diff --git a/ophyd_devices/interfaces/base_classes/psi_device_base.py b/ophyd_devices/interfaces/base_classes/psi_device_base.py
index dcb7d71..def17ea 100644
--- a/ophyd_devices/interfaces/base_classes/psi_device_base.py
+++ b/ophyd_devices/interfaces/base_classes/psi_device_base.py
@@ -6,14 +6,16 @@ from __future__ import annotations
 
 import inspect
 import time
-from typing import Any, Callable
+from typing import TYPE_CHECKING, Callable
 
-from bec_lib.devicemanager import ScanInfo
 from ophyd import Device, DeviceStatus, Staged, StatusBase
 
 from ophyd_devices.tests.utils import get_mock_scan_info
 from ophyd_devices.utils.psi_device_base_utils import FileHandler, TaskHandler
 
+if TYPE_CHECKING:  # pragma: no cover
+    from bec_lib.devicemanager import DeviceManagerBase, ScanInfo
+
 
 class DeviceStoppedError(Exception):
     """Exception raised when a device is stopped"""
@@ -37,7 +39,15 @@ class PSIDeviceBase(Device):
     SUB_DEVICE_MONITOR_2D = "device_monitor_2d"
     _default_sub = SUB_VALUE
 
-    def __init__(self, *, name: str, prefix: str = "", scan_info: ScanInfo | None = None, **kwargs):  # type: ignore
+    def __init__(
+        self,
+        *,
+        name: str,
+        prefix: str = "",
+        scan_info: ScanInfo | None = None,
+        device_manager: DeviceManagerBase | None = None,
+        **kwargs,
+    ):
         """
         Initialize the PSI Device Base class.
 
@@ -49,9 +59,10 @@ class PSIDeviceBase(Device):
         # This is to avoid issues with ophyd.OphydObject.__init__ when the parent is ophyd.Device
         # and the device_manager is passed to it. This will cause a TypeError.
         sig = inspect.signature(super().__init__)
-        if "device_manager" not in sig.parameters:
-            kwargs.pop("device_manager", None)
-        super().__init__(prefix=prefix, name=name, **kwargs)
+        if "device_manager" in sig.parameters:
+            super().__init__(device_manager=device_manager, prefix=prefix, name=name, **kwargs)
+        else:
+            super().__init__(prefix=prefix, name=name, **kwargs)
         self._stopped = False
         self.task_handler = TaskHandler(parent=self)
         self.file_utils = FileHandler()
diff --git a/tests/test_psi_device_base.py b/tests/test_psi_device_base.py
index ff1fefb..b40bddf 100644
--- a/tests/test_psi_device_base.py
+++ b/tests/test_psi_device_base.py
@@ -7,6 +7,7 @@ from ophyd import Device
 from ophyd.status import StatusBase
 
 from ophyd_devices.interfaces.base_classes.psi_device_base import DeviceStoppedError, PSIDeviceBase
+from ophyd_devices.sim.sim_camera import SimCamera
 from ophyd_devices.sim.sim_positioner import SimPositioner
 
 # pylint: disable=redefined-outer-name
@@ -18,17 +19,24 @@ class SimPositionerDevice(PSIDeviceBase, SimPositioner):
 
 
 class SimDevice(PSIDeviceBase, Device):
-    """Test Device with ohyd.Device as base class"""
+    """Simulated Device with PSI Device Base"""
+
+
+@pytest.fixture
+def device_positioner():
+    """Fixture for Device"""
+    yield SimPositionerDevice(name="device")
 
 
 @pytest.fixture
 def device():
     """Fixture for Device"""
-    yield SimPositionerDevice(name="device")
+    yield SimDevice(name="device", prefix="test:")
 
 
-def test_psi_device_base_wait_for_signals(device):
+def test_psi_device_base_wait_for_signals(device_positioner):
     """Test wait_for_signals method"""
+    device: SimPositionerDevice = device_positioner
     device.motor_is_moving.set(1).wait()
 
     def check_motor_is_moving():
@@ -67,8 +75,9 @@ def test_psi_device_base_init_with_device_manager():
     dm = mock.MagicMock()
     device = SimPositionerDevice(name="device", device_manager=dm)
     assert device.device_manager is dm
-    device2 = SimDevice(name="device2", device_manager=dm)
-    assert getattr(device2, "device_manager", None) is None
+    # device_manager should b passed to SimCamera through PSIDeviceBase
+    device_2 = SimCamera(name="device", device_manager=dm)
+    assert device_2.device_manager is dm
 
 
 def test_on_stage_hook(device):