diff --git a/.run/SCEX .run.xml b/.run/SCEX .run.xml
index fe3e6ca..31102b0 100644
--- a/.run/SCEX .run.xml	
+++ b/.run/SCEX .run.xml	
@@ -13,7 +13,7 @@
     <option name="ADD_SOURCE_ROOTS" value="true" />
     <EXTENSION ID="PythonCoverageRunConfigurationExtension" runner="coverage.py" />
     <option name="SCRIPT_NAME" value="$PROJECT_DIR$/tmtcc.py" />
-    <option name="PARAMETERS" value="-s scex -d 5" />
+    <option name="PARAMETERS" value="-s scex -d 8" />
     <option name="SHOW_COMMAND_LINE" value="false" />
     <option name="EMULATE_TERMINAL" value="true" />
     <option name="MODULE_MODE" value="false" />
diff --git a/pus_tc/devs/scex.py b/pus_tc/devs/scex.py
index 3f0f60a..2daa237 100644
--- a/pus_tc/devs/scex.py
+++ b/pus_tc/devs/scex.py
@@ -1,10 +1,12 @@
 import enum
 import json
 
+from spacepackets.ecss import PusTelecommand
+
 from config.definitions import CustomServiceList
-from tmtccmd import DefaultProcedureInfo, TcHandlerBase
 from tmtccmd.config.tmtc import tmtc_definitions_provider
-from tmtccmd.tc import DefaultPusQueueHelper, service_provider
+from tmtccmd.tc.pus_200_fsfw_modes import Modes, pack_mode_data, Subservices
+from tmtccmd.tc import service_provider
 from tmtccmd.tc.decorator import ServiceProviderParams
 from tmtccmd.tc.pus_8_funccmd import make_fsfw_action_cmd
 from tmtccmd.config import OpCodeEntry, TmtcDefinitionWrapper
@@ -24,6 +26,8 @@ class OpCodes:
     ALL_CELLS_CMD = ["5", "allcells"]
     FRAM = ["6", "fram"]
 
+    SWITCH_ON = ["7", "on"]
+
 
 class ActionIds(enum.IntEnum):
     PING = 7
@@ -46,6 +50,8 @@ class Info:
     ALL_CELLS_CMD = "All Cells"
     FRAM = "Read FRAM"
 
+    SWITCH_ON = "Switch Scex on"
+
 
 @tmtc_definitions_provider
 def add_scex_cmds(defs: TmtcDefinitionWrapper):
@@ -58,6 +64,7 @@ def add_scex_cmds(defs: TmtcDefinitionWrapper):
 
     oce.add(keys=OpCodes.ALL_CELLS_CMD, info=Info.ALL_CELLS_CMD)
     oce.add(keys=OpCodes.FRAM, info=Info.FRAM)
+    oce.add(keys=OpCodes.SWITCH_ON, info=Info.SWITCH_ON)
 
     defs.add_service(
         name=CustomServiceList.SCEX.value, info="SCEX Device", op_code_entry=oce
@@ -68,6 +75,15 @@ def add_scex_cmds(defs: TmtcDefinitionWrapper):
 def pack_scex_cmds(p: ServiceProviderParams):
     op_code = p.op_code
     q = p.queue_helper
+    if op_code in OpCodes.SWITCH_ON:
+        q.add_log_cmd(Info.SWITCH_ON)
+        q.add_pus_tc(
+            PusTelecommand(
+                service=200,
+                subservice=Subservices.TC_MODE_COMMAND,
+                app_data=pack_mode_data(SCEX_HANDLER_ID, Modes.ON, 0),
+            )
+        )
     if op_code in OpCodes.PING:
         q.add_log_cmd(Info.PING)
         app_data = bytes([0])
diff --git a/pus_tc/procedure_packer.py b/pus_tc/procedure_packer.py
index d5268b1..4e3e1d9 100644
--- a/pus_tc/procedure_packer.py
+++ b/pus_tc/procedure_packer.py
@@ -211,12 +211,14 @@ def handle_default_procedure(
             gui=tc_handler.gui,
         )
     if service == CustomServiceList.SCEX.value:
-        return pack_scex_cmds(ServiceProviderParams(
-            handler_base=tc_base,
-            op_code=op_code,
-            info=info,
-            queue_helper=queue_helper
-        ))
+        return pack_scex_cmds(
+            ServiceProviderParams(
+                handler_base=tc_base,
+                op_code=op_code,
+                info=info,
+                queue_helper=queue_helper,
+            )
+        )
     if not route_to_registered_service_handlers(
         service,
         ServiceProviderParams(