diff --git a/pkgs/development/python-modules/pymitsubishi/default.nix b/pkgs/development/python-modules/pymitsubishi/default.nix
new file mode 100644
index 000000000000..fc553fe5461e
--- /dev/null
+++ b/pkgs/development/python-modules/pymitsubishi/default.nix
@@ -0,0 +1,41 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  setuptools,
+  requests,
+  pycryptodome,
+  pytestCheckHook,
+}:
+
+buildPythonPackage rec {
+  pname = "pymitsubishi";
+  version = "0.1.7";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "pymitsubishi";
+    repo = "pymitsubishi";
+    tag = "v${version}";
+    hash = "sha256-tEmhllXvUwiJG1q7MyBrHPVVxzcZYgzTHzD8jnqfXvA=";
+  };
+
+  build-system = [ setuptools ];
+
+  dependencies = [
+    requests
+    pycryptodome
+  ];
+
+  nativeCheckInputs = [ pytestCheckHook ];
+
+  pythonImportsCheck = [ "pymitsubishi" ];
+
+  meta = {
+    description = "A Python library for controlling and monitoring Mitsubishi MAC-577IF-2E air conditioners";
+    homepage = "https://github.com/pymitsubishi/pymitsubishi";
+    changelog = "https://github.com/pymitsubishi/pymitsubishi/releases/tag/${src.tag}";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ uvnikita ];
+  };
+}
diff --git a/pkgs/servers/home-assistant/custom-components/mitsubishi/package.nix b/pkgs/servers/home-assistant/custom-components/mitsubishi/package.nix
new file mode 100644
index 000000000000..9ceb7a1c87da
--- /dev/null
+++ b/pkgs/servers/home-assistant/custom-components/mitsubishi/package.nix
@@ -0,0 +1,40 @@
+{
+  lib,
+  fetchFromGitHub,
+  buildHomeAssistantComponent,
+  pymitsubishi,
+  pytest-cov-stub,
+  pytestCheckHook,
+  pytest-homeassistant-custom-component,
+}:
+
+buildHomeAssistantComponent rec {
+  owner = "pymitsubishi";
+  domain = "mitsubishi";
+  version = "0.1.4";
+
+  src = fetchFromGitHub {
+    owner = "pymitsubishi";
+    repo = "homeassistant-mitsubishi";
+    tag = "v${version}";
+    hash = "sha256-cJBhIck33gyFTITQKlLZSdKDA3VXeVJFGcQoD49BgWQ=";
+  };
+
+  dependencies = [
+    pymitsubishi
+  ];
+
+  nativeCheckInputs = [
+    pytest-cov-stub
+    pytestCheckHook
+    pytest-homeassistant-custom-component
+  ];
+
+  meta = with lib; {
+    description = "Home Assistant Mitsubishi Air Conditioner Integration";
+    changelog = "https://github.com/pymitsubishi/homeassistant-mitsubishi/releases/tag/v${version}";
+    homepage = "https://github.com/pymitsubishi/homeassistant-mitsubishi";
+    maintainers = with maintainers; [ uvnikita ];
+    license = licenses.mit;
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index d6f0da38edec..d4ab7a2dff14 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -13258,6 +13258,8 @@ self: super: with self; {
 
   pymilvus = callPackage ../development/python-modules/pymilvus { };
 
+  pymitsubishi = callPackage ../development/python-modules/pymitsubishi { };
+
   pymitv = callPackage ../development/python-modules/pymitv { };
 
   pymodbus = callPackage ../development/python-modules/pymodbus { };