diff --git a/esphome/components/ld6002b/__init__.py b/esphome/components/ld6002b/__init__.py
index 4c21d6249c2..c7529f93149 100644
--- a/esphome/components/ld6002b/__init__.py
+++ b/esphome/components/ld6002b/__init__.py
@@ -1,12 +1,9 @@
-from collections.abc import Awaitable, Callable
-
 from esphome import pins
 import esphome.codegen as cg
 from esphome.components import uart
 import esphome.config_validation as cv
 from esphome.const import CONF_ID, CONF_WAKEUP_PIN
-from esphome.cpp_generator import MockObj
-from esphome.types import ConfigType, Expression
+from esphome.types import ConfigType
 
 from .const import CONF_AUTO_WAKE, CONF_WAKEUP_PULSE
 
@@ -76,47 +73,3 @@ async def to_code(config: ConfigType) -> None:
     cg.add(var.set_wakeup_pulse_ms(config[CONF_WAKEUP_PULSE].total_milliseconds))
 
     cg.add(var.set_auto_wake(config[CONF_AUTO_WAKE]))
-
-
-# (type, entity config, creates the entity from its template arguments, hub setter or None)
-DispatchEntity = tuple[
-    MockObj,
-    ConfigType,
-    Callable[[cg.TemplateArguments], Awaitable[MockObj]],
-    Callable[[MockObj], Expression] | None,
-]
-
-
-async def build_type_dispatch(
-    hub: MockObj,
-    params: str,
-    call: str,
-    entities: list[DispatchEntity],
-    publish_before: str | None = None,
-    publish_after: str | None = None,
-) -> None:
-    """Give all of a platform's entities one generated function that finds the type by pointer.
-
-    One class per domain instead of one per entity; ``call`` names the type as ``type``.
-    """
-    if not entities:
-        return
-    fn = f"esphome__{entities[0][1][CONF_ID].id}__fn"
-    # Declared first: the entities' types name it and its body names the entities.
-    cg.add_global(cg.RawStatement(f"static void {fn}({params});"))
-    template = cg.TemplateArguments(cg.RawExpression(fn))
-    created: list[tuple[MockObj, MockObj]] = []
-    for type_, _, create, setter in entities:
-        var = await create(template)
-        if setter is not None:
-            cg.add(setter(var))
-        created.append((type_, var))
-    *head, (last_type, _) = created
-    chain = "".join(f"entity == ::{var} ? {type_} : " for type_, var in head)
-    body = [f"const auto type = {chain}{last_type};", f"::{hub}->{call};"]
-    if publish_before:
-        body.insert(0, publish_before)
-    if publish_after:
-        body.append(publish_after)
-    lines = "\n  ".join(body)
-    cg.add_global(cg.RawStatement(f"static void {fn}({params}) {{\n  {lines}\n}}"))
diff --git a/esphome/components/ld6002b/button/__init__.py b/esphome/components/ld6002b/button/__init__.py
index bbbee0c8472..22e88062c1b 100644
--- a/esphome/components/ld6002b/button/__init__.py
+++ b/esphome/components/ld6002b/button/__init__.py
@@ -1,5 +1,4 @@
-from functools import partial
-
+from esphome.automation import parent_ref
 import esphome.codegen as cg
 from esphome.components import button
 from esphome.components.select import DOMAIN as SELECT_DOMAIN
@@ -10,10 +9,11 @@ from esphome.const import (
     ENTITY_CATEGORY_CONFIG,
     ENTITY_CATEGORY_DIAGNOSTIC,
 )
+from esphome.cpp_generator import ParameterListExpression
 import esphome.final_validate as fv
 from esphome.types import ConfigType
 
-from .. import LD6002BComponent, build_type_dispatch, ld6002b_ns
+from .. import LD6002BComponent, ld6002b_ns
 from ..const import (
     CONF_APPLY_AREA,
     CONF_AUTO_INTERFERENCE,
@@ -131,12 +131,33 @@ BUTTON_MAP = {
 
 
 async def to_code(config: ConfigType) -> None:
-    hub = await cg.get_variable(config[CONF_LD6002B_ID])
-    entities = [
-        (button_type, conf, partial(button.new_button, conf), None)
+    confs = [
+        (button_type, conf)
         for key, button_type in BUTTON_MAP.items()
         if (conf := config.get(key)) is not None
     ]
-    await build_type_dispatch(
-        hub, "button::Button *entity", "press_button(type)", entities
+    if not confs:
+        return
+    hub = await cg.get_variable(config[CONF_LD6002B_ID])
+    params = button.sub_buttons(config).apply_entity.params
+    # One function for all buttons, picking the type by pointer: one class instead of one per button.
+    fn = f"esphome__{hub}__button_fn"
+    cg.add_global(
+        cg.RawStatement(f"static void {fn}({ParameterListExpression(*params)});")
+    )
+    template = cg.TemplateArguments(cg.RawExpression(fn))
+    created = [
+        (button_type, await button.new_button(conf, template))
+        for button_type, conf in confs
+    ]
+    *head, (last_type, _) = created
+    chain = "".join(f"entity == {parent_ref(var)} ? {t} : " for t, var in head)
+    cg.static_function(
+        fn,
+        cg.void,
+        list(params),
+        [
+            f"const auto type = {chain}{last_type};",
+            f"{parent_ref(hub)}->press_button(type);",
+        ],
     )
diff --git a/esphome/components/ld6002b/ld6002b.cpp b/esphome/components/ld6002b/ld6002b.cpp
index 93a2ea341f4..f152488fa95 100644
--- a/esphome/components/ld6002b/ld6002b.cpp
+++ b/esphome/components/ld6002b/ld6002b.cpp
@@ -1368,7 +1368,30 @@ void LD6002BComponent::wake_() {
                     [this]() { this->wakeup_pin_->digital_write(true); });
 }
 
-void LD6002BComponent::set_number_value(NumberType type, float value) {
+#ifdef USE_NUMBER
+void LD6002BComponent::set_number_value(number::Number *entity, float value) {
+  // Found by pointer, so the entities share one generated class instead of storing a type each
+  NumberType type;
+  if (entity == this->hold_delay_number_)
+    type = NumberType::HOLD_DELAY;
+  else if (entity == this->z_min_number_)
+    type = NumberType::Z_MIN;
+  else if (entity == this->z_max_number_)
+    type = NumberType::Z_MAX;
+  else if (entity == this->low_power_sleep_number_)
+    type = NumberType::LOW_POWER_SLEEP;
+  else if (entity == this->area_x_min_number_)
+    type = NumberType::AREA_X_MIN;
+  else if (entity == this->area_x_max_number_)
+    type = NumberType::AREA_X_MAX;
+  else if (entity == this->area_y_min_number_)
+    type = NumberType::AREA_Y_MIN;
+  else if (entity == this->area_y_max_number_)
+    type = NumberType::AREA_Y_MAX;
+  else if (entity == this->area_z_min_number_)
+    type = NumberType::AREA_Z_MIN;
+  else
+    type = NumberType::AREA_Z_MAX;
   switch (type) {
     case NumberType::HOLD_DELAY: {
       uint32_t delay = static_cast<uint32_t>(value);
@@ -1418,8 +1441,20 @@ void LD6002BComponent::set_number_value(NumberType type, float value) {
       break;
   }
 }
+#endif
 
-void LD6002BComponent::set_select_value(SelectType type, size_t index) {
+#ifdef USE_SELECT
+void LD6002BComponent::set_select_value(select::Select *entity, size_t index) {
+  // Found by pointer, so the entities share one generated class instead of storing a type each
+  SelectType type;
+  if (entity == this->sensitivity_select_)
+    type = SelectType::SENSITIVITY;
+  else if (entity == this->trigger_speed_select_)
+    type = SelectType::TRIGGER_SPEED;
+  else if (entity == this->installation_select_)
+    type = SelectType::INSTALLATION_MODE;
+  else
+    type = SelectType::AREA_ID;
   switch (type) {
     case SelectType::SENSITIVITY:
       if (index == 0) {
@@ -1454,6 +1489,7 @@ void LD6002BComponent::set_select_value(SelectType type, size_t index) {
       break;
   }
 }
+#endif
 
 void LD6002BComponent::update_area_numbers_(const AreaConfig &area) {
   // A report refreshes every axis the user is not in the middle of changing.  An
@@ -1781,7 +1817,16 @@ void LD6002BComponent::clear_target_state_() {
   }
 }
 
-void LD6002BComponent::set_switch_state(SwitchType type, bool state) {
+#ifdef USE_SWITCH
+void LD6002BComponent::set_switch_state(switch_::Switch *entity, bool state) {
+  // Found by pointer, so the entities share one generated class instead of storing a type each
+  SwitchType type;
+  if (entity == this->low_power_switch_)
+    type = SwitchType::LOW_POWER;
+  else if (entity == this->point_cloud_switch_)
+    type = SwitchType::POINT_CLOUD;
+  else
+    type = SwitchType::TARGET_DISPLAY;
   switch (type) {
     case SwitchType::LOW_POWER:
       this->low_power_enabled_ = state;
@@ -1812,6 +1857,7 @@ void LD6002BComponent::set_switch_state(SwitchType type, bool state) {
       break;
   }
 }
+#endif
 
 void LD6002BComponent::press_button(ButtonType type) {
   switch (type) {
diff --git a/esphome/components/ld6002b/ld6002b.h b/esphome/components/ld6002b/ld6002b.h
index c52f770d6e9..a47ec4a8709 100644
--- a/esphome/components/ld6002b/ld6002b.h
+++ b/esphome/components/ld6002b/ld6002b.h
@@ -264,9 +264,15 @@ class LD6002BComponent : public Component, public uart::UARTDevice {
   void set_target_display_switch(switch_::Switch *sw) { this->target_display_switch_ = sw; }
 #endif
 
-  void set_number_value(NumberType type, float value);
-  void set_select_value(SelectType type, size_t index);
-  void set_switch_state(SwitchType type, bool state);
+#ifdef USE_NUMBER
+  void set_number_value(number::Number *entity, float value);
+#endif
+#ifdef USE_SELECT
+  void set_select_value(select::Select *entity, size_t index);
+#endif
+#ifdef USE_SWITCH
+  void set_switch_state(switch_::Switch *entity, bool state);
+#endif
   void press_button(ButtonType type);
 
  protected:
diff --git a/esphome/components/ld6002b/number/__init__.py b/esphome/components/ld6002b/number/__init__.py
index f335c708189..203bed88b30 100644
--- a/esphome/components/ld6002b/number/__init__.py
+++ b/esphome/components/ld6002b/number/__init__.py
@@ -1,5 +1,3 @@
-from functools import partial
-
 import esphome.codegen as cg
 from esphome.components import number
 from esphome.components.button import DOMAIN as BUTTON_DOMAIN
@@ -17,7 +15,7 @@ from esphome.const import (
 import esphome.final_validate as fv
 from esphome.types import ConfigType
 
-from .. import DispatchEntity, LD6002BComponent, build_type_dispatch, ld6002b_ns
+from .. import LD6002BComponent
 from ..const import (
     CONF_APPLY_AREA,
     CONF_AREA_CONFIG,
@@ -34,8 +32,6 @@ from ..const import (
 
 DEPENDENCIES = ["ld6002b"]
 
-NumberType = ld6002b_ns.enum("NumberType", is_class=True)
-
 CONFIG_SCHEMA = cv.Schema(
     {
         cv.GenerateID(CONF_LD6002B_ID): cv.use_id(LD6002BComponent),
@@ -140,52 +136,36 @@ FINAL_VALIDATE_SCHEMA = final_validate
 
 async def to_code(config: ConfigType) -> None:
     hub = await cg.get_variable(config[CONF_LD6002B_ID])
-    entities: list[DispatchEntity] = []
-
-    for key, number_type, setter, min_value, max_value, step in (
-        (CONF_HOLD_DELAY, NumberType.HOLD_DELAY, "set_hold_delay_number", 0, 65535, 1),
-        (CONF_Z_MIN, NumberType.Z_MIN, "set_z_min_number", -10, 10, 0.1),
-        (CONF_Z_MAX, NumberType.Z_MAX, "set_z_max_number", -10, 10, 0.1),
-        # 0x0205 carries a uint32 of milliseconds; the vendor documents 500 ms as
-        # the default and no upper bound, so the range ends at a minute rather
-        # than at a default the module is free to be sleeping past.
-        (
-            CONF_LOW_POWER_SLEEP_TIME,
-            NumberType.LOW_POWER_SLEEP,
-            "set_low_power_sleep_number",
-            0,
-            60000,
-            100,
-        ),
-    ):
-        if (conf := config.get(key)) is not None:
-            create = partial(
-                number.new_number,
-                conf,
-                min_value=min_value,
-                max_value=max_value,
-                step=step,
-            )
-            entities.append((number_type, conf, create, getattr(hub, setter)))
+    control = {"apply": "set_number_value(entity, value)", "publish": "before"}
+    numbers = number.sub_numbers(config, parent=hub)
+    await numbers(
+        CONF_HOLD_DELAY,
+        hub.set_hold_delay_number,
+        min_value=0,
+        max_value=65535,
+        step=1,
+        **control,
+    )
+    meters = {"min_value": -10, "max_value": 10, "step": 0.1, **control}
+    await numbers(CONF_Z_MIN, hub.set_z_min_number, **meters)
+    await numbers(CONF_Z_MAX, hub.set_z_max_number, **meters)
+    # 0x0205 carries a uint32 of milliseconds; the vendor documents 500 ms as
+    # the default and no upper bound, so the range ends at a minute rather
+    # than at a default the module is free to be sleeping past.
+    await numbers(
+        CONF_LOW_POWER_SLEEP_TIME,
+        hub.set_low_power_sleep_number,
+        min_value=0,
+        max_value=60000,
+        step=100,
+        **control,
+    )
 
     if area_config := config.get(CONF_AREA_CONFIG):
-        for key, number_type, setter in (
-            (KEY_X_MIN, NumberType.AREA_X_MIN, "set_area_x_min_number"),
-            (KEY_X_MAX, NumberType.AREA_X_MAX, "set_area_x_max_number"),
-            (KEY_Y_MIN, NumberType.AREA_Y_MIN, "set_area_y_min_number"),
-            (KEY_Y_MAX, NumberType.AREA_Y_MAX, "set_area_y_max_number"),
-            (CONF_Z_MIN, NumberType.AREA_Z_MIN, "set_area_z_min_number"),
-            (CONF_Z_MAX, NumberType.AREA_Z_MAX, "set_area_z_max_number"),
-        ):
-            if (conf := area_config.get(key)) is not None:
-                create = partial(
-                    number.new_number, conf, min_value=-10, max_value=10, step=0.1
-                )
-                entities.append((number_type, conf, create, getattr(hub, setter)))
-    await build_type_dispatch(
-        hub,
-        "number::Number *entity, float value",
-        "set_number_value(type, value)",
-        entities,
-        publish_before="entity->publish_state(value);",
-    )
+        area = number.sub_numbers(area_config, parent=hub)
+        await area(KEY_X_MIN, hub.set_area_x_min_number, **meters)
+        await area(KEY_X_MAX, hub.set_area_x_max_number, **meters)
+        await area(KEY_Y_MIN, hub.set_area_y_min_number, **meters)
+        await area(KEY_Y_MAX, hub.set_area_y_max_number, **meters)
+        await area(CONF_Z_MIN, hub.set_area_z_min_number, **meters)
+        await area(CONF_Z_MAX, hub.set_area_z_max_number, **meters)
diff --git a/esphome/components/ld6002b/select/__init__.py b/esphome/components/ld6002b/select/__init__.py
index 281b7579fc2..835d301e4cf 100644
--- a/esphome/components/ld6002b/select/__init__.py
+++ b/esphome/components/ld6002b/select/__init__.py
@@ -1,18 +1,14 @@
-from functools import partial
-
 import esphome.codegen as cg
 from esphome.components import select
 import esphome.config_validation as cv
 from esphome.const import CONF_AREA_ID, CONF_SENSITIVITY, ENTITY_CATEGORY_CONFIG
 from esphome.types import ConfigType
 
-from .. import DispatchEntity, LD6002BComponent, build_type_dispatch, ld6002b_ns
+from .. import LD6002BComponent
 from ..const import CONF_INSTALLATION_MODE, CONF_LD6002B_ID, CONF_TRIGGER_SPEED
 
 DEPENDENCIES = ["ld6002b"]
 
-SelectType = ld6002b_ns.enum("SelectType", is_class=True)
-
 AREA_ID_OPTIONS = [
     "interference_area_0",
     "interference_area_1",
@@ -43,40 +39,28 @@ CONFIG_SCHEMA = cv.Schema(
 )
 
 
-SELECT_MAP = (
-    (
-        CONF_SENSITIVITY,
-        SelectType.SENSITIVITY,
-        "set_sensitivity_select",
-        ["low", "medium", "high"],
-    ),
-    (
-        CONF_TRIGGER_SPEED,
-        SelectType.TRIGGER_SPEED,
-        "set_trigger_speed_select",
-        ["slow", "medium", "fast"],
-    ),
-    (
-        CONF_INSTALLATION_MODE,
-        SelectType.INSTALLATION_MODE,
-        "set_installation_select",
-        ["top", "side"],
-    ),
-    (CONF_AREA_ID, SelectType.AREA_ID, "set_area_id_select", AREA_ID_OPTIONS),
-)
-
-
 async def to_code(config: ConfigType) -> None:
     hub = await cg.get_variable(config[CONF_LD6002B_ID])
-    entities: list[DispatchEntity] = []
-    for key, select_type, setter, options in SELECT_MAP:
-        if (conf := config.get(key)) is not None:
-            create = partial(select.new_select, conf, options=options)
-            entities.append((select_type, conf, create, getattr(hub, setter)))
-    await build_type_dispatch(
-        hub,
-        "select::Select *entity, size_t index",
-        "set_select_value(type, index)",
-        entities,
-        publish_before="entity->publish_state(index);",
+    control = {"apply": "set_select_value(entity, index)", "publish": "before"}
+    selects = select.sub_selects(config, parent=hub)
+    await selects(
+        CONF_SENSITIVITY,
+        hub.set_sensitivity_select,
+        options=["low", "medium", "high"],
+        **control,
+    )
+    await selects(
+        CONF_TRIGGER_SPEED,
+        hub.set_trigger_speed_select,
+        options=["slow", "medium", "fast"],
+        **control,
+    )
+    await selects(
+        CONF_INSTALLATION_MODE,
+        hub.set_installation_select,
+        options=["top", "side"],
+        **control,
+    )
+    await selects(
+        CONF_AREA_ID, hub.set_area_id_select, options=AREA_ID_OPTIONS, **control
     )
diff --git a/esphome/components/ld6002b/switch/__init__.py b/esphome/components/ld6002b/switch/__init__.py
index 7ee4612c832..247cecb16d5 100644
--- a/esphome/components/ld6002b/switch/__init__.py
+++ b/esphome/components/ld6002b/switch/__init__.py
@@ -1,12 +1,10 @@
-from functools import partial
-
 import esphome.codegen as cg
 from esphome.components import switch
 import esphome.config_validation as cv
 from esphome.const import DEVICE_CLASS_SWITCH, ENTITY_CATEGORY_CONFIG
 from esphome.types import ConfigType
 
-from .. import DispatchEntity, LD6002BComponent, build_type_dispatch, ld6002b_ns
+from .. import LD6002BComponent
 from ..const import (
     CONF_LD6002B_ID,
     CONF_LOW_POWER,
@@ -16,8 +14,6 @@ from ..const import (
 
 DEPENDENCIES = ["ld6002b"]
 
-SwitchType = ld6002b_ns.enum("SwitchType", is_class=True)
-
 # None of these three carry an inversion. They name what the module is doing, not
 # how something is wired to it, so an inverted one would only report the opposite
 # of the truth -- and the boot restore, which applies a state nothing reports back,
@@ -50,19 +46,8 @@ CONFIG_SCHEMA = cv.Schema(
 
 async def to_code(config: ConfigType) -> None:
     hub = await cg.get_variable(config[CONF_LD6002B_ID])
-    entities: list[DispatchEntity] = []
-    for key, switch_type, setter in (
-        (CONF_LOW_POWER, SwitchType.LOW_POWER, "set_low_power_switch"),
-        (CONF_POINT_CLOUD, SwitchType.POINT_CLOUD, "set_point_cloud_switch"),
-        (CONF_TARGET_DISPLAY, SwitchType.TARGET_DISPLAY, "set_target_display_switch"),
-    ):
-        if (conf := config.get(key)) is not None:
-            create = partial(switch.new_switch, conf)
-            entities.append((switch_type, conf, create, getattr(hub, setter)))
-    await build_type_dispatch(
-        hub,
-        "switch_::Switch *entity, bool state",
-        "set_switch_state(type, state)",
-        entities,
-        publish_after="entity->publish_state(state);",
-    )
+    control = {"apply": "set_switch_state(entity, state)", "publish": "after"}
+    switches = switch.sub_switches(config, parent=hub)
+    await switches(CONF_LOW_POWER, hub.set_low_power_switch, **control)
+    await switches(CONF_POINT_CLOUD, hub.set_point_cloud_switch, **control)
+    await switches(CONF_TARGET_DISPLAY, hub.set_target_display_switch, **control)