
UPDATED: 07.10.2025

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SOLAX Hybrid G4


RS485 is on RJ45 connector marked COM.

PIN 4: RS485A
PIN 5: RS485B

Inverter settings: 19200,8,N,1 Modbus address: 1


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CHINT DTSU666 or DTSU666-CT 

RS485 is on terminal block.


PIN 24: RS485A
PIN 25: RS485B

Meter settings: baud 9600 prot n.1 (8,N,1) Modbus address: 1

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CHINT DDSU666 

RS485 is on terminal block.


PIN 24: RS485A
PIN 25: RS485B

Meter settings: Modbus, 8n1, baud-3 (9600) Modbus address: 1
