1. Introduction
The Dabbsson DBS1400Pro is a versatile portable power station designed to provide reliable power for various applications, including home backup, camping, job sites, and RV travel. It features a robust 1382Wh capacity and a 2400W output, expandable up to 11.3kWh with additional batteries. Equipped with advanced LiFePO4 battery technology, it ensures long-lasting performance and safety.
2. What's Included
Your Dabbsson DBS1400Pro package includes the following items:
- DBS1400Pro Pure Sine Wave Portable Power Station (x1)
- DBS 120W Solar Panel (x1)
- AC Charging Cable (x1)
- Solar Charging Cable (x1)
- Car Charging Cable (x1)
- User Manual (x1)
3. Safety Instructions
To ensure safe operation and prolong the lifespan of your Dabbsson DBS1400Pro, please adhere to the following safety guidelines:
- Do not use the product near heat sources, such as fire or heating furnaces.
- Avoid contact with any liquid. Do not immerse the product in water or get it wet. Do not use the product in wet or humid environments.
- Do not disassemble the product or pierce it with sharp objects.
- Avoid using wires or other metal objects that may result in a short circuit.
- Do not use the product in an environment with strong electrostatic fields or electromagnetic interference.
- Ensure proper ventilation during use to prevent overheating.
- Only charge the internal battery in a well-ventilated area.
- The device is not waterproof. Use indoors or in a sheltered outdoor area.
- Ensure the device is properly grounded when in use.
4. Product Overview: Ports and Controls

The front panel of the Dabbsson DBS1400Pro features multiple output options including 3 AC ports, 1 NEMA TT-30 port, 3 USB-A ports, 2 USB-C (100W) ports, 1 USB-C (30W) port, 1 Car Port, and 2 DC 5521 ports. It provides a rated power of 2400W, P-Boost power of 3000W, and a capacity of 1382Wh. An integrated display shows real-time power information.
Front Panel
- USB-A Ports (x3): 5V 2.4A (12W Max), Fast Charge (18W Max).
- USB-C Ports (x3): 2x PD 100W, 1x PD 30W.
- 12V DC Output: Car Power Outlet (1x 126W 10A), DC5521 Output (2x 50.4W).
- Display Screen: Shows input/output wattage, battery percentage, remaining usage/recharge time, Wi-Fi/Bluetooth status.
- Power Button: Main unit power on/off.
- LED Light: Integrated light for illumination.
Rear Panel
- AC Outlets (x3): Pure Sine Wave 120V, 2400W total (surge 4800W).
- NEMA TT-30 Outlet (x1): 20A Power-Boost 3600W.
- AC Charge Input: For connecting to wall outlet.
- Solar/Car Input: For connecting solar panels or car charger.
- Extra Battery Ports (x2): For connecting additional DBS2100B batteries to expand capacity.
- Overload Protection Button: Resets the unit in case of overload.
- Data Port: For firmware updates or advanced connectivity.
5. Setup
Before first use, fully charge your DBS1400Pro. Ensure the unit is placed on a stable, flat surface in a well-ventilated area, away from direct sunlight or heat sources.
Initial Charging
- Connect the AC charging cable to the AC Charge Input port on the rear panel and plug it into a standard wall outlet.
- The display will show the input wattage and estimated recharging time.
- For faster charging, combine AC and solar input. Connect the solar charging cable to the Solar/Car Input port and position the solar panel in direct sunlight.

This image illustrates the fast charging capabilities of the DBS1400Pro. It can achieve 80% charge in 32 minutes using a combined 1800W AC input and 600W solar input. The unit is shown connected to both a wall outlet and solar panels.
App Connection
Download the Dabbsson app from your smartphone's app store. Follow the in-app instructions to connect your DBS1400Pro via Wi-Fi or Bluetooth. The app allows you to monitor battery status, control outputs, and manage charging/discharging settings.

The Dabbsson app provides comprehensive control over the power station, including monitoring battery status, adjusting charging speeds, and setting timers for off-peak charging.
6. Operating Instructions
Powering On/Off
- To turn on the main unit, press and hold the Power Button on the front panel until the display illuminates.
- To turn off the main unit, press and hold the Power Button again until the display turns off.
- To activate/deactivate specific output groups (AC, USB, 12V DC), press their respective on/off buttons.
Using Output Ports
Connect your devices to the appropriate ports. The DBS1400Pro can power up to 13 different devices simultaneously.
- AC Outlets: Ideal for home appliances, power tools, and other high-wattage devices.
- USB Ports: Use for charging smartphones, tablets, laptops, and other USB-powered devices. Fast charge ports are available for quicker charging.
- 12V DC Ports: Suitable for car refrigerators, portable air compressors, and other 12V DC devices.
- NEMA TT-30: Provides remote charging convenience for RVs or emergency power backup for EVs.
Expandable Capacity
The DBS1400Pro's capacity can be expanded from 1.3kWh up to 11.3kWh by connecting additional DBS2100B expansion batteries. This allows for extended power supply during prolonged outages or for higher power demands.

This graphic demonstrates the expandable capacity of the DBS1400Pro, which can be increased up to 11.3kWh by adding expansion batteries. It shows various configurations and their respective power durations for devices like phones, refrigerators, and space heaters.
7. Charging
The DBS1400Pro offers multiple charging methods to ensure your power station is always ready.
AC Wall Charging
- Connect the AC charging cable to a standard wall outlet.
- The unit supports up to 1800W AC charging, achieving 80% charge in approximately 42 minutes.
Solar Charging
- Connect compatible solar panels (up to 1200W max input) to the Solar/Car Input port.
- Position solar panels in direct sunlight for optimal charging efficiency.
- Combined AC and solar charging can achieve 80% charge in as little as 32 minutes.

The Dabbsson 120W solar panel is highlighted for its 23.4% industrial-grade conversion efficiency, capturing more sunlight for increased power generation. It features a 24.48V open circuit voltage.
Car Charging
- Use the provided car charging cable to connect the unit to your vehicle's 12V/23V car power outlet.
- This method is convenient for charging on the go.
8. Maintenance
Proper maintenance ensures the longevity and optimal performance of your DBS1400Pro.
- Battery Care: The semi-solid LiFePO4 battery maintains 80% capacity after 4500 cycles, equivalent to 15 years of use. Avoid fully discharging the battery regularly to maximize lifespan.
- Cleaning: Use a dry, soft cloth to clean the exterior of the unit. Do not use abrasive cleaners or solvents.
- Storage: Store the unit in a cool, dry place, away from direct sunlight and extreme temperatures. Optimal storage temperature is 0°C to 45°C (32°F to 113°F).
- Regular Use: For optimal battery health, it is recommended to use and recharge the unit at least once every three months.

An internal diagram of the DBS1400Pro reveals its semi-solid state LiFePO4 battery, which offers 9 times longer lifespan and greater safety. It is certified by FCC EMC Class-B, UL2743, and ETL, and includes a Dab Shield Protection System, ensuring 4500+ cycles and over 15 years of battery lifespan.
9. Troubleshooting
If you encounter any issues with your DBS1400Pro, refer to the following common problems and solutions:
- Unit Not Turning On: Ensure the battery is charged. Press and hold the main power button for a few seconds.
- No Output from Ports: Check if the specific output group (AC, USB, DC) is activated. Ensure the device connected is within the power station's wattage limits.
- Overload Protection Activated: If the unit shuts down due to overload, disconnect some devices and press the Overload Protection button on the rear panel to reset.
- Slow Charging: Verify that all charging cables are securely connected. Ensure solar panels are in direct sunlight. Check the charging speed settings in the Dabbsson app.
- App Connectivity Issues: Ensure Wi-Fi or Bluetooth is enabled on your smartphone and the power station. Try restarting both the app and the power station.
10. Specifications
| Feature | Specification |
|---|---|
| Model Name | DBS1400Pro |
| Brand | Dabbsson |
| Capacity | 1382Wh (51.2V=27Ah) |
| Rated Power | 2400W (Pure Sine Wave) |
| Surge Power | 4800W |
| Expandable Capacity | Up to 11.3kWh with DBS2100B batteries |
| AC Output Voltage | 120 Volts |
| Total Power Outlets | 4 (AC) + NEMA TT-30 + USB + DC |
| AC Charging Speed | 1800W Max |
| Solar Input | 1200W Max (12-60V, 25A) |
| Car Charging | 12V/23V |
| Battery Type | Semi-solid LiFePO4 |
| Battery Lifespan | 4500+ cycles to 80% capacity (approx. 15 years) |
| Item Weight | 45 Pounds (20.5 kg) |
| Product Dimensions | 17"L x 10"W x 11.9"H (432x254x303mm) |
| Operating Temperature | -20°C to 30°C (-4°F to 86°F) |
| Charging Temperature | -10°C to 45°C (14°F to 113°F) |
| Storage Temperature | 0°C to 45°C (32°F to 113°F) |
11. Warranty and Support
The Dabbsson DBS1400Pro comes with a comprehensive warranty and dedicated customer support.
- Warranty: Enjoy a 3-year standard warranty, extendable to 5 years with registration.
- Customer Support: 24/7 support and lifetime technical assistance are available for any inquiries regarding your solar powered generator.