BLUETTI
BLUETTI B4810 LiFePO4 Battery - 51.2V, 100Ah, 5,120Wh
BLUETTI B4810 LiFePO4 Battery - 51.2V, 100Ah, 5,120Wh
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Product Overview
The BLUETTI B4810 is a 51.2V, 100Ah LiFePO4 battery with 5,120Wh of energy storage. It is designed for compatible 48V energy-storage systems, including RV, marine, off-grid, and backup installations.
Important: The B4810 is a battery module, not a standalone portable power station. Compatible charging, power-conversion, wiring, and system components may be required.
Key Features
- 5,120Wh battery capacity
- 51.2V nominal voltage and 100Ah capacity
- LiFePO4 lithium iron phosphate battery chemistry
- 6,000-cycle rating to 70% remaining capacity
- Built-in self-heating for supported cold-weather charging
- Bluetooth monitoring through the BLUETTI app
- IP65-rated enclosure
- Expandable to a manufacturer-listed maximum of 122.88kWh with up to 24 B4810 batteries connected in parallel
Best For / Intended Use
- Compatible 48V RV electrical systems
- Marine power systems
- Off-grid cabins and installations
- Compatible home backup installations
- Expandable energy-storage systems
What Is Included
- BLUETTI B4810 LiFePO4 battery × 1
- Ethernet cable × 1
- M8 × 20 locking-cable bolts × 2
- M5 × 10 bolts × 8
- M8 × 20 bolts × 12
- M8 × 30 bolts × 2
- M8 × 1.4 flat washers × 2
- M8 spring washers × 2
- M12 × 12 headless bolts × 2
- M8 nuts × 2
- Mounting brackets × 4
- ST8 wood screws × 8
- User manual and warranty card
Technical Specifications
| Model | B4810 |
|---|---|
| Battery Capacity | 5,120Wh |
| Nominal Voltage | 51.2V |
| Capacity | 100Ah |
| Battery Chemistry | LiFePO4 lithium iron phosphate |
| Cycle Life | 6,000 cycles to 70% remaining capacity |
| Recommended Charge Current | 50A |
| Maximum Charge Current | 100A |
| Maximum Discharge Current | 100A |
| Peak Discharge Current | 200A for 30 seconds |
| Maximum Expansion | 122.88kWh with up to 24 B4810 batteries connected in parallel |
| IP Rating | IP65 |
| Dimensions | 23.94 × 14.96 × 5.71 inches (608 × 380 × 145mm) |
| Weight | Approximately 101.4 lb (46kg) |
| Charging Operating Temperature | -4°F to 131°F (-20°C to 55°C) |
| Discharging Operating Temperature | -4°F to 131°F (-20°C to 55°C) |
| Storage Temperature — Up to 1 Month | -4°F to 104°F (-20°C to 40°C) |
| Storage Temperature — Up to 6 Months | -4°F to 77°F (-20°C to 25°C) |
| Manufacturer-Listed Certifications and Documents | MSDS, UN38.3, FCC, CE, RoHS, UL |
Setup and Compatibility
Confirm that the battery voltage, current limits, wiring, mounting arrangement, charger, inverter, and other system components are compatible before ordering.
Multiple-battery installations must follow the configuration limits and instructions in the BLUETTI B4810 user manual. Installation and electrical connections must comply with the manufacturer’s instructions and applicable electrical requirements.
Shipping and Delivery
This item ships directly from our fulfillment partner or manufacturer.
Shipping charges, including freight charges when applicable, are calculated at checkout.
Estimated Delivery:
- Processing: 1–2 business days
- Delivery: 5–10 business days depending on location
Oversized or high-value items may require additional handling or scheduled delivery.
Tracking information will be provided once your order ships.
See our Shipping Policy for full details.
Warranty and Returns
Warranty service and returns are subject to the applicable manufacturer terms and RoboSmartDepot’s current Warranty and Refund policies. Review those policies before ordering.
Safety, Compliance, and Important Notes
- This is a battery module and does not provide household AC outlets by itself.
- Use only with compatible 51.2V electrical systems and equipment.
- Follow the BLUETTI B4810 user manual for installation, wiring, expansion, operation, storage, and maintenance.
- Do not install, connect, charge, or use a battery that appears damaged.
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