diff --git a/pkgs/development/python-modules/pysolarmanv5/default.nix b/pkgs/development/python-modules/pysolarmanv5/default.nix
new file mode 100644
index 000000000000..b2b5c9a009f7
--- /dev/null
+++ b/pkgs/development/python-modules/pysolarmanv5/default.nix
@@ -0,0 +1,44 @@
+{
+  lib,
+  buildPythonPackage,
+  pythonOlder,
+  fetchFromGitHub,
+  setuptools,
+  umodbus,
+  pytestCheckHook,
+}:
+
+buildPythonPackage rec {
+  pname = "pysolarmanv5";
+  version = "3.0.6";
+  pyproject = true;
+
+  disabled = pythonOlder "3.8";
+
+  src = fetchFromGitHub {
+    owner = "jmccrohan";
+    repo = "pysolarmanv5";
+    tag = "v${version}";
+    hash = "sha256-ENEXuMQGQ1Jwgpfp2v0T2dveTJoIaVu+DfefQZy8ntE=";
+  };
+
+  build-system = [
+    setuptools
+  ];
+
+  dependencies = [
+    umodbus
+  ];
+
+  nativeCheckInputs = [ pytestCheckHook ];
+
+  pythonImportsCheck = [ "pysolarmanv5" ];
+
+  meta = {
+    description = "Python module to interact with Solarman Data Logging Sticks";
+    changelog = "https://github.com/jmccrohan/pysolarmanv5/blob/${src.tag}/CHANGELOG.md";
+    homepage = "https://github.com/jmccrohan/pysolarmanv5";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ Scrumplex ];
+  };
+}
diff --git a/pkgs/servers/home-assistant/custom-components/solarman/package.nix b/pkgs/servers/home-assistant/custom-components/solarman/package.nix
new file mode 100644
index 000000000000..2ae609686f98
--- /dev/null
+++ b/pkgs/servers/home-assistant/custom-components/solarman/package.nix
@@ -0,0 +1,33 @@
+{
+  buildHomeAssistantComponent,
+  fetchFromGitHub,
+  lib,
+  pysolarmanv5,
+  pyyaml,
+}:
+
+buildHomeAssistantComponent rec {
+  owner = "StephanJoubert";
+  domain = "solarman";
+  version = "1.5.1";
+
+  src = fetchFromGitHub {
+    owner = "StephanJoubert";
+    repo = "home_assistant_solarman";
+    tag = version;
+    hash = "sha256-+znRq7LGIxbxMEypIRqbIMgV8H4OyiOakmExx1aHEl8=";
+  };
+
+  dependencies = [
+    pysolarmanv5
+    pyyaml
+  ];
+
+  meta = {
+    description = "Home Assistant component for Solarman collectors used with a variety of inverters";
+    changelog = "https://github.com/StephanJoubert/home_assistant_solarman/releases/tag/${version}";
+    homepage = "https://github.com/StephanJoubert/home_assistant_solarman";
+    maintainers = with lib.maintainers; [ Scrumplex ];
+    license = lib.licenses.asl20;
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 07aeef6f85f6..dccd7365906b 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -13943,6 +13943,8 @@ self: super: with self; {
 
   pysol-cards = callPackage ../development/python-modules/pysol-cards { };
 
+  pysolarmanv5 = callPackage ../development/python-modules/pysolarmanv5 { };
+
   pysolcast = callPackage ../development/python-modules/pysolcast { };
 
   pysolr = callPackage ../development/python-modules/pysolr { };