diff --git a/esphome/components/ld2420/button/__init__.py b/esphome/components/ld2420/button/__init__.py
index 533f3b91aa3..61fe4cd3dd7 100644
--- a/esphome/components/ld2420/button/__init__.py
+++ b/esphome/components/ld2420/button/__init__.py
@@ -12,12 +12,7 @@ from esphome.const import (
 )
 from esphome.types import ConfigType
 
-from .. import CONF_LD2420_ID, LD2420Component, ld2420_ns
-
-LD2420ApplyConfigButton = ld2420_ns.class_("LD2420ApplyConfigButton", button.Button)
-LD2420RevertConfigButton = ld2420_ns.class_("LD2420RevertConfigButton", button.Button)
-LD2420RestartModuleButton = ld2420_ns.class_("LD2420RestartModuleButton", button.Button)
-LD2420FactoryResetButton = ld2420_ns.class_("LD2420FactoryResetButton", button.Button)
+from .. import CONF_LD2420_ID, LD2420Component
 
 CONF_APPLY_CONFIG = "apply_config"
 CONF_REVERT_CONFIG = "revert_config"
@@ -27,24 +22,24 @@ CONF_RESTART_MODULE = "restart_module"
 CONFIG_SCHEMA = {
     cv.GenerateID(CONF_LD2420_ID): cv.use_id(LD2420Component),
     cv.Required(CONF_APPLY_CONFIG): button.button_schema(
-        LD2420ApplyConfigButton,
+        button.ApplyButton,
         device_class=DEVICE_CLASS_RESTART,
         entity_category=ENTITY_CATEGORY_CONFIG,
         icon=ICON_RESTART_ALERT,
     ),
     cv.Optional(CONF_REVERT_CONFIG): button.button_schema(
-        LD2420RevertConfigButton,
+        button.ApplyButton,
         device_class=DEVICE_CLASS_RESTART,
         entity_category=ENTITY_CATEGORY_CONFIG,
         icon=ICON_RESTART,
     ),
     cv.Optional(CONF_RESTART_MODULE): button.button_schema(
-        LD2420RestartModuleButton,
+        button.ApplyButton,
         entity_category=ENTITY_CATEGORY_DIAGNOSTIC,
         icon=ICON_DATABASE,
     ),
     cv.Optional(CONF_FACTORY_RESET): button.button_schema(
-        LD2420FactoryResetButton,
+        button.ApplyButton,
         entity_category=ENTITY_CATEGORY_CONFIG,
         icon=ICON_DATABASE,
     ),
@@ -54,7 +49,21 @@ CONFIG_SCHEMA = {
 async def to_code(config: ConfigType) -> None:
     hub = await cg.get_variable(config[CONF_LD2420_ID])
     buttons = button.sub_buttons(config, parent=hub)
-    await buttons(CONF_APPLY_CONFIG, hub.set_apply_config_button)
-    await buttons(CONF_REVERT_CONFIG, hub.set_revert_config_button)
-    await buttons(CONF_RESTART_MODULE, hub.set_restart_module_button)
-    await buttons(CONF_FACTORY_RESET, hub.set_factory_reset_button)
+    await buttons(
+        CONF_APPLY_CONFIG, hub.set_apply_config_button, apply="apply_config_action()"
+    )
+    await buttons(
+        CONF_REVERT_CONFIG,
+        hub.set_revert_config_button,
+        apply="revert_config_action()",
+    )
+    await buttons(
+        CONF_RESTART_MODULE,
+        hub.set_restart_module_button,
+        apply="restart_module_action()",
+    )
+    await buttons(
+        CONF_FACTORY_RESET,
+        hub.set_factory_reset_button,
+        apply="factory_reset_action()",
+    )
diff --git a/esphome/components/ld2420/button/reconfig_buttons.cpp b/esphome/components/ld2420/button/reconfig_buttons.cpp
deleted file mode 100644
index 85e3411f490..00000000000
--- a/esphome/components/ld2420/button/reconfig_buttons.cpp
+++ /dev/null
@@ -1,14 +0,0 @@
-#include "reconfig_buttons.h"
-#include "esphome/core/helpers.h"
-#include "esphome/core/log.h"
-
-ESPHOME_LOG_TAG(TAG, "ld2420.button");
-
-namespace esphome::ld2420 {
-
-void LD2420ApplyConfigButton::press_action() { this->parent_->apply_config_action(); }
-void LD2420RevertConfigButton::press_action() { this->parent_->revert_config_action(); }
-void LD2420RestartModuleButton::press_action() { this->parent_->restart_module_action(); }
-void LD2420FactoryResetButton::press_action() { this->parent_->factory_reset_action(); }
-
-}  // namespace esphome::ld2420
diff --git a/esphome/components/ld2420/button/reconfig_buttons.h b/esphome/components/ld2420/button/reconfig_buttons.h
deleted file mode 100644
index b769e18a461..00000000000
--- a/esphome/components/ld2420/button/reconfig_buttons.h
+++ /dev/null
@@ -1,40 +0,0 @@
-#pragma once
-
-#include "esphome/components/button/button.h"
-#include "../ld2420.h"
-
-namespace esphome::ld2420 {
-
-class LD2420ApplyConfigButton final : public button::Button, public Parented<LD2420Component> {
- public:
-  LD2420ApplyConfigButton() = default;
-
- protected:
-  void press_action() override;
-};
-
-class LD2420RevertConfigButton final : public button::Button, public Parented<LD2420Component> {
- public:
-  LD2420RevertConfigButton() = default;
-
- protected:
-  void press_action() override;
-};
-
-class LD2420RestartModuleButton final : public button::Button, public Parented<LD2420Component> {
- public:
-  LD2420RestartModuleButton() = default;
-
- protected:
-  void press_action() override;
-};
-
-class LD2420FactoryResetButton final : public button::Button, public Parented<LD2420Component> {
- public:
-  LD2420FactoryResetButton() = default;
-
- protected:
-  void press_action() override;
-};
-
-}  // namespace esphome::ld2420
diff --git a/esphome/components/ld2420/select/__init__.py b/esphome/components/ld2420/select/__init__.py
index 6f3c73b9d12..c99af3970d9 100644
--- a/esphome/components/ld2420/select/__init__.py
+++ b/esphome/components/ld2420/select/__init__.py
@@ -4,7 +4,7 @@ import esphome.config_validation as cv
 from esphome.const import ENTITY_CATEGORY_CONFIG
 from esphome.types import ConfigType
 
-from .. import CONF_LD2420_ID, LD2420Component, ld2420_ns
+from .. import CONF_LD2420_ID, LD2420Component
 
 CONF_OPERATING_MODE = "operating_mode"
 CONF_SELECTS = [
@@ -13,12 +13,11 @@ CONF_SELECTS = [
     "Simple",
 ]
 
-LD2420Select = ld2420_ns.class_("LD2420Select", select.Select, cg.Component)
 
 CONFIG_SCHEMA = {
     cv.GenerateID(CONF_LD2420_ID): cv.use_id(LD2420Component),
     cv.Required(CONF_OPERATING_MODE): select.select_schema(
-        LD2420Select,
+        select.ApplySelect,
         entity_category=ENTITY_CATEGORY_CONFIG,
     ),
 }
@@ -28,5 +27,9 @@ async def to_code(config: ConfigType) -> None:
     hub = await cg.get_variable(config[CONF_LD2420_ID])
     selects = select.sub_selects(config, parent=hub)
     await selects(
-        CONF_OPERATING_MODE, hub.set_operating_mode_select, options=CONF_SELECTS
+        CONF_OPERATING_MODE,
+        hub.set_operating_mode_select,
+        options=CONF_SELECTS,
+        apply="set_operating_mode(entity->option_at(index))",
+        publish="before",
     )
diff --git a/esphome/components/ld2420/select/operating_mode_select.cpp b/esphome/components/ld2420/select/operating_mode_select.cpp
deleted file mode 100644
index 6d9bb24cbcd..00000000000
--- a/esphome/components/ld2420/select/operating_mode_select.cpp
+++ /dev/null
@@ -1,14 +0,0 @@
-#include "operating_mode_select.h"
-#include "esphome/core/helpers.h"
-#include "esphome/core/log.h"
-
-namespace esphome::ld2420 {
-
-ESPHOME_LOG_TAG(TAG, "ld2420.select");
-
-void LD2420Select::control(size_t index) {
-  this->publish_state(index);
-  this->parent_->set_operating_mode(this->option_at(index));
-}
-
-}  // namespace esphome::ld2420
diff --git a/esphome/components/ld2420/select/operating_mode_select.h b/esphome/components/ld2420/select/operating_mode_select.h
deleted file mode 100644
index e5eb5d82bd9..00000000000
--- a/esphome/components/ld2420/select/operating_mode_select.h
+++ /dev/null
@@ -1,16 +0,0 @@
-#pragma once
-
-#include "../ld2420.h"
-#include "esphome/components/select/select.h"
-
-namespace esphome::ld2420 {
-
-class LD2420Select final : public Component, public select::Select, public Parented<LD2420Component> {
- public:
-  LD2420Select() = default;
-
- protected:
-  void control(size_t index) override;
-};
-
-}  // namespace esphome::ld2420