diff --git a/dashboards/victron_mobile.yaml b/dashboards/victron_mobile.yaml
index 71fec96..4546a15 100755
--- a/dashboards/victron_mobile.yaml
+++ b/dashboards/victron_mobile.yaml
@@ -214,9 +214,14 @@ views:
               - entity: sensor.victron_pv_power_system
                 name: Solaire
                 color: "#fdd835"
-              - entity: sensor.victron_consumption_power_l1
+              # Maison SANS le chauffe-eau (07/10), le chauffe-eau a part.
+              - entity: sensor.maison_hors_chauffe_eau
                 name: Maison
                 color: "#42a5f5"
+              - entity: input_number.victron_water_heater_observed_power_w
+                name: Chauffe-eau
+                color: "#ff9800"
+                curve: stepline
               - entity: sensor.victron_grid_power_l1
                 name: EDF
                 color: "#ef5350"
diff --git a/packages/evcs_chauffe_eau_nuit.yaml b/packages/evcs_chauffe_eau_nuit.yaml
index 3abf5d4..8176e2c 100755
--- a/packages/evcs_chauffe_eau_nuit.yaml
+++ b/packages/evcs_chauffe_eau_nuit.yaml
@@ -23,3 +23,20 @@ input_text:
     name: "EVCS - Chauffe-eau : decision du jour"
     max: 255
     icon: mdi:calendar-check
+
+# Flux d'energie de Victron Mobile (07/10/2026, demande du proprietaire) : la
+# maison SANS le chauffe-eau. La prise du chauffe-eau ne donne que son compteur ;
+# sa puissance est celle mesuree par le workflow ECS sur 5 min (0 quand il est
+# coupe), donc la difference est lissee a l'echelle de quelques minutes.
+template:
+  - sensor:
+      - name: "Maison hors chauffe-eau"
+        unique_id: evcs_maison_hors_chauffe_eau_w
+        unit_of_measurement: W
+        device_class: power
+        state_class: measurement
+        state: >-
+          {% set m = states('sensor.victron_consumption_power_l1') | float(none) %}
+          {% set e = states('input_number.victron_water_heater_observed_power_w') | float(0) %}
+          {{ [m - e, 0] | max | round(0) if m is not none else none }}
+        availability: "{{ states('sensor.victron_consumption_power_l1') | is_number }}"