Webasto UNITE

Wallbox • MODBUS TCP (DDF)

Webasto
Device image

Webasto UNITE The Webasto UNITE is a state-of-the-art, intelligent AC wallbox designed specifically for efficient charging in residential and commercial environments. Through seamless integration via Modbus TCP into the E-Mobility system of the OS, it offers advanced features such as dynamic load management, precise energy monitoring, and smart PV surplus charging.

Technical Data:

  • Charging power: Up to 22 kW (3-phase, 32 A) or 11 kW (3-phase, 16 A), flexibly adaptable to the local grid installation.

  • Load management: Full support for dynamic power control via the OS thanks to the integrated Ethernet interface (Modbus TCP).

  • Phase operation: Supports 1-phase and 3-phase charging with intelligent, real-time phase detection for optimal utilization of available energy.

  • Energy monitoring: Detailed recording of current charging power, total energy consumption, and vehicle-specific status values for maximum transparency.

Manufacturer Type Protocol Model Version ID
Webasto Wallbox MODBUS TCP (DDF) 1 1 0x0A00006800010100
ID Name Unit Type Direction
0 Car state 65= A (no car), 66= B (car connected), 67= C (charging), 68= D (charging with ventilation), 69= E (error), 70= F (communication error) int IN
1 Voltage L1 V real IN
2 Voltage L2 V real IN
3 Voltage L3 V real IN
4 Ampere L1 A real IN
5 Ampere L2 A real IN
6 Ampere L3 A real IN
10 Power Total kW real IN
11 Energy Total Wh real IN
12 Power unit kW string IN
13 Energy unit Wh string IN
14 Current Set A real OUT
16 Phases int IN
18 Cable State int IN
200 Quality int IN
201 Timestamp datetime IN
204 Info string IN
230 Debug int OUT
*2026-06-01 09:51:32 (hw) ******************************
Last Commit: 300e2068 | 2026-05-29 15:43:33