diff --git a/packages/modules/devices/shelly/shelly/inverter.py b/packages/modules/devices/shelly/shelly/inverter.py
index dead37eb31..40c5bf3456 100644
--- a/packages/modules/devices/shelly/shelly/inverter.py
+++ b/packages/modules/devices/shelly/shelly/inverter.py
@@ -64,7 +64,7 @@ def update(self) -> None:
             # shelly Pro3EM
             elif "em:0" in status:
                 meters = status['em:0']
-                for i in range(len(meters)):
+                for i in range(0, 3):
                     if meters.get(f'{alphabetical_index[i]}_current') is None:
                         continue
                     currents[(i+self.phase-1) % 3] = (float(meters[f'{alphabetical_index[i]}_current']) * self.factor