| Items | Specifications | 
| Description | Rear Rack 48V Ebike Battery Pack | 
| Model | EV13S8P-R7 | 
| Nominal Voltage | 48V | 
| Nominal Capacity | 27Ah (OEM capacity range from 20-28Ah) | 
| Cells Origin | Original A Grade brand cells from Panasonic, Samsung or LG Chem | 
| Charge Voltage | 54.6V | 
| Max. Continuous Discharge Current | 10-25A (OEM) | 
| Over Discharge Protection Voltage | 2.5±0.025V per cell | 
| Over Charge Protection Voltage | 4.25±0.025V per cell | 
| BMS Function | Against over charge, over discharge, short circuit and over temperature, balancing, etc. | 
| Weight | 6.5kg approx. | 
| Dimension | 395mm(L)*148mm(W)*80mm(H) | 
| Case | Aluminium Case | 
| Operating Temperature | Charge: 0~45 dgC Discharge: -20~55 dgC | 
| Cycle Life | Over 80% capacity after 500 cycles, | 
