair the adapter. Refer to qualified service personnel for any repairs.
- Store the adapter in a cool, dry place when not in use, ensuring cables are not kinked or strained.
Troubleshooting
No Power Indicator Light / Docking Station Not Receiving Power
- Check if the AC power cord is securely plugged into both the wall outlet and the adapter.
- Verify the wall outlet is functional by plugging in another device.
- Ensure the barrel plug connector is fully inserted into the docking station's DC input.
- Inspect the cables for any cuts, bends, or damage. If damaged, discontinue use and replace the adapter.
Adapter Overheating
- Ensure the adapter is placed in a well-ventilated area, away from heat sources.
- Confirm that the docking station's power requirements do not exceed the adapter's output capacity.
- If overheating persists, disconnect the adapter and contact support.
Specifications
| Brand | Kircuit |
| Manufacturer | Shenzhen Waweis Technology Co., Ltd |
| ASIN | B0CH3FG42F |
| Connector Type | Barrel Plug |
| Compatible Devices | WAVLINK WL-UG69PD24, WL-UG76PD4 Pro USB3.0 Docking Station, Universal USB-C Dock, Dual HDMI Display |
| Special Feature | 100% Brand New, High Quality AC/DC Power Charger (non-OEM) |
| Color | Black |
| Input Voltage | 100-240 Volts (AC) |
| Output Voltage | 20 Volts |
| Power Source | Corded Electric |
| Main Power Connector Type | 2 Pin |
Warranty Information
For warranty information regarding your Kircuit 20V AC/DC Power Adapter, please refer to the official Kircuit website or contact your retailer. Please retain your purchase receipt as proof of purchase for any warranty claims.
Customer Support
If you encounter any issues or have questions not covered in this manual, please visit the Kircuit official website for support resources or contact their customer service directly. You may also reach out to the retailer from whom you purchased the product.