GoodWe GW10K-ET + BYD Battery-Box Premium HVS
Closed-loop compatibility, protocol setting and cabling. Best status: verified closed loop.
Field-sourced data. Verify against the current official manual and firmware before commissioning — a wrong setting can damage equipment.
CAN Verified closed-loop confidence: high
- Protocol
- BYD CAN
- Inverter setting
- In BYD BeConnect select the box type (HVS/HVM) and set the real module number; add the battery in GoodWe SolarGo; ET 5–10 kW min FW ARM 11; CAN pin4=CAN_H, pin5=CAN_L
- Battery / DIP
- BYD BMU CAN → GoodWe BMS/COM (pin4 CAN_H, pin5 CAN_L); GoodWe ships a preset BMS cable on the inverter
Cable
BYD BMU ↔ GoodWe BMS/COM (GoodWe supplies a preset BMS cable; or make a CAT-5 cable, pins 4/5)
CAN, pins 4/5
Known errors
| Code | Cause | Fix |
|---|---|---|
| BMS communication failure | Wrong module count or CAN wiring | Set the real module number; verify CAN_H/CAN_L on pins 4/5 |
Sources
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