Is the Solis S6-GR1P-M-(Mini) S6-GR1P3.6K-M (Mini) compatible with the Solis Eastron SDM630-Modbus (3ph)?

Yes — listed by the manufacturer.

The manufacturer's published pairing data lists these together.

Manufacturer's compatibility listListed together in the manufacturer's published pairing data. A cited document reference is being added as datasheets are processed.

Pairing details

Both products

Design a system with this pair