From 39e23c323d2144163e62d3290ee9c644341422bf Mon Sep 17 00:00:00 2001
From: esphomebot <esphome@openhomefoundation.org>
Date: Fri, 17 Oct 2025 20:49:10 +1300
Subject: [PATCH] Synchronise Device Classes from Home Assistant (#11285)

---
 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 76a7b05ea1..230c3aa0c1 100644
--- a/esphome/components/number/__init__.py
+++ b/esphome/components/number/__init__.py
@@ -66,6 +66,7 @@ from esphome.const import (
     DEVICE_CLASS_SPEED,
     DEVICE_CLASS_SULPHUR_DIOXIDE,
     DEVICE_CLASS_TEMPERATURE,
+    DEVICE_CLASS_TEMPERATURE_DELTA,
     DEVICE_CLASS_VOLATILE_ORGANIC_COMPOUNDS,
     DEVICE_CLASS_VOLATILE_ORGANIC_COMPOUNDS_PARTS,
     DEVICE_CLASS_VOLTAGE,
@@ -130,6 +131,7 @@ DEVICE_CLASSES = [
     DEVICE_CLASS_SPEED,
     DEVICE_CLASS_SULPHUR_DIOXIDE,
     DEVICE_CLASS_TEMPERATURE,
+    DEVICE_CLASS_TEMPERATURE_DELTA,
     DEVICE_CLASS_VOLATILE_ORGANIC_COMPOUNDS,
     DEVICE_CLASS_VOLATILE_ORGANIC_COMPOUNDS_PARTS,
     DEVICE_CLASS_VOLTAGE,
diff --git a/esphome/components/sensor/__init__.py b/esphome/components/sensor/__init__.py
index 2b99f68ac0..bf13217787 100644
--- a/esphome/components/sensor/__init__.py
+++ b/esphome/components/sensor/__init__.py
@@ -89,6 +89,7 @@ from esphome.const import (
     DEVICE_CLASS_SPEED,
     DEVICE_CLASS_SULPHUR_DIOXIDE,
     DEVICE_CLASS_TEMPERATURE,
+    DEVICE_CLASS_TEMPERATURE_DELTA,
     DEVICE_CLASS_TIMESTAMP,
     DEVICE_CLASS_VOLATILE_ORGANIC_COMPOUNDS,
     DEVICE_CLASS_VOLATILE_ORGANIC_COMPOUNDS_PARTS,
@@ -157,6 +158,7 @@ DEVICE_CLASSES = [
     DEVICE_CLASS_SPEED,
     DEVICE_CLASS_SULPHUR_DIOXIDE,
     DEVICE_CLASS_TEMPERATURE,
+    DEVICE_CLASS_TEMPERATURE_DELTA,
     DEVICE_CLASS_TIMESTAMP,
     DEVICE_CLASS_VOLATILE_ORGANIC_COMPOUNDS,
     DEVICE_CLASS_VOLATILE_ORGANIC_COMPOUNDS_PARTS,
diff --git a/esphome/const.py b/esphome/const.py
index f3f177b3ae..ce1c033e41 100644
--- a/esphome/const.py
+++ b/esphome/const.py
@@ -1300,6 +1300,7 @@ DEVICE_CLASS_SULPHUR_DIOXIDE = "sulphur_dioxide"
 DEVICE_CLASS_SWITCH = "switch"
 DEVICE_CLASS_TAMPER = "tamper"
 DEVICE_CLASS_TEMPERATURE = "temperature"
+DEVICE_CLASS_TEMPERATURE_DELTA = "temperature_delta"
 DEVICE_CLASS_TIMESTAMP = "timestamp"
 DEVICE_CLASS_UPDATE = "update"
 DEVICE_CLASS_VIBRATION = "vibration"