| No. | Item | Specification |
| 1 | Product name | ES48V20AH |
| 2 | Cell Model name | ICR18650 3.7V 2.2AH |
| 3 | Nominal Voltage | 3.7V |
| 4 | Voltage at end of discharge | 3.0V |
| 5 | Charging Voltage | 4.2V |
| 6 | Internal Impedance | ≤160mΩ |
| No. | Item | Specification |
| 1 | Combination method | 13S10P |
| 2 | Rated Capacity | 20AH |
| 3 | Nominal Voltage | 48V |
| 4 | Voltage at end of Discharge | 42V |
| 5 | Charging Voltage | 54.6V |
| 6 | Internal Impedance | ≤300mΩ |
| 7 | Maximum Continuous Charge Current | 20A |
| 8 | Maximum Continuous Discharge Current | 20A |
| 9 | Dimensions | L479*W281*T88(mm) |
| 10 | Weight | Approx 12 KG |
| Item | Symbol | Content |
| Over charge Protection | VDET1 | Over charge detection voltage |
| tVDET1 | Over charge detection delay | |
| VREL1 | Over charge release voltage | |
| Over discharge protection | VDET2 | Over discharge detection voltage |
| tVDET2 | Over discharge detection delay | |
| VREL2 | Over discharge release voltage | |
| Cell balance | Bleed Start Point | |
| Bleed Current | ||
| working current | Continuous Output Discharging | |
| Over current protection | IDP | Over current detection current |
| VDET3 | Detection delay time | |
| Release condition | ||
| Short protection | Detection condition | |
| Release condition | ||
| Interior resistance | RDS | Main loop electrify resistance |
| Current consumption | IDD | Current consume in Idle mode |
| Temperature protection | Discharge :65℃ | |
| Charge:65℃ |
No. | Item | Criteria | Test Conditions |
| 1 | Cycle Life | Higher than 70% of the Initial Capacities of the Cells | Carry out 800 cycle |
| 2 | Leakage-Proof | No leakage | After full charge with standard charge, store at 60±3℃, 60±10%RH for 1 month. |

Inner Component 

