EMSDevicesPV Hybrid And Battery Inverters Supported Devices Device TypeVariantsModbus TCP (Ethernet)RS485Reactive power controlBESSBCCU✅❌—ESMUBCCUstandalone Wiring TCP For correct ethernet wiring: Follow the the guidelines for ethernet wiring. Configuration Please consult the manual of the device to enable Modbus TCP.Last updated October 26, 2026Growatt WIT SeriesPrevious PageHithiumNext Page