diff --git a/pkgs/development/python-modules/python-duco-connectivity/default.nix b/pkgs/development/python-modules/python-duco-connectivity/default.nix
new file mode 100644
index 000000000000..987422109bdd
--- /dev/null
+++ b/pkgs/development/python-modules/python-duco-connectivity/default.nix
@@ -0,0 +1,45 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  setuptools,
+  aiohttp,
+  aioresponses,
+  pytest-asyncio,
+  pytest-cov-stub,
+  pytestCheckHook,
+}:
+
+buildPythonPackage (finalAttrs: {
+  pname = "python-duco-connectivity";
+  version = "0.5.0";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "ronaldvdmeer";
+    repo = "python-duco-connectivity";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-AH8EhC0v8GDNvPSUaTownV9d4upvKRiO//2sipGHz9g=";
+  };
+
+  build-system = [ setuptools ];
+
+  dependencies = [ aiohttp ];
+
+  nativeCheckInputs = [
+    aioresponses
+    pytest-asyncio
+    pytest-cov-stub
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [ "duco_connectivity" ];
+
+  meta = {
+    description = "Async HTTP client for the local Duco Connectivity API";
+    homepage = "https://github.com/ronaldvdmeer/python-duco-connectivity";
+    changelog = "https://github.com/ronaldvdmeer/python-duco-connectivity/releases/tag/${finalAttrs.src.tag}";
+    license = lib.licenses.mit;
+    maintainers = [ lib.maintainers.jamiemagee ];
+  };
+})
diff --git a/pkgs/servers/home-assistant/component-packages.nix b/pkgs/servers/home-assistant/component-packages.nix
index 4ac6ec7ea259..5f244f47270b 100644
--- a/pkgs/servers/home-assistant/component-packages.nix
+++ b/pkgs/servers/home-assistant/component-packages.nix
@@ -1496,7 +1496,8 @@
       ];
     "duco" =
       ps: with ps; [
-      ]; # missing inputs: python-duco-connectivity
+        python-duco-connectivity
+      ];
     "dunehd" =
       ps: with ps; [
         pdunehd
@@ -7927,6 +7928,7 @@
     "dsmr"
     "dsmr_reader"
     "duckdns"
+    "duco"
     "dunehd"
     "duotecno"
     "dwd_weather_warnings"
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 354eeb362967..984026690e5e 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -15923,6 +15923,8 @@ self: super: with self; {
 
   python-duco-client = callPackage ../development/python-modules/python-duco-client { };
 
+  python-duco-connectivity = callPackage ../development/python-modules/python-duco-connectivity { };
+
   python-ecobee-api = callPackage ../development/python-modules/python-ecobee-api { };
 
   python-editor = callPackage ../development/python-modules/python-editor { };