 |
| Place of Origin: | China |
| Brand Name: | QH |
| Certification: | CE ROHs LC |
| Model Number: | lifepo4 |
| material: | lifepo4 |
|---|---|
| voltage: | 12v |
| capacity: | 50ah |
| cycle life: | >6000 times |
| Minimum Order Quantity: | 1pcs |
|---|---|
| Packaging Details: | carton packing |
| ItemsItems | Parameter |
| Battery Type | LiFePO4 |
| Nominal Voltage | 12.8V |
| Nominal Capacity | 50Ah |
| Energy | 640Wh |
| Limited Charge Voltage | 14.6±0.2V |
| Floating Charge Voltage | 13.8±0.2V |
| Charge Method | CC/CV |
| Discharge Cut-off Voltage | 10.0V |
| Standard Charge Current | 10A |
| Standard Continuous Discharge Current | 50A |
| Max. Continuous Discharge Current (<10min) | 100A |
| Cycle Life | > 6000 cycles |
| Dimension (mm) | Length: 197±2 Width: 165±2 Height: 169±2 |
| Weight | 7.0±0.2Kg |
| Charge Temperature Range | 0~45℃ |
| Discharge Temperature Range | -20~60℃ |
| Recommended Operating Temperature | 15~35℃ |
| Self-Discharge Rate (Residual capacity) | ≤3%/month; ≤15%/years |
| Self-Discharge Rate (Reversible capacity) | ≤1.5%/month; ≤8%/years |
| Storage Temperature & Humidity Range (Less than 1 month) | -20~35℃, 45~75%RH |
| Storage Temperature & Humidity Range (Less than 3 months) | -10~35℃, 45~75%RH |
| Recommended Storage Temperature & Humidity Range | 15~35℃,45~75%RH |
12V50AH Made with Built-in BMS
| No. | Item | Test Item | Creterion | |
| 1 | Voltage | Charging Voltage | DC:14.4V CC/CV | |
| Balance voltage for single cell | 3.50±0.025V | |||
| 2 | Current | Balance voltage for single cell | 35±5mA | |
| Current consumption | ≤50μA | |||
| Maxinal continuous charging current | 50A | |||
| Rated continuous discharging current | 50A (Peak 100A) | |||
| 3 | Over charge Protection | Over charge detection voltage for single cell | 3.65V±0.025V | |
| Over charge detection delay time | 0.7S—1.3S | |||
| Over charge release voltage for single cell | 3.550±0.05V | |||
| 4 | Over discharge Protection | Over discharge detection voltage for single cell | 2.50V±0.07V | |
| Over discharge detection delay time | 1.6±0.5S | |||
| Over discharge release voltage for single cell | 3.00±0.75V | |||
| 5 | Over current Protection | Over current detection current | 500±50A | |
| Over current detection delay time | 1.6±0.5S | |||
| Release condition | Cut load | |||
| 6 | Short Protection | Detection condition | Exterior short circuit | |
| Detection delay time | 230uS—500uS | |||
| Release condition | Cut load | |||
| 7 | Resistance | Protection circuitry (MOSFET) | ≤60mΩ | |
| 8 | Temperature | Operating Temperature Range | -40~+85℃ | |
| Storage Temperature Range | -40~+125℃ | |||
Advantages:
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