
Residential energy storage
51.2V/300Ah Floor-Standing Battery
51.2 V / 300 Ah floor-standing LFP battery with 200 A charging and triple communication ports.
Model
- HJ-HBL48303F (B-31)
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A floor-standing LFP battery with 300 Ah capacity and a compact design for homes and businesses. It supports standard and fast charging and connects to mainstream hybrid inverters.
Key features
- 51.2 V / 300 Ah, charging current up to 200 A
- Standard 0.2C or fast 0.5C charging
- RS232, CAN and RS485 communication
- Independent BMS with protection and cell balancing
Typical applications
Home backup and solar storage for households and small offices.
Technical specifications
| Parameter | Value |
|---|---|
| Nominal Voltage | 51.2V |
| Nominal Capacity | 300Ah |
| Minimum Capacity | ≥300Ah |
| Communication Method | RS232, CAN, RS485 |
| Charging Voltage | 58.4V |
| Charging Current | ≤200A |
| Internal Resistance | ≤30mΩ (Max) |
| Charging Method | CC/CV Constant Current/Constant Voltage |
| Charging Mode | Standard Charging 0.2C, Fast Charging 0.5C |
| Charging Time | Approx. 6 hours; Approx. 3 hours |
| Overcharge Protection Voltage | 3.65V/Cell |
| Overdischarge Protection Voltage | 2.8V/Cell |
| Rated Discharge Current | ≤200A |
| Overcurrent Protection | 220A |
| Short Circuit Protection | Short circuit protection with recovery after removing the short-circuit load |
| Operating Consumption Current | 50mA (Max) |
| Operating Temperature | +10~+45℃, -20~+60℃ |
| Storage Temperature | Recommended (25±5℃) |
| Cycle Life | 6000 cycles |
| Dimensions (mm) | 830*500*250mm |
| Weight (KG) | ≥144.6kg |
| Shipment Product Charge | 50%-60% charge at shipment |
| Packaging Material | Cardboard + wooden non-fumigation pallet |


