Battery Power Providers

BYD B-Plus 2.5

  • Nominal voltage – 51.2V
  • Nominal Capacity -50Ah
  • Length (mm) – 483
  • Width (mm) – 490
  • Height (mm) – 130
  • Typical Weight (kg) – 34


Spec Sheet

Installation PDF



BYD B-Plus 2.5

B-Box is the short name of battery box, the energy storage part in the electric power system is household, and bthe B-box carries BYD’s lithium battery withe excellent performance. There are 1/2/3/4 pcs batteries modules in each box, and the box support parallel connection to expend capacity from 2.5KWh, which can meet various capacity requirement for customers.

B-Plus is the commercial name of BYD U3A1-50P-A backup battery with 51.2V & 50Ah which is designed for energy storage application. B-Plus 2.5 is an integrated battery which consists of shell, BMS and cells.


Nominal Voltage (V) 51.2
Nominal Capacity (Ah) 50
Length (mm) 483
Width (mm) 490
Height (mm) 130
Typical Weight (kg) 34


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