1. Úvod a konecview
This manual provides essential information for the safe and efficient operation of your DATOUBOSS 48V 300Ah LiFePO4 Lithium Battery. This high-capacity battery is designed for reliable energy storage in various applications, including off-grid solar systems, RVs, and home backup power solutions. It features a robust 200A Battery Management System (BMS), a touchable LCD screen for real-time monitoring, and advanced communication capabilities.
Please read this manual thoroughly before installation and use to ensure proper functionality and longevity of your battery system.
2. Klíčové vlastnosti
- Vestavěný 200A BMS: Provides comprehensive protection against overcharge, over-discharge, overcurrent, and short circuits, supporting a maximum continuous load of 10kW.
- High Capacity & Long Service Life: Offers 16.07kWh capacity and over 8,000 deep cycles, built with automotive-grade A cells for over 10 years of dependable service.
- Advanced Communication Compatibility: Supports RS232, RS485, and CAN communication for compatibility with most inverters.
- Smart Touchscreen LCD Display: Allows easy monitoring of real-time data for each cell and battery (in parallel configurations) and quick identification of issues via alert modes.
- Easy Installation & Mobility: Features sturdy swivel casters for smooth movement and secure locking. Compact and modular design allows expansion up to 15 units in parallel for a 230kWh system.
3. Bezpečnostní pokyny
Adhere to the following safety guidelines to prevent injury and damage to the battery:
- Baterii nerozebírejte, neupravujte ani se ji nepokoušejte opravovat.
- Uchovávejte baterii mimo dosah zdrojů tepla, otevřeného ohně a hořlavých materiálů.
- Během provozu a nabíjení zajistěte dostatečné větrání.
- Používejte pouze kompatibilní nabíječky a měniče.
- Vyhněte se zkratování vývodů baterie.
- Wear appropriate personal protective equipment (PPE) during installation and handling.
- V případě požáru použijte hasicí přístroj třídy D. Voda může zhoršit požár lithiových baterií.
- Do not immerse the battery in water or expose it to excessive moisture.
4. Nastavení a instalace
4.1 Vybalení a kontrola
Carefully unpack the battery and inspect it for any signs of damage during transit. Report any damage to your supplier immediately.
4.2 Umístění
The DATOUBOSS battery can be wall-mounted or ground-mounted. Ensure the installation location is dry, well-ventilated, and within the recommended operating temperature range. The integrated swivel casters allow for easy positioning before locking the battery in place.

Figure 1: DATOUBOSS 48V 300Ah LiFePO4 Lithium Battery with dimensions and mounting options. Dimensions are approximately 87.9cm (34.6in) height, 45.3cm (17.8in) width, and 26cm (10.2in) depth.
4.3 Připojení
Connect the battery to your inverter or load using appropriate cables and terminals. Ensure correct polarity: red for positive (+) and black for negative (-). The battery features dedicated ports for RS485, CAN, and RS232 communication for integration with compatible inverters and monitoring systems.

Figure 2: Rear panel of the DATOUBOSS battery, detailing the Reset Switch, DIP Address switches (ADS), Main Contact, RS485, CAN, RS232 communication ports, Battery Positive (+) and Negative (-) terminals, Push Button Switch, and Air Switch for input/output disconnection.
4.4 Paralelní připojení
Multiple DATOUBOSS batteries can be connected in parallel, up to 15 units, to achieve a larger system capacity of up to 230kWh. Refer to the specific wiring diagrams and communication settings in the full product manual for detailed instructions on parallel configurations.

Figure 3: Illustration of connecting multiple DATOUBOSS 51.2V 314Ah LiFePO4 batteries in parallel with solar panels and an inverter, demonstrating scalability up to 15 units for 225 kWh total energy.
4.5 Počáteční zapnutí
After all connections are secure, switch on the main power switch (Air Switch) and then the push button switch on the battery. The LCD screen will illuminate, displaying system status.
Video 1: Stručný přehledview baterie DATOUBOSS 48V 300Ah LiFePO4, ukázkaasing its physical design, rear connection panel, bottom wheels for mobility, and the interactive touchscreen display. This video highlights the product's key external features and interface.
5. Návod k obsluze
5.1 LCD Touchscreen Operation
The integrated color touchscreen provides real-time monitoring of battery parameters. Tap the screen to navigate through different pages and view data such as voltage, capacity, current, power, and cell status. The alert mode will indicate any detected issues.

Obrázek 4: Detail view of the DATOUBOSS battery's color touchscreen, showing real-time operational data including voltage, capacity, current, power, and individual cell status. The screen allows for intuitive monitoring and parameter settings.
5.2 Integrace systému
The battery is designed to integrate with various energy systems, including solar panels, utility grids, and generators, via a solar hybrid inverter. Ensure your inverter is compatible with the battery's communication protocols (RS232, RS485, CAN) for optimal performance and monitoring.

Figure 5: System diagram showing the DATOUBOSS 51.2V 314Ah LiFePO4 battery connected to solar panels, utility grid, generator, and home loads through a solar hybrid inverter, illustrating its role in a comprehensive energy solution.
6. Údržba
The DATOUBOSS LiFePO4 battery requires minimal maintenance. Follow these guidelines to ensure optimal performance:
- Pravidelná kontrola: Periodically check all cable connections for tightness and signs of corrosion.
- Čištění: Keep the battery exterior clean and free of dust. Use a dry, soft cloth for cleaning. Do not use solvents or abrasive cleaners.
- Podmínky prostředí: Ensure the battery operates within its specified temperature range. Avoid extreme heat or cold.
- Aktualizace softwaru: If available, periodically check for and apply firmware updates for the BMS to ensure optimal performance and compatibility.
7. Řešení problémů
If you encounter issues with your DATOUBOSS battery, refer to the LCD screen for alert messages. Common issues and basic troubleshooting steps are listed below:
- Bez napájení/Vypnutí obrazovky: Check if the Air Switch and Push Button Switch are in the 'ON' position. Verify all power connections.
- Alert Message on LCD: Note the specific alert code or message. Consult the full product manual for detailed explanations and corrective actions for each alert.
- Baterie se nenabíjí/nevybíjí: Ensure the inverter is correctly configured and communicating with the battery. Check for any tripped circuit breakers in the system.
- Snížený výkon: Verify that the battery is operating within its recommended temperature range. Ensure proper ventilation.
For persistent issues or complex problems, contact DATOUBOSS customer support.
8. Specifikace
The following table outlines the technical specifications for the DATOUBOSS 48V 300Ah LiFePO4 Lithium Battery (Model LFP48-300-FSD):

Figure 6: Detailed technical specifications for the DATOUBOSS LFP48-314-FSD battery, including model, voltage, capacity, currents, cycle life, communication protocols, dimensions, and weight.
| Specifikace | Hodnota |
|---|---|
| Model | LFP48-300-FSD |
| Jmenovitý svtage | 51.2V |
| Kapacita úložiště | 16.07 kWh |
| Max. Nabíjecí proud | 210A |
| Max. Vybíjecí proud | 210A |
| Špičkový nabíjecí proud | 215 A / 2 s |
| Špičkový vybíjecí proud | 215 A / 2 s |
| Paralelní schopnost | Až 15 jednotek |
| Komunikační protokoly | RS232, RS485, CAN |
| Životnost cyklu (25 °C) | >8000 Cycles, 70% SOH |
| Životnost cyklu (45 °C) | >3000 Cycles, 70% SOH |
| Doporučená teplota nabíjení | 0 °C až 50 °C |
| Doporučená vybíjecí teplota | -15 °C až 50 °C |
| Rozměry (DxŠxV) | 453 x 260 x 879 mm |
| Hmotnost | 110 kg |
9. Záruka a podpora
For warranty information, technical support, or service inquiries, please refer to the official DATOUBOSS webnebo se obraťte na autorizovaného prodejce. Uschovejte si účtenku jako doklad o koupi pro případ reklamace.