diff --git a/homeassistant/components/fronius/sensor.py b/homeassistant/components/fronius/sensor.py
index 0f2a819818c..f13caf83a5d 100644
--- a/homeassistant/components/fronius/sensor.py
+++ b/homeassistant/components/fronius/sensor.py
@@ -51,7 +51,6 @@ if TYPE_CHECKING:
 
 _LOGGER: Final = logging.getLogger(__name__)
 
-ELECTRIC_CHARGE_AMPERE_HOURS: Final = "Ah"
 ENERGY_VOLT_AMPERE_REACTIVE_HOUR: Final = "varh"
 
 PLATFORM_SCHEMA = vol.All(