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Custom Li-ion 18650 Battery Pack: 50.89V 28Ah (1425Wh, 50A rate, INR18650 MJ1) with LCD Monitor

Your Price: $1,824.00
Call to order, Lead time: 8-10 weeks

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*Important Shipping Regulation This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
  • Updated on 12/21/2018, from 60A BMS to 50A BMS.
  • High Power 50.89V 28Ah is made by LG Lithium 18650 Rechargeable Cell (14S8P) 50A Continous Drain Rate
  • In 8 x14 configuration.
  • Wrapped by heavy duty shrink wrap
  • LCD Monitor will show battery's information.
Voltage Nominal: 50.89V; Charge Cut off: 58.8V; Discharge Cut off: 35V
Capacity Nominal: 28Ah; Minimum: 27.2Ah
  • Charging/Discharging terminal: 10" 8AWG wire
Protection 1x 50A PCM installed for protection. Use BQ78350
Cycle life >300 
Charge Current Standard: 14A / 0.5C
Maximum: 28A / 1C
Max. Discharging Rate Standard: 5600mA / 0.2C
Maximum: ≤50A, limited by PCM
Dimensions (LxWxH)

V1: Without Holders: 285.75mm x 158.75mm x 78 mm
V2: With Holders: 290mm x 168mm x 83 mm
V3: With Holders: 290mm x 168mm x 83 mm

  • RS485
  • The communication cable will be 1 meter long and have female DB9 connector.
  • The battery wires will be 6 AWG (Dia: 8.5mm) flying leads, 0.5 meter length.
  • Dimension with 6AWG wire (max): 298.5x168x83 mm

Due to hight discharge current, cells will generate lots of heat, suggest to use with Battery Holders option.

Weight (approx.) V1: 13LB
V2: 14LB
Temperature Charge: 0 to 45°C
Discharge: -20 to 60°C
Storage: 1 month: -20 to 60°C; 3 month: -20 to 45°C; 1 Year: -20 to 20°C


  • Mobile Robot


  • Please wait 30 minutes after charged to allow PCM to balance the cells to achieve the best performance
  • Please never discharge the battery pack beyond its Max. rating
  • For safety warning please see the link here
  • California residents: Warning: Cancer and Reproductive Harm - See Prop 65 Warnings
  • V1: https://www.batteryspace.com/productimages/aa/award/clip_image002_1.jpg

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