diff --git a/fboss/platform/configs/icecube/fan_service.json b/fboss/platform/configs/icecube/fan_service.json
index 74fbcb7e9b3d8..3a28651785515 100644
--- a/fboss/platform/configs/icecube/fan_service.json
+++ b/fboss/platform/configs/icecube/fan_service.json
@@ -6,6 +6,7 @@
   "pwmTransitionValue": 35,
   "pwmLowerThreshold": 20,
   "pwmUpperThreshold": 100,
+  "shutdownCmd": "echo 0 > /run/devmap/cplds/SMB_CPLD/th6_pwr_en",
   "watchdog": {
     "sysfsPath": "/run/devmap/watchdogs/FAN_WATCHDOG",
     "value": 0
@@ -68,6 +69,16 @@
       }
     }
   ],
+  "shutdownCondition": {
+    "numOvertempSensorForShutdown": 1,
+    "conditions": [
+      {
+        "sensorName": "TH6_TEMP",
+        "overtempThreshold": 101.0,
+        "slidingWindowSize": 1
+      }
+    ]
+  },
   "fans": [
     {
       "fanName": "FAN_1_F",
diff --git a/fboss/platform/configs/icecube/platform_manager.json b/fboss/platform/configs/icecube/platform_manager.json
index 5d62a585a8260..8250e9a92bfba 100644
--- a/fboss/platform/configs/icecube/platform_manager.json
+++ b/fboss/platform/configs/icecube/platform_manager.json
@@ -1341,6 +1341,7 @@
     "/run/devmap/sensors/SMB_ADC2_SENSOR": "/SMB_SLOT@0/[SMB_ADC2_SENSOR]",
     "/run/devmap/sensors/SMB_INLET_TSENSOR": "/SMB_SLOT@0/[SMB_INLET_TSENSOR]",
     "/run/devmap/sensors/SMB_VDDCORE": "/SMB_SLOT@0/[SMB_VDDCORE]",
+    "/run/devmap/sensors/SMB_CPLD": "/SMB_SLOT@0/[SMB_CPLD]",
     "/run/devmap/sensors/COME_HWMON1": "/COMESE_SLOT@0/[COME_HWMON1]",
     "/run/devmap/sensors/COME_HWMON2": "/COMESE_SLOT@0/[COME_HWMON2]",
     "/run/devmap/sensors/COME_HWMON3": "/COMESE_SLOT@0/[COME_HWMON3]",
diff --git a/fboss/platform/configs/icecube/sensor_service.json b/fboss/platform/configs/icecube/sensor_service.json
index 57aeefef7f5ae..2a6c5b1aedebc 100644
--- a/fboss/platform/configs/icecube/sensor_service.json
+++ b/fboss/platform/configs/icecube/sensor_service.json
@@ -1795,6 +1795,16 @@
             "maxAlarmVal": 61
           },
           "compute": "@/1000.0"
+        },
+        {
+          "name": "TH6_TEMP",
+          "sysfsPath": "/run/devmap/sensors/SMB_CPLD/temp1_input",
+          "type": 3,
+          "thresholds": {
+            "maxAlarmVal": 97,
+            "upperCriticalVal": 101
+          },
+          "compute": "@/1000.0"
         }
       ],
       "versionedSensors": [