diff --git a/pypck/connection.py b/pypck/connection.py
index 05ead61..4d42a42 100644
--- a/pypck/connection.py
+++ b/pypck/connection.py
@@ -411,7 +411,9 @@ def get_module_conn(
             addr = LcnAddr(self.local_seg_id, addr.addr_id, addr.is_group)
         address_conn = self.address_conns.get(addr, None)
         if address_conn is None:
-            address_conn = ModuleConnection(self, addr)
+            address_conn = ModuleConnection(
+                self, addr, wants_ack=self.settings["ACKNOWLEDGE"]
+            )
             if request_serials:
                 self.task_registry.create_task(address_conn.request_serials())
             self.address_conns[addr] = address_conn
diff --git a/pypck/lcn_defs.py b/pypck/lcn_defs.py
index 2a04542..d667491 100644
--- a/pypck/lcn_defs.py
+++ b/pypck/lcn_defs.py
@@ -1386,6 +1386,7 @@ class AccessControlPeriphery(Enum):
     # failed-state.
     "SK_NUM_TRIES": 3,  # Total number of segment coupler scan tries
     "DIM_MODE": OutputPortDimMode.STEPS50,
+    "ACKNOWLEDGE": True,  # modules request an acknowledge command
     "PING_TIMEOUT": 600000,  # The default timeout for pings sent to PCHK.
     "DEFAULT_TIMEOUT_MSEC": 3500,  # Default timeout for send command retries
     "MAX_STATUS_EVENTBASED_VALUEAGE_MSEC": 600000,  # Poll interval for
diff --git a/pypck/module.py b/pypck/module.py
index 7b8bf87..aac1aec 100644
--- a/pypck/module.py
+++ b/pypck/module.py
@@ -751,10 +751,13 @@ def __init__(
         activate_status_requests: bool = False,
         has_s0_enabled: bool = False,
         software_serial: int | None = None,
+        wants_ack: bool = True,
     ):
         """Construct ModuleConnection instance."""
         assert not addr.is_group
-        super().__init__(conn, addr, software_serial=software_serial, wants_ack=True)
+        super().__init__(
+            conn, addr, software_serial=software_serial, wants_ack=wants_ack
+        )
         self.activate_status_requests = activate_status_requests
         self.has_s0_enabled = has_s0_enabled
 
@@ -796,10 +799,6 @@ def __init__(
         if self.activate_status_requests:
             self.task_registry.create_task(self.activate_status_request_handlers())
 
-    def set_wants_ack(self, wants_ack: bool) -> None:
-        """Set request acknowledgement."""
-        self.wants_ack = wants_ack
-
     async def send_command(self, wants_ack: bool, pck: str | bytes) -> bool:
         """Send a command to the module represented by this class.