1. Introduction
This manual provides instructions for the safe and effective use of your UPBRIGHT 12V AC/DC Adapter. This power supply is designed to provide reliable power to compatible DeVilbiss 7305 and 7310 Series Homecare Vacu-Aide QSU Suction Units. Please read this manual thoroughly before use and retain it for future reference.
2. Safety Information
- Input Voltage: This adapter is designed for a worldwide input voltage range of 100-240VAC, 50/60Hz.
- Protection Features: The adapter includes Over Voltage Output Protection (OVP), Over Current Output Protection (OCP), and Short Circuit Output Protection (SCP) to ensure safe operation.
- Indoor Use Only: This product is intended for indoor use in dry locations. Do not expose to rain, moisture, or extreme temperatures.
- Avoid Disassembly: Do not attempt to open or modify the adapter. Refer all servicing to qualified personnel.
- Proper Ventilation: Ensure adequate ventilation around the adapter during use to prevent overheating.
- Cable Integrity: Regularly inspect the power cord and adapter for any signs of damage. Do not use if damaged.
3. Setup
- Identify Power Cord: Select the appropriate AC power cord for your country or region.
- Connect AC Cord: Connect the selected AC power cord to the input port of the UPBRIGHT AC/DC adapter.
- Plug into Outlet: Insert the AC power cord plug into a standard wall electrical outlet.
- Connect to Device: Connect the DC output barrel connector from the adapter to the power input port of your DeVilbiss 7305 or 7310 Series Vacu-Aide QSU Suction Unit.
- Secure Connections: Ensure all connections are firm and secure before operating the suction unit.

Figure 1: UPBRIGHT AC/DC Adapter with power cord connected.

Figure 2: Examples of compatible AC power plug types for different regions.
4. Operating Instructions
Once properly connected, the UPBRIGHT 12V AC/DC Adapter will supply continuous power to your DeVilbiss Vacu-Aide QSU Suction Unit. The adapter operates automatically when plugged into a live electrical outlet and connected to the device.
- Verify that the DeVilbiss unit powers on correctly after connecting the adapter.
- For extended periods of non-use, it is recommended to unplug the adapter from the wall outlet.
5. Maintenance
To ensure the longevity and optimal performance of your adapter, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the adapter. Do not use liquid cleaners or solvents.
- Storage: Store the adapter in a cool, dry place away from direct sunlight and moisture when not in use.
- Cable Care: Avoid bending or crimping the power cables excessively. Do not place heavy objects on the cables.
- Inspection: Periodically inspect the adapter casing and cables for any signs of physical damage.
6. Troubleshooting
If you encounter issues with your UPBRIGHT AC/DC Adapter, refer to the following common troubleshooting steps:
- No Power to Device:
- Ensure the adapter is securely plugged into a working electrical outlet.
- Verify that the DC barrel connector is fully inserted into the DeVilbiss unit's power input.
- Test the electrical outlet with another device to confirm it is functional.
- Device Not Charging/Operating Correctly:
- Confirm that the adapter's specifications (voltage and amperage) match the requirements of your DeVilbiss unit.
- Inspect the adapter and cables for any visible damage. Discontinue use if damage is found.
- If the issue persists after performing these steps, contact customer support.
7. Specifications

Figure 3: UPBRIGHT AC/DC Adapter with visible specifications.
| Feature | Detail |
|---|---|
| Input Voltage | 100-240VAC, 50/60Hz |
| Output Voltage | 12VDC |
| Output Current | 2.94A - 4.16A (compatible with 2940mA, 3400mA, 4000mA, 4160mA) |
| Protection | OVP (Over Voltage Protection), OCP (Over Current Protection), SCP (Short Circuit Protection) |
| Connector Type | Barrel Connector |
| Product Dimensions | 6 x 3 x 2 inches (approximate) |
| Item Weight | 10 ounces (approximate) |
| Compatibility | DeVilbiss 7305, 7310 Series Homecare Vacu-Aide QSU Suction Units (e.g., 7305D-D, 7310PR-D, Dv7305P613) |
8. Warranty and Support
Your UPBRIGHT AC/DC Adapter comes with the following warranty and support:
- Refund Policy: 30 days refund period from the date of purchase.
- Exchange Policy: 24 months exchange for defective units from the date of purchase.
For technical support, warranty claims, or any inquiries regarding your product, please contact UPBRIGHT customer service through the retailer where the product was purchased or visit the official UPBRIGHT website for contact information.