Before reading this document, please refer to the table below, which sets out the maximum number of batteries that can be wired together according to the battery model. Please be advised that when mixing compatible battery models, it is essential to consider the smallest number between all of the different models that have been installed.
| Model | Maximum number of batteries connected together |
| SSLB1/CAT-L | 16 |
| SUN-BATT 5.12/SUN-BATT 5.32 | 8 |
| SUN-BATT 10.65 | 15 |
| L5.1/L5.3 | 32 |
| L3.0 | 4 |
| G5.3 | 32 |
| G3.0 | 4 |
| W5.3 | 32 |
| W10.64 | 32 |
Example for 2 batteries and 1 inverter.
No bus bar required, and a single battery breaker is sufficient. 
Example for 2 or more batteries and 1 inverter.
Bus bar is required and a battery breaker per battery is needed.
Example for any number of batteries and 2 or more inverters.
Communication Between Batteries and Inverter
Between Master Battery and Inverter
| Battery Model | Socket on the Battery | Socket on the inverter |
| SSLB1/CAT-L | CAN | BMS CAN-CAN/RS485-CAN |
| SUN-BATT | CAN | |
| L/G/W | PCS |
Between Master Battery and Slave Battery
| Battery Model | Socket on the Master Battery | Socket on the Slave Battery |
| SSLB1/CAT-L | Right Socket | Left Socket |
| SUN-BATT | LINK OUT | Link IN |
| L/G/W | OUT | IN |
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