1 - Common Model
| Address Offset | Group Offset | Modbus Address | Name | Value | Type | Size | RW Access (RW) | Label | Description |
| | 40000 | SunS' Identifier | 0x53756e53 | bitfield32 | | | ‘SunS’ Identifier | |
| 40002 | | Common Model | | group | | | Common | |
| 0 | | 40002 | ID | 1 | uint16 | 1 | | Model ID | Model identifier |
| 1 | | 40003 | L | 66 | uint16 | 1 | | Model Length | Model length |
| 2 | | 40004 | Mn | Octave | string | 16 | | Manufacturer | |
| 18 | | 40020 | Md | | string | 16 | | Oct | Battery model |
| 34 | | 40036 | Opt | | string | 8 | | Options | |
| 42 | | 40044 | Vr | | string | 8 | | Version | Battery model version |
| 50 | | 40052 | SN | | string | 16 | | Serial Number | Serial number |
| 66 | | 40068 | DA | 5020 | uint16 | 1 | RO | Device Address | Modbus device address |
| 67 | | 40069 | Pad | | pad | 1 | | | Force even alignment |