48.1V Cylindrical Lithium Battery Product Model: XL 48.1V 4400mAh
48.1V cylindrical lithium battery technical parameters (specific design according to customer requirements-voltage/capacity/size/line)

Single battery model: 18650
  ·Single battery voltage: 3.7V
  ·Nominal voltage after the battery pack is assembled: 48.1V
  ·Single battery capacity: 2.2Ah
  ·Battery combination mode: 13 strings and 2 parallels
  ·Battery voltage range after combination: 32.5v-54.6v
  ·Battery capacity after combination: 4.4ah
  ·Battery pack power: 211.64Wh
  ·Battery pack size: 41*241*68mm
  ·Maximum discharge current: <4.4A
  ·Instantaneous discharge current: 8.8A-13.2A
  ·Maximum charging current: 0.2-0.5c
  ·Charging and discharging times: >500 times
  ·Main chip: (Seiko, TI)

48.1V cylindrical lithium battery
  ·Comply with relevant national battery standards and requirements
  ·All finished batteries are calibrated and tested before they leave the factory. Can be used directly