1. Introduction
The WALLECUBE W150 is a 150W DC Uninterruptible Power Supply (UPS) designed to provide seamless power backup for Network Attached Storage (NAS) systems, mini PCs, routers, and other compatible DC-powered devices. It features a durable LiFePO4 battery and intelligent protection systems to prevent data loss and ensure continuous operation during power outages. This manual provides essential information for the safe and efficient use of your WALLECUBE W150 UPS.

Image: The WALLECUBE W150 UPS integrated into a home server environment, highlighting its role in smart power protection.
2. Safety Information
- Do not expose the unit to rain, moisture, or extreme temperatures.
- Ensure proper ventilation around the UPS to prevent overheating.
- Do not disassemble or attempt to repair the unit yourself. Refer all servicing to qualified personnel.
- Use only the provided or approved cables and power adapters.
- Keep out of reach of children.
3. Package Contents
Verify that all items are present in your package:
- WALLECUBE W150 UPS Unit
- USB Cable
- DC5525 Cable (Male to Male)
- 4 Pin Cable
- DC5521 Cable (Female 5.5x2.1 to Male 5.5x2.5 adapter)
- Instruction Manual

Image: Contents of the WALLECUBE W150 package, including the UPS unit and various connection cables.
4. Product Overview
The WALLECUBE W150 UPS is designed for reliability and efficiency, featuring:
- Durable LiFePO4 Battery: 57.6Wh capacity with over 3,000 charge cycles, offering enhanced safety and longevity compared to traditional batteries.
- Intelligent Protection System (BMS): Built-in Battery Management System protects against overcharge, over-discharge, over-current, short-circuit, and overheating.
- Instant Backup: Switches to battery power in less than 1 millisecond, ensuring uninterrupted operation for connected devices.
- WOL Remote Power-On: Supports Wake-on-LAN for remote device activation within the same network.
- Ultra-Compact & Silent Design: Measures approximately 3.9 x 4.7 x 1.5 inches and operates silently.

Image: Visual representation of the WALLECUBE W150's core features, emphasizing its seamless power switching and robust battery life.
5. Setup
Follow these steps to set up your WALLECUBE W150 UPS:
- Connect Input Power: Connect your device's original power adapter to the INPUT port of the WALLECUBE W150 UPS. The UPS does not include its own power supply; it acts as an intermediary.
- Connect Output to Device: Use one of the provided DC cables (DC5525 or DC5521, or the 4-pin cable if applicable) to connect the OUTPUT port(s) of the UPS to your NAS, mini PC, or other DC-powered device. The UPS has two DC output ports.
- Connect USB Communication (Optional): For smart control and monitoring with compatible NAS systems (e.g., Synology), connect the provided USB cable from the UPS's USB port to your NAS.
- Power On: The UPS will automatically power on and begin charging its internal battery while passing power to your connected device.
Important Note: Ensure the voltage and amperage settings on the UPS (if configurable via app) match your device's requirements. Some devices may require specific voltage settings to be configured before connecting.

Image: Setup diagram showing the WALLECUBE W150 UPS connected to a NAS, demonstrating the power flow and USB communication.
6. Operation
Once set up, the WALLECUBE W150 operates automatically:
- Normal Operation: The UPS charges its internal battery and supplies power to your connected devices from the main power source.
- Power Outage: In the event of a power failure, the UPS instantly switches to battery power (less than 1ms delay) to keep your devices running without interruption.
- Power Restoration: When main power is restored, the UPS automatically switches back to the main power source and recharges its battery.
- Display: The front display shows real-time information such as input/output voltage, current, battery level, and power consumption.
7. Mobile App Control
The WALLECUBE W150 can be monitored and managed via a dedicated mobile application:
- Download App: Search for the "WALLECUBE UPS" app on your smartphone's app store.
- Connect: Follow the in-app instructions to connect your UPS via Bluetooth or Wi-Fi. A one-time email registration may be required.
- Features: The app allows you to:
- View real-time battery level, voltage, and load.
- Receive instant notifications for blackouts and abnormal conditions.
- Track power usage statistics and history.
- Remotely power on/off devices via Wake-on-LAN (WOL).
- Adjust advanced configurations like adapter amps and volts.

Image: The WALLECUBE mobile application interface, demonstrating remote control and monitoring capabilities for the UPS.
8. Compatibility
The WALLECUBE W150 is designed for broad compatibility with various DC-powered devices, including:
- NAS Systems:
- Synology (2-Bay series, 4-Bay series, 1522+, 1520+)
- QNAP (2-Bay series, 4-Bay series, 5-Bay series, TS-564)
- TerraMaster (F2, F4, F8 SSD)
- UGREEN (2-Bay series, 4-Bay series)
- Other Devices: Routers, modems, mini PCs, and home servers that utilize DC power.

Image: Broad compatibility of the WALLECUBE W150 UPS with major NAS brands and models.
9. Maintenance
To ensure the longevity and optimal performance of your WALLECUBE W150 UPS:
- Battery Care: The LiFePO4 battery is designed for long life. Avoid frequent deep discharges if possible, though the BMS protects against over-discharge.
- Cleaning: Periodically clean the exterior of the unit with a soft, dry cloth. Do not use liquid cleaners or solvents.
- Ventilation: Ensure the ventilation openings are clear of dust and obstructions.
- Firmware Updates: Check the mobile app periodically for any available firmware updates to ensure the best performance and latest features.

Image: Illustration of the LiFePO4 battery cells and the app's smart battery management features, crucial for maintenance.
10. Troubleshooting
If you encounter issues with your WALLECUBE W150 UPS, refer to the following:
| Problem | Possible Cause | Solution |
|---|---|---|
| UPS not powering on/charging | Input power adapter not connected or faulty. | Ensure the original power adapter is securely connected to the UPS INPUT port and a working power outlet. |
| Connected device not receiving power | Output cable loose or incorrect voltage setting. | Check the connection between the UPS OUTPUT port and your device. Verify voltage settings via the mobile app (if applicable) and ensure they match your device's requirements. Restart the UPS after changing settings. |
| Mobile app cannot connect to UPS | Bluetooth/Wi-Fi off, app permissions, or registration issue. | Ensure Bluetooth/Wi-Fi is enabled on your phone. Grant necessary permissions to the app. Try restarting the app and the UPS. Confirm your account registration if required. |
| Short battery runtime | High load or battery degradation. | Reduce the total power draw of connected devices. If the battery is old, its capacity may naturally decrease over time. |
For further assistance, please contact WALLECUBE customer support.
11. Specifications
| Feature | Specification |
|---|---|
| Model Number | W150 |
| Brand | WALLECUBE |
| Battery Cell Type | LiFePO4 (Lithium Iron Phosphate) |
| Battery Capacity | 57.6Wh |
| Input Voltage | 20 Volts |
| Output Voltage | 12 Volts (Configurable via app for specific devices) |
| Maximum Power Output | 150 Watts |
| Output Current | 10 Amps |
| Number of DC Output Ports | 2 |
| Battery Charge Time | Approximately 4 Hours |
| Typical Runtime | Up to 2 hours (depending on load) |
| Product Dimensions (D x W x H) | 3.9" x 4.7" x 1.5" (10cm x 12cm x 3.8cm) |
| Item Weight | 780 Grams (1.71 Pounds) |
| Enclosure Material | Metal |
| Operating Temperature | Up to 60 Degrees Celsius |
12. Warranty and Support
Warranty: The WALLECUBE W150 UPS comes with a 2-year manufacturer warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use.
Support: For technical assistance, troubleshooting, or warranty claims, please contact WALLECUBE customer support through the retailer where you purchased the product or visit the official WALLECUBE website for contact information.
