diff --git a/python/slsdet/__init__.py b/python/slsdet/__init__.py
index 7af732cef..753267d81 100755
--- a/python/slsdet/__init__.py
+++ b/python/slsdet/__init__.py
@@ -3,8 +3,8 @@
 # from .detector import Detector, DetectorError, free_shared_memory
 from .eiger import Eiger
 from .ctb import Ctb
-from .dacs import DetectorDacs, Dac
-from .powers import DetectorPowers, Power
+from .dacs import NamedDacs, DetectorDacs, Dac
+from .powers import NamedPowers, Power
 from .detector import Detector
 from .jungfrau import Jungfrau
 from .mythen3 import Mythen3
diff --git a/python/slsdet/ctb.py b/python/slsdet/ctb.py
index cf2c390d1..eff315da3 100644
--- a/python/slsdet/ctb.py
+++ b/python/slsdet/ctb.py
@@ -3,7 +3,7 @@
 from .detector import Detector, freeze
 from .utils import element_if_equal
 from .dacs import NamedDacs
-from .powers import DetectorPowers
+from .powers import NamedPowers
 from .proxy import SlowAdcProxy
 from . import _slsdet
 dacIndex = _slsdet.slsDetectorDefs.dacIndex
@@ -19,7 +19,7 @@ class Ctb(Detector):
         super().__init__(id)
         self._frozen = False 
         self._dacs = NamedDacs(self)
-        self._powers = DetectorPowers(self)
+        self._powers = NamedPowers(self)
     
     @property
     def dacs(self):
diff --git a/python/slsdet/powers.py b/python/slsdet/powers.py
index b6f648f04..3426e8e23 100755
--- a/python/slsdet/powers.py
+++ b/python/slsdet/powers.py
@@ -60,7 +60,7 @@ class Power:
         return f'{self.__name__:15s}: {str(self.enable):5s}, {self.dac:5d} mV'
 
 
-class DetectorPowers:
+class NamedPowers:
     """
     List implementation of the all the power supplies with its names. 
     """