ESS Compat

Deye SUN-8K-SG04LP1 + Pylontech US3000C

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
Pylontech CAN
Inverter setting
Battery: Lithium; Batt Set 3: Lithium Mode 00

Cable

Deye CAN <-> Pylontech A/CAN (standard Ethernet does NOT work — custom cable)

custom RJ45; CAN_L/CAN_H per Deye-Pylontech scheme

Cable into Pylontech A/CAN and Deye CAN/RS485. DIP per Pylontech.

Sources

Get the right parts
Comm cable / adapterUS3000CSUN-8K-SG04LP1

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