diff --git a/repeater/sensors/openhop_modem.py b/repeater/sensors/openhop_modem.py
index ea61818..f11eb0b 100644
--- a/repeater/sensors/openhop_modem.py
+++ b/repeater/sensors/openhop_modem.py
@@ -210,25 +210,6 @@ class OpenHopModemSensor(SensorBase):
             if out.get(key) is None and system.get(key) is not None:
                 out[key] = system[key]
 
-        station_g3_fallbacks = {
-            "bus_voltage_v": ("bus_voltage_v", "station_g3_input_voltage_v"),
-            "current_ma": ("current_ma", "station_g3_current_ma"),
-            "power_mw": ("power_mw",),
-        }
-        for output_key, system_keys in station_g3_fallbacks.items():
-            if out.get(output_key) is not None:
-                continue
-            for system_key in system_keys:
-                value = self._float(system.get(system_key))
-                if value is not None:
-                    out[output_key] = value
-                    break
-
-        if out.get("power_mw") is None:
-            power_w = self._float(system.get("station_g3_power_w"))
-            if power_w is not None:
-                out["power_mw"] = power_w * 1000.0
-
         if "battery_percent" not in out:
             battery_voltage_v = self._float(out.get("battery_voltage_v"))
             if battery_voltage_v is None:
diff --git a/tests/test_openhop_modem_sensor.py b/tests/test_openhop_modem_sensor.py
index d560dc0..be5d7f4 100644
--- a/tests/test_openhop_modem_sensor.py
+++ b/tests/test_openhop_modem_sensor.py
@@ -158,14 +158,11 @@ def test_openhop_modem_sensor_prefers_top_level_power_telemetry():
     assert data["power_mw"] == 744.0
 
 
-def test_openhop_modem_sensor_falls_back_to_legacy_station_g3_power_fields():
+def test_openhop_modem_sensor_ignores_legacy_station_g3_power_fields():
     sensor = OpenHopModemSensor("modem", {"settings": {"base_url": "http://modem.local"}})
 
     data = sensor._normalize_payload(
         {
-            "bus_voltage_v": None,
-            "current_ma": None,
-            "power_mw": None,
             "system": {
                 "station_g3_input_voltage_v": "12.46",
                 "station_g3_current_ma": "-59.7",
@@ -174,9 +171,9 @@ def test_openhop_modem_sensor_falls_back_to_legacy_station_g3_power_fields():
         }
     )
 
-    assert data["bus_voltage_v"] == 12.46
-    assert data["current_ma"] == -59.7
-    assert data["power_mw"] == -744.0
+    assert "bus_voltage_v" not in data
+    assert "current_ma" not in data
+    assert "power_mw" not in data
 
 
 def test_openhop_modem_sensor_omits_invalid_power_telemetry():