1. Introduction
This user manual provides essential information for the safe and effective use of your Kircuit 18V AC/DC Power Adapter. This adapter is designed to provide reliable power to compatible devices, specifically PraxxisPro Electric Stapler models PD2-45FCEL and PD2-40FCES/G2. Please read this manual thoroughly before use and retain it for future reference.
2. Safety Information
Observe the following safety precautions to prevent injury or damage to the adapter or connected devices:
- Use the adapter only with devices specified as compatible.
- Do not expose the adapter to water, moisture, or extreme temperatures.
- Avoid dropping or subjecting the adapter to severe impact.
- Do not attempt to open, modify, or repair the adapter. Refer servicing to qualified personnel.
- Ensure the power outlet voltage matches the adapter's input specifications (100-240V AC).
- Unplug the adapter from the power outlet when not in use for extended periods.
- Keep out of reach of children.
3. Package Contents
Verify that all items are present in your package:
- Kircuit 18V AC/DC Power Adapter Unit
- AC Power Cord

Image 3.1: The Kircuit 18V AC/DC Power Adapter unit shown with its detachable AC power cord.
4. Setup
Follow these steps to set up your Kircuit power adapter:
- Connect the AC Power Cord: Take the AC power cord and connect its two-prong end into the corresponding receptacle on the Kircuit power adapter unit. Ensure it is firmly seated.
- Connect to Power Outlet: Plug the standard two-prong wall plug of the AC power cord into a suitable electrical wall outlet (100-240V AC).
- Connect to Device: Locate the power input port on your PraxxisPro Electric Stapler (Models PD2-45FCEL or PD2-40FCES/G2). Insert the barrel plug connector from the Kircuit adapter into this port.

Image 4.1: The power adapter with the AC power cord securely attached to the adapter unit.

Image 4.2: A detailed view of the AC power cord, showing the wall plug and the connector for the adapter unit.

Image 4.3: The power adapter in use, connected to a wall outlet and providing power to a device (represented by a cable leading off-screen).
5. Operating Instructions
Once properly connected, the Kircuit 18V AC/DC Power Adapter will supply power to your PraxxisPro Electric Stapler. The adapter is designed for continuous operation within its specified voltage and current limits.
- Ensure all connections are secure before operating your stapler.
- The adapter converts AC wall power to the DC power required by your device, allowing it to function or charge its internal battery (if applicable).
- A small indicator light on the adapter unit may illuminate when power is supplied, indicating proper function.
6. Maintenance
Proper maintenance ensures the longevity and reliable performance of your power adapter:
- Cleaning: Disconnect the adapter from all power sources and devices 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 away from direct sunlight and extreme temperatures. When storing, avoid tightly coiling the cables to prevent damage.
- Inspection: Periodically inspect the adapter and cables for any signs of damage, such as frayed wires, bent pins, or cracks in the casing. If damage is found, discontinue use and replace the adapter.
7. Troubleshooting
If you encounter issues with your Kircuit power adapter, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No power to device | Adapter not plugged in; loose connection; faulty outlet; damaged adapter. | Ensure adapter is fully plugged into wall and device. Try a different wall outlet. Inspect adapter and cables for damage. |
| Device not charging (if applicable) | Incorrect adapter; device issue; adapter issue. | Verify adapter compatibility with your device model. Ensure device's charging port is clean and undamaged. |
| Adapter feels hot | Normal operation; excessive load; poor ventilation. | A slight warmth is normal. Ensure adapter is in a well-ventilated area. If excessively hot, disconnect and contact support. |
8. Specifications
Key technical specifications for the Kircuit 18V AC/DC Power Adapter:
- Input Voltage: 100-240V AC
- Output Voltage: 18V DC (as per product title and compatibility)
- Connector Type: Barrel Plug
- Compatible Devices: PraxxisPro Flat-Clinch Electric Stapler Models PD2-45FCEL, PD2-40FCES/G2, SHF 1800166A1BA
- Color: Black
- Manufacturer: Shenzhen Waweis Technology Co., Ltd

Image 8.1: Dimensional diagram of the power adapter, illustrating its physical size and cable lengths for reference.
9. Warranty and Support
For warranty information or technical support regarding your Kircuit 18V AC/DC Power Adapter, please refer to the documentation provided at the time of purchase or contact your retailer. You may also reach out to the manufacturer, Shenzhen Waweis Technology Co., Ltd, for assistance.
For general inquiries or to report issues, please visit the Kircuit brand's official support channels or the platform where the product was purchased.