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Stiebel Eltron WPMsystem (SG Ready)

SG Ready control via Modbus with the ISG only works in domestic hot water (DHW) mode and in automatic/programmed mode. In comfort mode, SG Ready commands are ignored.

Supported features

  • Built-in meter: Support for an integrated meter.
  • Dimmable: Power consumption can be reduced (e.g. § 14a EnWG). See External Limit.

Parameters

NameDescriptionValueLevel
idModbus ID
Default: 1
intrequired
hostIP address or hostname
Example: 192.0.2.2
required
portPort
Default: 502
intrequired
tempsourceTemperature sourceoptional
Configuration example for evcc.yaml

If you don't want to configure via the UI, you can alternatively use this YAML block.

chargers:
- name: my_heating
type: template
template: stiebel-wpmsystem
# Modbus TCP
modbus: tcpip
id: 1
host: # Hostname
port: 502 # Port
tempsource: # Temperature source, [warmwater, buffer] (optional)