diff --git a/packages/modules/devices/fox_ess/fox_ess_h3_smart/bat.py b/packages/modules/devices/fox_ess/fox_ess_h3_smart/bat.py
index f4000b4a88..302c8bbb5a 100644
--- a/packages/modules/devices/fox_ess/fox_ess_h3_smart/bat.py
+++ b/packages/modules/devices/fox_ess/fox_ess_h3_smart/bat.py
@@ -37,8 +37,8 @@ def initialize(self) -> None:
     def update(self) -> None:
         unit = self.component_config.configuration.modbus_id
 
-        power = self.client.read_holding_registers(39237, ModbusDataType.INT_32, unit=unit)
-        soc = self.client.read_holding_registers(37612, ModbusDataType.INT_16, unit=unit) / 100
+        power = self.client.read_holding_registers(39237, ModbusDataType.INT_32, unit=unit) * -1
+        soc = self.client.read_holding_registers(37612, ModbusDataType.INT_16, unit=unit)
 
         self.peak_filter.check_values(power)
         imported, exported = self.sim_counter.sim_count(power)