| Item | Specification |
| Model NO.: | SES-4890LF | SES-4852NMH |
| Type: | Li-Fe Battery | Ni-MH Battery |
| Nominal Energy: | 4.61kwh | 2.496 kwh |
| Nominal Capacity: | 90Ah | 52Ah |
| Nominal Voltage: | 48V(51.2V) | 48V |
| Pack Dimension: | L455*W300*H270（H380)mm | L405*W345*H170（H280)mm |
| Pack Weight: | 49kg | 48kg |
| Nominal Charge current: | 30A | 15A |
| Max.Charge current: | 45A | 26A |
| Nominal Disharge current: | 50A | 50A |
| Max.Disharge current: | 100A(Pulse 200A) | 100A(Pulse 200A) |
| Discharge Ending Voltage | 43.0V | 39.0V |
| Working Environment Temperature | Charge:0~+45℃ | Charge:-20~+55℃ |
|
| Discharge:-20~+60℃ | Discharge:-30~+70℃ |
|
| Storage temperature and humidity | Within 6 months：-20℃ to 40℃,(45-85%RH) |
| Within 1 year：-20℃ to 35℃,(45-85%RH) |
| BMS | Protection | Short circuit, Over temperature, Over charge/discharge, Over current |
| LED | Included |
| Comunication | No |
| Positive | 16~25m2 cable |
| Negative | 16~25m2 cable |
| Balance | Included |
| LCD | No |
| GPRS | No |
| Networked | No |
| Design Life: | 10 Years(80% DOD @25℃) | 10 Years(80% DOD @25℃) |
| Warranty | 4 Years | 6 Years |
