diff --git a/homeassistant/components/escea/climate.py b/homeassistant/components/escea/climate.py
index 71c8a403f8f..021cfd26764 100644
--- a/homeassistant/components/escea/climate.py
+++ b/homeassistant/components/escea/climate.py
@@ -82,10 +82,14 @@ class ControllerEntity(ClimateEntity):
     _attr_precision = PRECISION_WHOLE
     _attr_should_poll = False
     _attr_supported_features = (
-        ClimateEntityFeature.TARGET_TEMPERATURE | ClimateEntityFeature.FAN_MODE
+        ClimateEntityFeature.TARGET_TEMPERATURE
+        | ClimateEntityFeature.FAN_MODE
+        | ClimateEntityFeature.TURN_OFF
+        | ClimateEntityFeature.TURN_ON
     )
     _attr_target_temperature_step = PRECISION_WHOLE
     _attr_temperature_unit = UnitOfTemperature.CELSIUS
+    _enable_turn_on_off_backwards_compatibility = False
 
     def __init__(self, controller: Controller) -> None:
         """Initialise ControllerDevice."""