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add to cart| Model NO. | UPTB21 |
| Connection Mode | Series and Parallel |
| Discharge Rate | Medium Discharge Rate |
| Accessories Type | Battery |
| Standard Voltage | >12V |
| Electrolyte | Acid |
| Transport Package | Export Package |
| Origin | Guangdong Province, China |
| Type | Lithium-Ion Battery Pack |
| Rechargeable | Chargeable |
| Size | Medium |
| Rated Capacity | ﹥1000MAH00MAH |
| Usage | Electronics Products |
| Trademark | UPT brand |
| Specification | 80mm *120mm*340mm |
| HS Code | 85078020 |
| Item | Parameters | ||
| Nominal Voltage | 48V | ||
| Nominal Capacity | 10AH( at 0.2C discharge rate) | ||
| Discharge | normal current | 1C | |
| Max continuous current | 2C (≤5min)min)min) | ||
| cut-off voltage | 35.75V | ||
| Charge | normal charge current | 0.5C | |
| Charge mode | CC/CV with professional charger | ||
| cut-off voltage | 54.6±0.1Vsmn;0.1Vsmn;0.1V | ||
| Inner Resistance | Discharging Inner resistance | ≤40mΩ40mΩOmega;40mΩ | |
| Charge Temperature | 0ºC~+45ºC~+45ºCrdm;C~+45ºC | When the environment temperature is higher than 45ºC,please pay attention to ventilation and heat rejection.ction.ction. | |
| Discharge Temperature | -20ºC~+60ºC~+60ºCrdm;C~+60ºC | ||
| Humidity Range | RH≤85%;85%;85% | ||
| Protection Function | Over charge protection,Over discharge protection,Over current protection,Balanced function | ||
| Shell Material | Aluminium case | ||
| Weight | 4.0±0.1kgmn;0.1kgmn;0.1kg | ||
| Dimension(L*W*H) | (80±1)mm *(120±1)mm *(340±1)mm1)mm *(340±1)mmmn;1)mm1)mm *(340±1)mm | ||
| Cycle Life | Standard charge at 0.2C(A), rest 0.5~1 h,discharge at 0.2C to cut off voltage,rest 0.5~1h,repeat the above steps until 2000 cycles.( capacity retention rate≥80%)80%)80%) | ||


