diff --git a/capellambse_context_diagrams/collectors/__init__.py b/capellambse_context_diagrams/collectors/__init__.py
index 319752a4..3d60a7d3 100644
--- a/capellambse_context_diagrams/collectors/__init__.py
+++ b/capellambse_context_diagrams/collectors/__init__.py
@@ -38,10 +38,9 @@ def get_elkdata(
     elkdata
         The data that can be fed into elkjs.
     """
-
-    if diagram.type in generic.PORTLESS_DIAGRAM_TYPES:
-        collector = portless.collector
-    else:
+    if generic.DIAGRAM_TYPE_TO_CONNECTOR_NAMES[diagram.type]:
         collector = default.collector
+    else:
+        collector = portless.collector
 
     return collector(diagram, params)
diff --git a/capellambse_context_diagrams/collectors/default.py b/capellambse_context_diagrams/collectors/default.py
index b14b9079..c9785e4f 100644
--- a/capellambse_context_diagrams/collectors/default.py
+++ b/capellambse_context_diagrams/collectors/default.py
@@ -12,6 +12,7 @@
 from capellambse import helpers
 from capellambse.model import common
 from capellambse.model.crosslayer import cs, fa
+from capellambse.model.modeltypes import DiagramType as DT
 
 from .. import _elkjs, context
 from . import exchanges, generic, makers
@@ -22,7 +23,7 @@ def collector(
 ) -> _elkjs.ELKInputData:
     """Collect context data from ports of centric box."""
     data = generic.collector(diagram, no_symbol=True)
-    ports = port_collector(diagram.target)
+    ports = port_collector(diagram.target, diagram.type)
     centerbox = data["children"][0]
     centerbox["ports"] = [makers.make_port(i.uuid) for i in ports]
     connections = port_exchange_collector(ports)
@@ -85,13 +86,13 @@ def collector(
 
 
 def port_collector(
-    target: common.GenericElement | common.ElementList,
+    target: common.GenericElement | common.ElementList, diagram_type: DT
 ) -> list[common.GenericElement]:
     """Savely collect ports from `target`."""
 
     def __collect(target):
         all_ports: list[common.GenericElement] = []
-        for attr in generic.CONNECTOR_ATTR_NAMES | {"ports"}:
+        for attr in generic.DIAGRAM_TYPE_TO_CONNECTOR_NAMES[diagram_type]:
             try:
                 ports = getattr(target, attr)
                 if ports and isinstance(
diff --git a/capellambse_context_diagrams/collectors/exchanges.py b/capellambse_context_diagrams/collectors/exchanges.py
index ee5ec999..c0ce776c 100644
--- a/capellambse_context_diagrams/collectors/exchanges.py
+++ b/capellambse_context_diagrams/collectors/exchanges.py
@@ -107,7 +107,7 @@ def make_ports_and_update_children_size(
                 elif target in port_ids:
                     inputs.append(target)
 
-            if self.diagram.type not in generic.PORTLESS_DIAGRAM_TYPES:
+            if generic.DIAGRAM_TYPE_TO_CONNECTOR_NAMES[self.diagram.type]:
                 child["ports"] = [
                     makers.make_port(i) for i in set(inputs + outputs)
                 ]
diff --git a/capellambse_context_diagrams/collectors/generic.py b/capellambse_context_diagrams/collectors/generic.py
index 42c088f9..955f7656 100644
--- a/capellambse_context_diagrams/collectors/generic.py
+++ b/capellambse_context_diagrams/collectors/generic.py
@@ -23,11 +23,23 @@
 
 SourceAndTarget = tuple[common.GenericElement, common.GenericElement]
 
-
-CONNECTOR_ATTR_NAMES = {"inputs", "outputs", "physical_ports"}
+PHYSICAL_CONNECTOR_ATTR_NAMES = {"physical_ports"}
+"""Attribute of PhysicalComponents for receiving connections."""
+CONNECTOR_ATTR_NAMES = {"ports", "inputs", "outputs"}
 """Attribute of GenericElements for receiving connections."""
-PORTLESS_DIAGRAM_TYPES = {DT.OAB, DT.OAIB, DT.OCB, DT.MCB}
-"""Supported diagram types without connectors (i.e. ports)."""
+DIAGRAM_TYPE_TO_CONNECTOR_NAMES: dict[DT, set[str]] = {
+    DT.OAB: set(),
+    DT.OAIB: set(),
+    DT.OCB: set(),
+    DT.MCB: set(),
+    DT.SAB: CONNECTOR_ATTR_NAMES,
+    DT.SDFB: CONNECTOR_ATTR_NAMES,
+    DT.LAB: CONNECTOR_ATTR_NAMES,
+    DT.LDFB: CONNECTOR_ATTR_NAMES,
+    DT.PAB: CONNECTOR_ATTR_NAMES | PHYSICAL_CONNECTOR_ATTR_NAMES,
+    DT.PDFB: CONNECTOR_ATTR_NAMES | PHYSICAL_CONNECTOR_ATTR_NAMES,
+}
+"""Supported diagram types mapping to the attribute name of connectors."""
 MARKER_SIZE = 3
 """Default size of marker-ends in pixels."""
 MARKER_PADDING = makers.PORT_PADDING