diff --git a/esphome/components/optolink/__init__.py b/esphome/components/optolink/__init__.py
index e532b3e358..45f1fd306c 100644
--- a/esphome/components/optolink/__init__.py
+++ b/esphome/components/optolink/__init__.py
@@ -3,18 +3,21 @@ from esphome import pins
 import esphome.codegen as cg
 import esphome.config_validation as cv
 from esphome.const import (
+    CONF_ADDRESS,
+    CONF_BYTES,
     CONF_DIV_RATIO,
     CONF_ID,
     CONF_LOGGER,
     CONF_PROTOCOL,
     CONF_RX_PIN,
     CONF_TX_PIN,
+    CONF_TYPE,
     CONF_UPDATE_INTERVAL,
 )
 from esphome.core import CORE
 
 CODEOWNERS = ["@j0ta29"]
-DEPENDENCIES = []
+DEPENDENCIES = ["sensor"]
 AUTO_LOAD = []
 MULTI_CONF = False
 
@@ -32,6 +35,73 @@ DAY_OF_WEEK = {
 }
 CONF_DAY_OF_WEEK = "day_of_week"
 
+
+def check_address_for_types(types_address_needed):
+    def validator_(config):
+        address_needed = config[CONF_TYPE] in types_address_needed
+        address_defined = CONF_ADDRESS in config
+        if address_needed and not address_defined:
+            raise cv.Invalid(
+                f"{CONF_ADDRESS} is required for this types: {types_address_needed}"
+            )
+        if not address_needed and address_defined:
+            raise cv.Invalid(
+                f"{CONF_ADDRESS} is only allowed for this types: {types_address_needed}"
+            )
+        return config
+
+    return validator_
+
+
+def check_bytes_for_types(types_bytes_needed):
+    def validator_(config):
+        bytes_needed = config[CONF_TYPE] in types_bytes_needed
+        bytes_defined = CONF_BYTES in config
+        if bytes_needed and not bytes_defined:
+            raise cv.Invalid(
+                f"{CONF_BYTES} is required for this types: {types_bytes_needed}"
+            )
+        if not bytes_needed and bytes_defined:
+            raise cv.Invalid(
+                f"{CONF_BYTES} is only allowed for this types: {types_bytes_needed}"
+            )
+
+        types_bytes_range_1_to_9 = ["MAP", "RAW"]
+        if config[CONF_TYPE] in types_bytes_range_1_to_9 and config[
+            CONF_BYTES
+        ] not in range(0, 10):
+            raise cv.Invalid(
+                f"{CONF_BYTES} must be between 1 and 9 for this types: {types_bytes_range_1_to_9}"
+            )
+
+        types_bytes_day_schedule = ["DAY_SCHEDULE"]
+        if config[CONF_TYPE] in types_bytes_day_schedule and config[CONF_BYTES] not in [
+            56
+        ]:
+            raise cv.Invalid(
+                f"{CONF_BYTES} must be 56 for this types: {types_bytes_day_schedule}"
+            )
+
+        return config
+
+    return validator_
+
+
+def check_dow_for_types(types_dow_needed):
+    def validator_(config):
+        if config[CONF_TYPE] in types_dow_needed and CONF_DAY_OF_WEEK not in config:
+            raise cv.Invalid(
+                f"{CONF_DAY_OF_WEEK} is required for this types: {types_dow_needed}"
+            )
+        if config[CONF_TYPE] not in types_dow_needed and CONF_DAY_OF_WEEK in config:
+            raise cv.Invalid(
+                f"{CONF_DAY_OF_WEEK} is only allowed for this types: {types_dow_needed}"
+            )
+        return config
+
+    return validator_
+
+
 OptolinkComponent = optolink_ns.class_("Optolink", cg.Component)
 SENSOR_BASE_SCHEMA = cv.Schema(
     {
diff --git a/esphome/components/optolink/datapoint_component.cpp b/esphome/components/optolink/datapoint_component.cpp
index e52eebb4f3..7543667e73 100644
--- a/esphome/components/optolink/datapoint_component.cpp
+++ b/esphome/components/optolink/datapoint_component.cpp
@@ -258,6 +258,8 @@ void DatapointComponent::set_optolink_state_(const char *format, ...) {
 
 std::string DatapointComponent::get_optolink_state_() { return optolink_->get_state(); }
 
+int DatapointComponent::get_optolink_queue_size_() { return optolink_->get_queue_size(); };
+
 void conv2_100_F::encode(uint8_t *out, DPValue in) {
   int16_t tmp = floor((in.getFloat() * 100) + 0.5);
   out[1] = tmp >> 8;
diff --git a/esphome/components/optolink/datapoint_component.h b/esphome/components/optolink/datapoint_component.h
index fbb5dbead5..47b9b0c659 100644
--- a/esphome/components/optolink/datapoint_component.h
+++ b/esphome/components/optolink/datapoint_component.h
@@ -48,6 +48,7 @@ class DatapointComponent {
   void unfitting_value_type_();
   void set_optolink_state_(const char *format, ...);
   std::string get_optolink_state_();
+  int get_optolink_queue_size_();
 
  private:
   const size_t max_retries_until_reset_ = 10;
diff --git a/esphome/components/optolink/optolink.cpp b/esphome/components/optolink/optolink.cpp
index 825ff58618..7644592d59 100644
--- a/esphome/components/optolink/optolink.cpp
+++ b/esphome/components/optolink/optolink.cpp
@@ -32,10 +32,9 @@ void Optolink::setup() {
 #endif
 }
 
-void Optolink::loop() {
-  // ESP_LOGD(TAG, "queue size: %d", VitoWiFi.queueSize());
-  VitoWiFi.loop();
-}
+void Optolink::loop() { VitoWiFi.loop(); }
+
+int Optolink::get_queue_size() { return VitoWiFi.queueSize(); }
 
 void Optolink::set_state(const char *format, ...) {
   va_list args;
diff --git a/esphome/components/optolink/optolink.h b/esphome/components/optolink/optolink.h
index 358f9f2309..6f85dafec9 100644
--- a/esphome/components/optolink/optolink.h
+++ b/esphome/components/optolink/optolink.h
@@ -3,6 +3,7 @@
 #ifdef USE_ARDUINO
 
 #include "esphome/core/component.h"
+#include "esphome/components/sensor/sensor.h"
 #include "VitoWiFi.h"
 
 namespace esphome {
@@ -34,6 +35,8 @@ class Optolink : public esphome::Component, public Print {
 
   void set_state(const char *format, ...);
   std::string get_state() { return state_; }
+
+  int get_queue_size();
 };
 
 }  // namespace optolink
diff --git a/esphome/components/optolink/sensor/__init__.py b/esphome/components/optolink/sensor/__init__.py
index 4c91a4666f..19604877e3 100644
--- a/esphome/components/optolink/sensor/__init__.py
+++ b/esphome/components/optolink/sensor/__init__.py
@@ -7,27 +7,42 @@ from esphome.const import (
     CONF_DIV_RATIO,
     CONF_ID,
     CONF_MIN_VALUE,
+    CONF_TYPE,
+)
+from .. import (
+    CONF_OPTOLINK_ID,
+    SENSOR_BASE_SCHEMA,
+    check_address_for_types,
+    check_bytes_for_types,
+    optolink_ns,
 )
-from .. import CONF_OPTOLINK_ID, SENSOR_BASE_SCHEMA, optolink_ns
 
 DEPENDENCIES = ["optolink"]
 CODEOWNERS = ["@j0ta29"]
 
+SensorType = optolink_ns.enum("SensorType")
+TYPE = {
+    "DATAPOINT": SensorType.SENSOR_TYPE_DATAPOINT,
+    "QUEUE_SIZE": SensorType.SENSOR_TYPE_QUEUE_SIZE,
+}
 
 OptolinkSensor = optolink_ns.class_(
     "OptolinkSensor", sensor.Sensor, cg.PollingComponent
 )
-CONFIG_SCHEMA = (
+CONFIG_SCHEMA = cv.All(
     sensor.SENSOR_SCHEMA.extend(
         {
             cv.GenerateID(): cv.declare_id(OptolinkSensor),
-            cv.Required(CONF_ADDRESS): cv.hex_uint32_t,
-            cv.Required(CONF_BYTES): cv.one_of(1, 2, 4, int=True),
+            cv.Optional(CONF_TYPE, default="DATAPOINT"): cv.enum(TYPE, upper=True),
+            cv.Optional(CONF_ADDRESS): cv.hex_uint32_t,
+            cv.Optional(CONF_BYTES): cv.one_of(1, 2, 4, int=True),
             cv.Optional(CONF_MIN_VALUE): cv.float_,
         }
     )
     .extend(cv.COMPONENT_SCHEMA)
-    .extend(SENSOR_BASE_SCHEMA)
+    .extend(SENSOR_BASE_SCHEMA),
+    check_address_for_types(["DATAPOINT"]),
+    check_bytes_for_types(["DATAPOINT"]),
 )
 
 
@@ -38,8 +53,12 @@ async def to_code(config):
     await cg.register_component(var, config)
     await sensor.register_sensor(var, config)
 
-    cg.add(var.set_address(config[CONF_ADDRESS]))
-    cg.add(var.set_bytes(config[CONF_BYTES]))
-    cg.add(var.set_div_ratio(config[CONF_DIV_RATIO]))
+    cg.add(var.set_type(config[CONF_TYPE]))
+    if CONF_ADDRESS in config:
+        cg.add(var.set_address(config[CONF_ADDRESS]))
+    if CONF_BYTES in config:
+        cg.add(var.set_bytes(config[CONF_BYTES]))
+    if CONF_DIV_RATIO in config:
+        cg.add(var.set_div_ratio(config[CONF_DIV_RATIO]))
     if CONF_MIN_VALUE in config:
         cg.add(var.set_min_value(config[CONF_MIN_VALUE]))
diff --git a/esphome/components/optolink/sensor/optolink_sensor.cpp b/esphome/components/optolink/sensor/optolink_sensor.cpp
index 15407c25d7..1f9ac262e7 100644
--- a/esphome/components/optolink/sensor/optolink_sensor.cpp
+++ b/esphome/components/optolink/sensor/optolink_sensor.cpp
@@ -1,6 +1,7 @@
 #ifdef USE_ARDUINO
 
 #include "optolink_sensor.h"
+#include "esphome/core/application.h"
 #include "../optolink.h"
 
 namespace esphome {
@@ -8,7 +9,26 @@ namespace optolink {
 
 static const char *const TAG = "optolink.sensor";
 
-void OptolinkSensor::set_min_value(float min_value) { min_value_ = -29.3; }
+void OptolinkSensor::setup() {
+  switch (type_) {
+    case SENSOR_TYPE_DATAPOINT:
+      setup_datapoint_();
+      break;
+    case SENSOR_TYPE_QUEUE_SIZE:
+      break;
+  }
+};
+
+void OptolinkSensor::update() {
+  switch (type_) {
+    case SENSOR_TYPE_DATAPOINT:
+      datapoint_read_request_();
+      break;
+    case SENSOR_TYPE_QUEUE_SIZE:
+      publish_state(get_optolink_queue_size_());
+      break;
+  }
+}
 
 // NOLINTBEGIN
 void OptolinkSensor::datapoint_value_changed(uint8_t value) {
diff --git a/esphome/components/optolink/sensor/optolink_sensor.h b/esphome/components/optolink/sensor/optolink_sensor.h
index cb42146b3d..7903a75013 100644
--- a/esphome/components/optolink/sensor/optolink_sensor.h
+++ b/esphome/components/optolink/sensor/optolink_sensor.h
@@ -10,17 +10,20 @@
 namespace esphome {
 namespace optolink {
 
+enum SensorType { SENSOR_TYPE_DATAPOINT, SENSOR_TYPE_QUEUE_SIZE };
+
 class OptolinkSensor : public DatapointComponent, public esphome::sensor::Sensor, public esphome::PollingComponent {
  public:
   OptolinkSensor(Optolink *optolink) : DatapointComponent(optolink) {
     set_state_class(esphome::sensor::STATE_CLASS_MEASUREMENT);
   }
 
-  void set_min_value(float min_value);
+  void set_type(SensorType type) { type_ = type; }
+  void set_min_value(float min_value) { min_value_ = min_value; }
 
  protected:
-  void setup() override { setup_datapoint_(); }
-  void update() override { datapoint_read_request_(); }
+  void setup() override;
+  void update() override;
 
   const StringRef &get_component_name() override { return get_name(); }
   void datapoint_value_changed(float value) override { publish_state(value); };
@@ -29,6 +32,7 @@ class OptolinkSensor : public DatapointComponent, public esphome::sensor::Sensor
   void datapoint_value_changed(uint32_t value) override;
 
  private:
+  SensorType type_ = SENSOR_TYPE_DATAPOINT;
   float min_value_ = -FLT_MAX;
 };
 }  // namespace optolink
diff --git a/esphome/components/optolink/text_sensor/__init__.py b/esphome/components/optolink/text_sensor/__init__.py
index a41817bb6b..d0201f0c96 100644
--- a/esphome/components/optolink/text_sensor/__init__.py
+++ b/esphome/components/optolink/text_sensor/__init__.py
@@ -12,6 +12,9 @@ from esphome.const import (
 from .. import (
     CONF_DAY_OF_WEEK,
     DAY_OF_WEEK,
+    check_address_for_types,
+    check_bytes_for_types,
+    check_dow_for_types,
     optolink_ns,
     CONF_OPTOLINK_ID,
     SENSOR_BASE_SCHEMA,
@@ -25,7 +28,6 @@ TYPE = {
     "MAP": TextSensorType.TEXT_SENSOR_TYPE_MAP,
     "RAW": TextSensorType.TEXT_SENSOR_TYPE_RAW,
     "DAY_SCHEDULE": TextSensorType.TEXT_SENSOR_TYPE_DAY_SCHEDULE,
-    "DAY_SCHEDULE_SYNCHRONIZED": TextSensorType.TEXT_SENSOR_TYPE_DAY_SCHEDULE_SYNCHRONIZED,
     "DEVICE_INFO": TextSensorType.TEXT_SENSOR_TYPE_DEVICE_INFO,
     "STATE_INFO": TextSensorType.TEXT_SENSOR_TYPE_STATE_INFO,
 }
@@ -34,103 +36,6 @@ OptolinkTextSensor = optolink_ns.class_(
     "OptolinkTextSensor", text_sensor.TextSensor, cg.PollingComponent
 )
 
-
-def check_address():
-    def validator_(config):
-        types_address_needed = [
-            "MAP",
-            "RAW",
-            "DAY_SCHEDULE",
-            "DAY_SCHEDULE_SYNCHRONIZED",
-        ]
-        address_needed = config[CONF_TYPE] in types_address_needed
-        address_defined = CONF_ADDRESS in config
-        if address_needed and not address_defined:
-            raise cv.Invalid(
-                f"{CONF_ADDRESS} is required for this types: {types_address_needed}"
-            )
-        if not address_needed and address_defined:
-            raise cv.Invalid(
-                f"{CONF_ADDRESS} is only allowed for this types: {types_address_needed}"
-            )
-        return config
-
-    return validator_
-
-
-def check_bytes():
-    def validator_(config):
-        types_bytes_needed = ["MAP", "RAW", "DAY_SCHEDULE", "DAY_SCHEDULE_SYNCHRONIZED"]
-        bytes_needed = config[CONF_TYPE] in types_bytes_needed
-        bytes_defined = CONF_BYTES in config
-        if bytes_needed and not bytes_defined:
-            raise cv.Invalid(
-                f"{CONF_BYTES} is required for this types: {types_bytes_needed}"
-            )
-        if not bytes_needed and bytes_defined:
-            raise cv.Invalid(
-                f"{CONF_BYTES} is only allowed for this types: {types_bytes_needed}"
-            )
-
-        types_bytes_range_1_to_9 = ["MAP", "RAW"]
-        if config[CONF_TYPE] in types_bytes_range_1_to_9 and config[
-            CONF_BYTES
-        ] not in range(0, 10):
-            raise cv.Invalid(
-                f"{CONF_BYTES} must be between 1 and 9 for this types: {types_bytes_range_1_to_9}"
-            )
-
-        types_bytes_day_schedule = ["DAY_SCHEDULE", "DAY_SCHEDULE_SYNCHRONIZED"]
-        if config[CONF_TYPE] in types_bytes_day_schedule and config[CONF_BYTES] not in [
-            56
-        ]:
-            raise cv.Invalid(
-                f"{CONF_BYTES} must be 56 for this types: {types_bytes_day_schedule}"
-            )
-
-        return config
-
-    return validator_
-
-
-def check_dow():
-    def validator_(config):
-        types_dow_needed = ["DAY_SCHEDULE", "DAY_SCHEDULE_SYNCHRONIZED"]
-        if config[CONF_TYPE] in types_dow_needed and CONF_DAY_OF_WEEK not in config:
-            raise cv.Invalid(
-                f"{CONF_DAY_OF_WEEK} is required for this types: {types_dow_needed}"
-            )
-        if config[CONF_TYPE] not in types_dow_needed and CONF_DAY_OF_WEEK in config:
-            raise cv.Invalid(
-                f"{CONF_DAY_OF_WEEK} is only allowed for this types: {types_dow_needed}"
-            )
-        return config
-
-    return validator_
-
-
-def check_entity_id():
-    def validator_(config):
-        types_entitiy_id_needed = ["DAY_SCHEDULE_SYNCHRONIZED"]
-        if (
-            config[CONF_TYPE] in types_entitiy_id_needed
-            and CONF_ENTITY_ID not in config
-        ):
-            raise cv.Invalid(
-                f"{CONF_ENTITY_ID} is required for this types: {types_entitiy_id_needed}"
-            )
-        if (
-            config[CONF_TYPE] not in types_entitiy_id_needed
-            and CONF_ENTITY_ID in config
-        ):
-            raise cv.Invalid(
-                f"{CONF_ENTITY_ID} is only allowed for this types: {types_entitiy_id_needed}"
-            )
-        return config
-
-    return validator_
-
-
 CONFIG_SCHEMA = cv.All(
     text_sensor.TEXT_SENSOR_SCHEMA.extend(
         {
@@ -144,10 +49,9 @@ CONFIG_SCHEMA = cv.All(
     )
     .extend(cv.COMPONENT_SCHEMA)
     .extend(SENSOR_BASE_SCHEMA),
-    check_address(),
-    check_bytes(),
-    check_dow(),
-    check_entity_id(),
+    check_address_for_types(["MAP", "RAW", "DAY_SCHEDULE"]),
+    check_bytes_for_types(["MAP", "RAW", "DAY_SCHEDULE"]),
+    check_dow_for_types(["DAY_SCHEDULE"]),
 )
 
 
@@ -161,7 +65,8 @@ async def to_code(config):
     cg.add(var.set_type(config[CONF_TYPE]))
     if CONF_ADDRESS in config:
         cg.add(var.set_address(config[CONF_ADDRESS]))
-    cg.add(var.set_div_ratio(config[CONF_DIV_RATIO]))
+    if CONF_DIV_RATIO in config:
+        cg.add(var.set_div_ratio(config[CONF_DIV_RATIO]))
     if CONF_BYTES in config:
         cg.add(var.set_bytes(config[CONF_BYTES]))
     if CONF_DAY_OF_WEEK in config:
diff --git a/tests/components/optolink/common.yaml b/tests/components/optolink/common.yaml
index d04cdd2be1..5da2a9eddb 100644
--- a/tests/components/optolink/common.yaml
+++ b/tests/components/optolink/common.yaml
@@ -13,6 +13,12 @@ sensor:
     icon: mdi:thermometer-chevron-down
     device_class: temperature
     update_interval: 120s
+  - platform: optolink
+    type: QUEUE_SIZE
+    name: Optolink Queue Size
+    icon: mdi:queue-first-in-last-out
+    entity_category: diagnostic
+    update_interval: 1s
 
 text_sensor:
   - platform: optolink