diff --git a/_unittest/test_07_Object3D.py b/_unittest/test_07_Object3D.py
index ce038e5dd3a..4d75f9ffcb3 100644
--- a/_unittest/test_07_Object3D.py
+++ b/_unittest/test_07_Object3D.py
@@ -9,6 +9,7 @@
 from pyaedt.generic.general_methods import time_fn
 from pyaedt.modeler.cad.elements3d import EdgePrimitive
 from pyaedt.modeler.cad.elements3d import FacePrimitive
+from pyaedt.modeler.cad.object3d import Object3d
 
 
 @pytest.fixture(scope="class")
@@ -671,3 +672,13 @@ def test_20_simplify_objects(self):
         )
         assert not self.aedtapp.modeler.simplify_objects(input_objects_list=None)
         assert not self.aedtapp.modeler.simplify_objects(input_objects_list=1)
+
+    def test_21_detach_faces(self):
+        box = self.aedtapp.modeler.create_box([0, 0, 0], [1, 2, 3])
+        out_obj = box.detach_faces(box.top_face_z)
+        assert len(out_obj) == 1
+        assert isinstance(out_obj[0], Object3d)
+        box = self.aedtapp.modeler.create_box([0, 0, 0], [1, 2, 3])
+        out_obj = box.detach_faces([box.top_face_z.id, box.bottom_face_z.id])
+        assert len(out_obj) == 2
+        assert all(isinstance(o, Object3d) for o in out_obj)
diff --git a/pyaedt/modeler/cad/object3d.py b/pyaedt/modeler/cad/object3d.py
index b7a529eaa57..18dc35a4e42 100644
--- a/pyaedt/modeler/cad/object3d.py
+++ b/pyaedt/modeler/cad/object3d.py
@@ -1706,6 +1706,36 @@ def section(self, plane, create_new=True, section_cross_object=False):
         self._primitives.section(self, plane, create_new, section_cross_object)
         return self
 
+    @pyaedt_function_handler()
+    def detach_faces(self, faces):
+        """Section the object.
+
+        Parameters
+        ----------
+        faces : List[FacePrimitive] or List[int] or int or FacePrimitive
+            Face or faces to be detached from the object.
+
+        Returns
+        -------
+        List[:class:`pyaedt.modeler.cad.object3d.Object3d`]
+            List of object resulting from the operation.
+
+        References
+        ----------
+
+        >>> oEditor.DetachFaces
+
+        """
+        if isinstance(faces, FacePrimitive) or isinstance(faces, int):
+            faces = [faces]
+        if isinstance(faces[0], FacePrimitive):
+            faces = [f.id for f in faces]
+        result = self._primitives.oeditor.DetachFaces(
+            ["NAME:Selections", "Selections:=", self.name, "NewPartsModelFlag:=", "Model"],
+            ["NAME:Parameters", ["NAME:DetachFacesToParameters", "FacesToDetach:=", faces]],
+        )
+        return [getattr(self._primitives, "_modeler")[o] for o in result]
+
     @pyaedt_function_handler()
     def clone(self):
         """Clone the object and return the new 3D object.