
Modbus RTU
Sunways STH Modbus RTU
Sunways
Reads energy, battery, and PV data from Sunways STH hybrid inverters via RTU.
Overview
Modbus RTU template for Sunways STH hybrid inverters. It provides read-only monitoring of 49 registers covering PV generation, battery status, grid meter data, load power, and temperature sensors. Ideal for detailed energy accounting and BMS diagnostics.
Key readings
- PV Input Total Power
- Battery SOC and SOH
- Total Power on Meter
- Phase A/B/C Power on Meter
- Current Load Power
- Battery DC Voltage and Current




