
Pylontech battery systems
The SmartgridOne Controller supports Pylontech battery systems via the L-EMS protocol over Modbus TCP.
Supported Devices

Device Type | Modbus TCP (Ethernet) | RS485 |
---|---|---|
C&I OPTIM US A100-HY via L-EMS | ✅ | ❌ |
C&I OPTIM US L417-BAT via L-EMS | ||
C&I OPTIM US A300-HY via L-EMS | ||
C&I OPTIM US A329-BAT via L-EMS | ||
C&I OPTIM US L260-OMNI via L-EMS | ||
C&I Container A1000-OMNI via L-EMS | ||
C&I Container L5000-BAT via L-EMS | ||
C&I Container A2000-OMNI via L-EMS | ||
C&I Container L2200-OMNI via L-EMS |
info
The Pylontech integration currently only supports communication via Modbus TCP using the L-EMS protocol. This protocol is available on Pylontech devices with a 'recent' firmware version. Please refer to the Pylontech support or documentation to check if your device supports the L-EMS protocol.
Wiring
Ethernet
For correct ethernet wiring: Follow the the guidelines for ethernet wiring.
astuce
Make note of the Modbus TCP port number in the TCP/IP Configuration menu. The default is typically port 502, but this may vary depending on your inverter's firmware version.