Identifying The Product - BYD Battery-Box L 3.5(AU) User Manual

BYD Battery-Box LV: Low-voltage household energy storage battery system.

B-Plus L 3.5(A): Battery module. The Battery module provides the energy and sends the

information about the cell voltage and cell temperature in the battery module to the upper-
layer BCU. The nominal capacity of the B-Plus L 3.5(A) battery is 3.5kWh.
BCU: Battery Control unit and Base. Two parts consisting of both the battery management

and control component mounted on top of the battery modulus as well as structural base,
which physically supports the battery modules underneath.
responsible for communication to and connection with the inverter or BMU.

1.5 Identifying the Product

The type label contains the product identification information, and is attached on the product. For
safe usage, the user must be well-informed of the contents in the type label. The type label includes:
1.5.1 Warning Label
1.5.2 Product Label
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BYD Battery-Box LV User Manual
The top portion of the BCU is