1. Introduction
This manual provides instructions for the safe and effective use of your Onerbl 4 Way Splitter 12V AC-DC Adapter. This adapter is designed as a replacement power supply for various XVIM 1080P Home Security Camera Systems, ensuring reliable power delivery. It converts AC wall power to the DC power required by your devices.
2. Safety Information
- Ensure the adapter's voltage and current ratings match your device's requirements.
- Do not expose the adapter to water, moisture, or extreme temperatures.
- Avoid dropping or subjecting the adapter to strong impacts.
- Do not attempt to open or modify the adapter. Refer all servicing to qualified personnel.
- Unplug the adapter from the power outlet when not in use for extended periods.
- Keep out of reach of children.
- Ensure proper ventilation around the adapter during operation to prevent overheating.
3. Package Contents
- 1 x Onerbl 4 Way Splitter 12V AC-DC Adapter
4. Setup Instructions
- Identify Compatible Devices: Confirm that your security camera system requires a 12V DC power input and is compatible with the listed XVIM models (4AHD7, 8AHD7, US-D8-4AHD7-1T-205-3D, US-D8-C8AHD7008, D8-8AHD7-T-203/205).
- Connect the Splitter: If using a 4-way splitter (sold separately), connect the output of the Onerbl AC-DC adapter to the input of the 4-way splitter.
- Connect to Cameras: Connect the individual output cables from the 4-way splitter to the power input ports of your security cameras. Ensure all connections are secure.
- Plug into Power Outlet: Insert the Onerbl AC-DC adapter's plug into a standard AC wall power outlet.
- Verify Operation: Confirm that your security camera system powers on and functions correctly.

This image displays the Onerbl 12V AC-DC adapter, showing its front with the input specifications (100-240VAC 0.3A 50/60Hz) and regulatory marks, and a side view highlighting its compact design and two-prong US plug.

This image illustrates the physical dimensions of the Onerbl 12V AC-DC adapter, measuring approximately 2.6 inches in length, 1.6 inches in width, and 1.2 inches in height. The attached cable has a length of 76 inches.

This image shows the Onerbl 12V AC-DC adapter connected to a power strip, demonstrating its compact form factor that allows it to fit alongside other plugs without obstruction.
5. Operating Instructions
Once properly connected and plugged into a power outlet, the Onerbl 4 Way Splitter 12V AC-DC Adapter will continuously supply 12V DC power to your connected devices. There are no user-adjustable settings or controls on the adapter itself. Its operation is automatic upon connection to a live power source.
6. Maintenance
- Cleaning: Use a dry, soft cloth to clean the adapter. Do not use liquid cleaners or aerosols.
- Storage: Store the adapter in a cool, dry place when not in use. Avoid wrapping the cable too tightly.
- Inspection: Periodically inspect the adapter and its cable for any signs of damage, such as frayed wires or cracked casing. Discontinue use if damage is found.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No power to devices | Adapter not plugged in; faulty outlet; loose connections; incompatible device. | Ensure adapter is fully plugged into a working outlet. Check all cable connections. Verify device compatibility. Try a different outlet. |
| Adapter feels hot | Normal operation (slight warmth); insufficient ventilation; overloaded. | Ensure adapter has adequate airflow. If excessively hot, disconnect and check device power requirements. Do not cover the adapter. |
| Intermittent power | Loose connection; damaged cable/adapter. | Check all connections. Inspect cable and adapter for damage. Replace if damaged. |
8. Specifications
- Brand: onerbl
- Manufacturer: Shenzhen Waweis Technology Co., Ltd
- Input Voltage: 100-240VAC, 0.3A, 50/60Hz (as per image)
- Output Voltage: 12 Volts DC
- Cable Length: Approximately 76 inches (as per image)
- Dimensions (Adapter Body): Approximately 2.6 x 1.6 x 1.2 inches (L x W x H, as per image)
9. Warranty and Support
For warranty information or technical support, please refer to the documentation provided with your purchase or contact the seller directly. Keep your purchase receipt for warranty claims.