From 711d8bb0ade3d32361e9e129cfaa99347b0a1675 Mon Sep 17 00:00:00 2001
From: "esphome[bot]" <115708604+esphome[bot]@users.noreply.github.com>
Date: Fri, 3 Jul 2026 08:33:00 -0400
Subject: [PATCH] Synchronise Device Classes from Home Assistant (#17372)

Co-authored-by: esphomebot <esphome@openhomefoundation.org>
---
 esphome/components/number/__init__.py | 2 ++
 esphome/components/sensor/__init__.py | 2 ++
 esphome/const.py                      | 1 +
 3 files changed, 5 insertions(+)

diff --git a/esphome/components/number/__init__.py b/esphome/components/number/__init__.py
index ee2d53c65a..bcc609de65 100644
--- a/esphome/components/number/__init__.py
+++ b/esphome/components/number/__init__.py
@@ -59,6 +59,7 @@ from esphome.const import (
     DEVICE_CLASS_PRECIPITATION,
     DEVICE_CLASS_PRECIPITATION_INTENSITY,
     DEVICE_CLASS_PRESSURE,
+    DEVICE_CLASS_RADON,
     DEVICE_CLASS_REACTIVE_ENERGY,
     DEVICE_CLASS_REACTIVE_POWER,
     DEVICE_CLASS_SIGNAL_STRENGTH,
@@ -131,6 +132,7 @@ DEVICE_CLASSES = [
     DEVICE_CLASS_PRECIPITATION,
     DEVICE_CLASS_PRECIPITATION_INTENSITY,
     DEVICE_CLASS_PRESSURE,
+    DEVICE_CLASS_RADON,
     DEVICE_CLASS_REACTIVE_ENERGY,
     DEVICE_CLASS_REACTIVE_POWER,
     DEVICE_CLASS_SIGNAL_STRENGTH,
diff --git a/esphome/components/sensor/__init__.py b/esphome/components/sensor/__init__.py
index 5a2ebf03c0..da8a540d8d 100644
--- a/esphome/components/sensor/__init__.py
+++ b/esphome/components/sensor/__init__.py
@@ -87,6 +87,7 @@ from esphome.const import (
     DEVICE_CLASS_PRECIPITATION,
     DEVICE_CLASS_PRECIPITATION_INTENSITY,
     DEVICE_CLASS_PRESSURE,
+    DEVICE_CLASS_RADON,
     DEVICE_CLASS_REACTIVE_ENERGY,
     DEVICE_CLASS_REACTIVE_POWER,
     DEVICE_CLASS_SIGNAL_STRENGTH,
@@ -166,6 +167,7 @@ DEVICE_CLASSES = [
     DEVICE_CLASS_PRECIPITATION,
     DEVICE_CLASS_PRECIPITATION_INTENSITY,
     DEVICE_CLASS_PRESSURE,
+    DEVICE_CLASS_RADON,
     DEVICE_CLASS_REACTIVE_ENERGY,
     DEVICE_CLASS_REACTIVE_POWER,
     DEVICE_CLASS_SIGNAL_STRENGTH,
diff --git a/esphome/const.py b/esphome/const.py
index 5fa6f00b59..331eb5011d 100644
--- a/esphome/const.py
+++ b/esphome/const.py
@@ -1351,6 +1351,7 @@ DEVICE_CLASS_PRECIPITATION_INTENSITY = "precipitation_intensity"
 DEVICE_CLASS_PRESENCE = "presence"
 DEVICE_CLASS_PRESSURE = "pressure"
 DEVICE_CLASS_PROBLEM = "problem"
+DEVICE_CLASS_RADON = "radon"
 DEVICE_CLASS_REACTIVE_ENERGY = "reactive_energy"
 DEVICE_CLASS_REACTIVE_POWER = "reactive_power"
 DEVICE_CLASS_RESTART = "restart"