diff --git a/src/gdm/__init__.py b/src/gdm/__init__.py
index c062bf6..5c4b209 100644
--- a/src/gdm/__init__.py
+++ b/src/gdm/__init__.py
@@ -165,3 +165,7 @@
 from gdm.distribution.curve import Curve, TimeCurrentCurve
 
 from gdm.distribution.network.reducer import reduce_to_three_phase_system
+from gdm.distribution.components.distribution_inverter import (
+    DistributionInverter,
+)
+from gdm.distribution.catalog_system import CatalogSystem
diff --git a/src/gdm/distribution/components/distribution_inverter.py b/src/gdm/distribution/components/distribution_inverter.py
index 9f9c630..8700ff6 100644
--- a/src/gdm/distribution/components/distribution_inverter.py
+++ b/src/gdm/distribution/components/distribution_inverter.py
@@ -14,11 +14,11 @@
 )
 
 
-class DistrbutionInverter(DistributionComponentBase):
+class DistributionInverter(DistributionComponentBase):
     controller: Annotated[
         InverterControllerBase,
         Field(
-            ...,
+            PowerfactorInverterController.example(),
             description="The controller which is used for the PV array.",
         ),
     ]
@@ -27,10 +27,10 @@ class DistrbutionInverter(DistributionComponentBase):
     ]
 
     @classmethod
-    def example(cls) -> "DistrbutionInverter":
+    def example(cls) -> "DistributionInverter":
         """Example of a Distribution Inverter with a predefined controller and equipment."""
 
-        return DistrbutionInverter(
+        return DistributionInverter(
             name="inverter1",
             controller=PowerfactorInverterController.example(),
             equipment=InverterEquipment.example(),
diff --git a/src/gdm/distribution/components/distribution_solar.py b/src/gdm/distribution/components/distribution_solar.py
index 9f1eb8c..130ab9e 100644
--- a/src/gdm/distribution/components/distribution_solar.py
+++ b/src/gdm/distribution/components/distribution_solar.py
@@ -4,7 +4,7 @@
 
 from pydantic import Field
 
-from gdm.distribution.components.distribution_inverter import DistrbutionInverter
+from gdm.distribution.components.distribution_inverter import DistributionInverter
 from gdm.distribution.components.distribution_feeder import DistributionFeeder
 from gdm.distribution.components.base.distribution_component_base import (
     DistributionComponentBase,
@@ -42,7 +42,7 @@ class DistributionSolar(DistributionComponentBase):
         ),
     ]
     inverter: Annotated[
-        DistrbutionInverter,
+        DistributionInverter,
         Field(
             ...,
             description="Inverter model for the Distribution Solar PV system.",
@@ -86,7 +86,7 @@ def aggregate(
                     for inst in instances
                 ),
             ),
-            inverter=DistrbutionInverter(
+            inverter=DistributionInverter(
                 name=f"{name}_inverter",
                 equipment=InverterEquipment(
                     capacity=sum(inst.inverter.equipment.capacity for inst in instances)
@@ -122,5 +122,5 @@ def example(cls) -> "DistributionSolar":
             feeder=DistributionFeeder.example(),
             phases=[Phase.A, Phase.B, Phase.C],
             equipment=SolarEquipment.example(),
-            inverter=DistrbutionInverter.example(),
+            inverter=DistributionInverter.example(),
         )
diff --git a/src/gdm/version.py b/src/gdm/version.py
index c9c77d7..7bf459b 100644
--- a/src/gdm/version.py
+++ b/src/gdm/version.py
@@ -3,7 +3,7 @@
 import platform
 import sys
 
-VERSION = "1.3.1"
+VERSION = "1.3.2"
 
 
 def is_git_repo(dir: Path) -> bool:
diff --git a/tests/conftest.py b/tests/conftest.py
index 34e3685..50f14c6 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -1,7 +1,6 @@
 from datetime import datetime, timedelta
 from uuid import uuid4
 
-from gdm.distribution.components.distribution_inverter import DistrbutionInverter
 from gdm.distribution.equipment.inverter_equipment import InverterEquipment
 from gdm.distribution.equipment.solar_equipment import SolarEquipment
 from gdm.distribution.controllers.distribution_inverter_controller import (
@@ -17,6 +16,7 @@
     MatrixImpedanceBranch,
     PositiveReactivePower,
     PositiveApparentPower,
+    DistributionInverter,
     PositiveActivePower,
     CapacitancePULength,
     DistributionSystem,
@@ -87,7 +87,7 @@ def build_distribution_solar(bus: DistributionBus, bus_number: int):
             "uuid": uuid4(),
             "name": f"solar_{bus_number}",
             "bus": bus,
-            "inverter": DistrbutionInverter.example().model_copy(
+            "inverter": DistributionInverter.example().model_copy(
                 update={
                     "uuid": uuid4(),
                     "name": f"inverter_{bus_number}",
@@ -323,7 +323,7 @@ def build_split_phase_solar(bus: DistributionBus, bus_number: int):
             resistance=1,
             reactance=1,
         ),
-        inverter=DistrbutionInverter(
+        inverter=DistributionInverter(
             name=f"pv_inverter_{bus_number}",
             controller=PowerfactorInverterController.example(),
             equipment=InverterEquipment(