diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9830c767..8cc285f6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -21,6 +21,7 @@ will consitute of a breaking change warranting a new major release:
 ## Added
 
 - Version of thermal controller which performs basic control tasks.
+- PCDU handler can now command switch of the 3V3 stack (switch ID 19)
 
 ## Fixed
 
diff --git a/mission/power/PcduHandler.cpp b/mission/power/PcduHandler.cpp
index 63f583f4..0561288c 100644
--- a/mission/power/PcduHandler.cpp
+++ b/mission/power/PcduHandler.cpp
@@ -28,25 +28,35 @@ ReturnValue_t PcduHandler::performOperation(uint8_t counter) {
   if (counter == DeviceHandlerIF::PERFORM_OPERATION) {
     readCommandQueue();
   }
-  uint8_t switchState = 0;
+  uint8_t switchState5V = 0;
+  uint8_t switchState3V3 = 0;
   {
     PoolReadGuard pg(&p60CoreHk.outputEnables);
     if (pg.getReadResult() == returnvalue::OK) {
-      switchState = p60CoreHk.outputEnables.value[10];
+      switchState5V = p60CoreHk.outputEnables.value[P60Dock::hk::STACK_5V];
+      switchState3V3 = p60CoreHk.outputEnables.value[P60Dock::hk::STACK_3V3];
     } else {
       return returnvalue::OK;
     }
   }
   {
-    PoolReadGuard pg(&switcherSet.p60Dock5VStack);
+    PoolReadGuard pg(&switcherSet);
     if (pg.getReadResult() == returnvalue::OK) {
-      if (switcherSet.p60Dock5VStack.value != switchState) {
-        triggerEvent(power::SWITCH_HAS_CHANGED, switchState, power::Switches::P60_DOCK_5V_STACK);
+      if (switcherSet.p60Dock5VStack.value != switchState5V) {
+        triggerEvent(power::SWITCH_HAS_CHANGED, switchState5V, power::Switches::P60_DOCK_5V_STACK);
         MutexGuard mg(pwrLock, LOCK_TYPE, LOCK_TIMEOUT, LOCK_CTX);
-        switchStates[power::P60_DOCK_5V_STACK] = switchState;
+        switchStates[power::P60_DOCK_5V_STACK] = switchState5V;
+      }
+      if (switcherSet.p60Dock3V3Stack.value != switchState3V3) {
+        triggerEvent(power::SWITCH_HAS_CHANGED, switchState3V3,
+                     power::Switches::P60_DOCK_3V3_STACK);
+        MutexGuard mg(pwrLock, LOCK_TYPE, LOCK_TIMEOUT, LOCK_CTX);
+        switchStates[power::P60_DOCK_3V3_STACK] = switchState3V3;
       }
       switcherSet.p60Dock5VStack.setValid(true);
-      switcherSet.p60Dock5VStack.value = switchState;
+      switcherSet.p60Dock5VStack.value = switchState5V;
+      switcherSet.p60Dock3V3Stack.setValid(true);
+      switcherSet.p60Dock3V3Stack.value = switchState3V3;
     }
   }
   return returnvalue::OK;
@@ -353,6 +363,11 @@ ReturnValue_t PcduHandler::sendSwitchCommand(uint8_t switchNr, ReturnValue_t onO
       module = ObjectManager::instance()->get<GomspaceDeviceHandler>(objects::P60DOCK_HANDLER);
       break;
     }
+    case power::P60_DOCK_3V3_STACK: {
+      memoryAddress = P60Dock::CONFIG_ADDRESS_OUT_EN_3V3_STACK;
+      module = ObjectManager::instance()->get<GomspaceDeviceHandler>(objects::P60DOCK_HANDLER);
+      break;
+    }
 
     default: {
       sif::error << "PCDUHandler::sendSwitchCommand: Invalid switch number " << std::endl;
@@ -430,7 +445,8 @@ ReturnValue_t PcduHandler::initializeLocalDataPool(localpool::DataPool& localDat
   using namespace pcdu;
   localDataPoolMap.emplace(PoolIds::PDU1_SWITCHES, &pdu1Switches);
   localDataPoolMap.emplace(PoolIds::PDU2_SWITCHES, &pdu2Switches);
-  localDataPoolMap.emplace(PoolIds::P60DOCK_SWITCHES, &p60Dock5VSwitch);
+  localDataPoolMap.emplace(PoolIds::P60DOCK_5V, &p60Dock5VSwitch);
+  localDataPoolMap.emplace(PoolIds::P60DOCK_3V3, &p60Dock3V3Switch);
   poolManager.subscribeForDiagPeriodicPacket(
       subdp::DiagnosticsHkPeriodicParams(switcherSet.getSid(), false, 5.0));
   return returnvalue::OK;
diff --git a/mission/power/PcduHandler.h b/mission/power/PcduHandler.h
index a59ae3da..86d3747f 100644
--- a/mission/power/PcduHandler.h
+++ b/mission/power/PcduHandler.h
@@ -80,6 +80,7 @@ class PcduHandler : public PowerSwitchIF,
   PoolEntry<uint8_t> pdu2Switches =
       PoolEntry<uint8_t>(pcdu::INIT_SWITCHES_PDU2.data(), pcdu::INIT_SWITCHES_PDU2.size());
   PoolEntry<uint8_t> p60Dock5VSwitch = PoolEntry<uint8_t>();
+  PoolEntry<uint8_t> p60Dock3V3Switch = PoolEntry<uint8_t>();
 
   /** The timeStamp of the current pdu2HkTableDataset */
   CCSDSTime::CDS_short timeStampPdu2HkDataset;
diff --git a/mission/power/defs.h b/mission/power/defs.h
index 6cb1d16b..b10fe1ff 100644
--- a/mission/power/defs.h
+++ b/mission/power/defs.h
@@ -32,6 +32,7 @@ enum Switches : power::Switch_t {
   PDU2_CH8_PAYLOAD_CAMERA,
 
   P60_DOCK_5V_STACK,
+  P60_DOCK_3V3_STACK,
   NUMBER_OF_SWITCHES
 };
 
diff --git a/mission/power/gsDefs.h b/mission/power/gsDefs.h
index d155bb54..d42cabd2 100644
--- a/mission/power/gsDefs.h
+++ b/mission/power/gsDefs.h
@@ -109,6 +109,7 @@ enum class SetIds : uint32_t { CORE = 1, AUX = 2, CONFIG = 3 };
 
 namespace P60Dock {
 
+static const uint16_t CONFIG_ADDRESS_OUT_EN_3V3_STACK = 0x71;
 static const uint16_t CONFIG_ADDRESS_OUT_EN_5V_STACK = 0x72;
 
 namespace pool {
@@ -714,7 +715,7 @@ class AuxHk : public StaticLocalDataSet<12> {
 
 namespace pcdu {
 
-enum PoolIds : uint32_t { PDU1_SWITCHES, PDU2_SWITCHES, P60DOCK_SWITCHES };
+enum PoolIds : uint32_t { PDU1_SWITCHES, PDU2_SWITCHES, P60DOCK_5V, P60DOCK_3V3 };
 
 static const uint8_t ON = 1;
 static const uint8_t OFF = 0;
@@ -745,7 +746,8 @@ class SwitcherStates : public StaticLocalDataSet<power::NUMBER_OF_SWITCHES> {
       lp_vec_t<uint8_t, PDU::CHANNELS_LEN>(sid.objectId, PDU1_SWITCHES, this);
   lp_vec_t<uint8_t, PDU::CHANNELS_LEN> pdu2Switches =
       lp_vec_t<uint8_t, PDU::CHANNELS_LEN>(sid.objectId, PDU2_SWITCHES, this);
-  lp_var_t<uint8_t> p60Dock5VStack = lp_var_t<uint8_t>(sid.objectId, P60DOCK_SWITCHES, this);
+  lp_var_t<uint8_t> p60Dock5VStack = lp_var_t<uint8_t>(sid.objectId, P60DOCK_5V, this);
+  lp_var_t<uint8_t> p60Dock3V3Stack = lp_var_t<uint8_t>(sid.objectId, P60DOCK_3V3, this);
 };
 
 }  // namespace pcdu
diff --git a/tmtc b/tmtc
index b72dad49..f899d169 160000
--- a/tmtc
+++ b/tmtc
@@ -1 +1 @@
-Subproject commit b72dad49a9c05a37c094a22d5fdaa15643b5ca7f
+Subproject commit f899d169b2a6f7454b2f425dfa2713acf029e016