Dolphin 48 volt 11ah lithium ion bicycle battery


The TLH-EV009 is a Dolphin 48 volt 11ah lithium ion bicycle battery suitable for 500W and 750W use. Notable features on this battery model are a light indicator at the rear end of the battery and a switch to control power. It has a battery size of 156*68*432(mm).The TLH-EV009 model has a deep sleep function (battery saver mode) and also comes with a built-in battery management system (BMS).

Notable specifications of the TLH-EV009 battery pack are;

  • 18650 2200mAh cell type
  • 4kg battery net weight
  • 5-6 hours charge time at 2A standard charge current
  • Charge temperature range of 0-45°C
  • Nominal capacity and voltage of 11Ah and 48V

This model comes with a 1 year warranty after shipment and boasts of a life cycle of 600 full charge.

Cell Type 18650 2200mAh Charge Mode CC-CV
Battery Model TLH-EV009 Standard Charge Current (A) 2A
Nominal Capacity (AH) 11Ah Charge Time under Standard Charge Current 5-6 hours
Nominal Voltage (V) 48V Charge Temperature Range 0-45°C
Battery Size 156*68*432(mm) Discharge Temperature Range -20-60°C
Discharge Cutoff Voltage (V) 36V Battery Net Weight (include BMS) (kg) 4kg
Charge Cutoff Voltage (V) 54.6V Cycles Life >600 times
Maximum Discharge Current (A) 40A Warranty 12 months
Continuous working Current (A) 15A

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