| Device Type | Modbus TCP (Ethernet) | RS485 | Curtailment |
|---|
| ASW LT 125kW | ❌ | ✅ | ✅ |
| ASW LT-G2 Pro 3-20kW |
| ASW LT-G3 45-60kW |
| ASW LT-G3 25-40kW |
| ASW LT 75-110kW |
| ASW HT 250-360kW |
The Sofar EMS and the ASW LT-G2 Pro 3-20kW Solplanet inverter communicate via RS485.
InfoRS485 Wiring
- For correct RS485 wiring: follow the RS485 wiring guidelines.
- If the wiring shown in the table below is incorrect, please let us know.
- There is no general industry consensus on the use of A and B for RS485 polarity, so the naming may be counterintuitive for some devices.
Last updated August 24, 2026
