diff --git a/src/sonic_ax_impl/mibs/vendor/cisco/ciscoEntityFruControlMIB.py b/src/sonic_ax_impl/mibs/vendor/cisco/ciscoEntityFruControlMIB.py
index 61471c284..170bad991 100644
--- a/src/sonic_ax_impl/mibs/vendor/cisco/ciscoEntityFruControlMIB.py
+++ b/src/sonic_ax_impl/mibs/vendor/cisco/ciscoEntityFruControlMIB.py
@@ -64,7 +64,10 @@ def _get_num_psus(self):
         chassis_info = self.statedb.get_all(self.statedb.STATE_DB, mibs.chassis_info_table(chassis_name))
         num_psus = get_chassis_data(chassis_info)
 
-        return int(num_psus[0])
+        try:
+            return int(num_psus[0])
+        except (TypeError, ValueError):
+            return 0
 
     def _get_psu_presence(self, psu_index):
         """