diff --git a/ui-ngx/src/app/modules/home/components/rule-node/external/azure-iot-hub-config.component.html b/ui-ngx/src/app/modules/home/components/rule-node/external/azure-iot-hub-config.component.html
index ee9c46d8c1..79c4a2f00d 100644
--- a/ui-ngx/src/app/modules/home/components/rule-node/external/azure-iot-hub-config.component.html
+++ b/ui-ngx/src/app/modules/home/components/rule-node/external/azure-iot-hub-config.component.html
@@ -38,6 +38,7 @@
       {{ 'rule-node-config.device-id-required' | translate }}
     </mat-error>
   </mat-form-field>
+  <tb-mqtt-version-select formControlName="protocolVersion" subscriptSizing="fixed"></tb-mqtt-version-select>
   <mat-accordion>
     <mat-expansion-panel class="tb-mqtt-credentials-panel-group">
       <mat-expansion-panel-header>
diff --git a/ui-ngx/src/app/modules/home/components/rule-node/external/azure-iot-hub-config.component.ts b/ui-ngx/src/app/modules/home/components/rule-node/external/azure-iot-hub-config.component.ts
index 7c96131fef..7dd934ccd9 100644
--- a/ui-ngx/src/app/modules/home/components/rule-node/external/azure-iot-hub-config.component.ts
+++ b/ui-ngx/src/app/modules/home/components/rule-node/external/azure-iot-hub-config.component.ts
@@ -53,6 +53,7 @@ export class AzureIotHubConfigComponent extends RuleNodeConfigurationComponent {
       clientId: [configuration ? configuration.clientId : null, [Validators.required]],
       cleanSession: [configuration ? configuration.cleanSession : false, []],
       ssl: [configuration ? configuration.ssl : false, []],
+      protocolVersion: [configuration ? configuration.protocolVersion : null, []],
       credentials: this.fb.group(
         {
           type: [configuration && configuration.credentials ? configuration.credentials.type : null, [Validators.required]],
diff --git a/ui-ngx/src/app/shared/components/mqtt-version-select.component.ts b/ui-ngx/src/app/shared/components/mqtt-version-select.component.ts
index 2d88b220c6..277995cba0 100644
--- a/ui-ngx/src/app/shared/components/mqtt-version-select.component.ts
+++ b/ui-ngx/src/app/shared/components/mqtt-version-select.component.ts
@@ -18,20 +18,7 @@ import { Component, forwardRef, Input } from '@angular/core';
 import { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms';
 import { coerceBooleanProperty } from '@angular/cdk/coercion';
 import { SubscriptSizing, MatFormFieldAppearance } from '@angular/material/form-field';
-
-export enum MqttVersion {
-  MQTT_3_1 = 'MQTT_3_1',
-  MQTT_3_1_1 = 'MQTT_3_1_1',
-  MQTT_5 = 'MQTT_5'
-}
-
-export const DEFAULT_MQTT_VERSION = MqttVersion.MQTT_3_1_1;
-
-export const MqttVersionTranslation = new Map<MqttVersion, string>([
-  [MqttVersion.MQTT_3_1, 'MQTT 3.1'],
-  [MqttVersion.MQTT_3_1_1, 'MQTT 3.1.1'],
-  [MqttVersion.MQTT_5, 'MQTT 5.0']
-]);
+import { MqttVersionTranslation, MqttVersion } from '@shared/models/mqtt.models';
 
 @Component({
   selector: 'tb-mqtt-version-select',
diff --git a/ui-ngx/src/app/shared/models/mqtt.models.ts b/ui-ngx/src/app/shared/models/mqtt.models.ts
new file mode 100644
index 0000000000..2bd40f3681
--- /dev/null
+++ b/ui-ngx/src/app/shared/models/mqtt.models.ts
@@ -0,0 +1,29 @@
+///
+/// Copyright © 2016-2025 The Thingsboard Authors
+///
+/// Licensed under the Apache License, Version 2.0 (the "License");
+/// you may not use this file except in compliance with the License.
+/// You may obtain a copy of the License at
+///
+///     http://www.apache.org/licenses/LICENSE-2.0
+///
+/// Unless required by applicable law or agreed to in writing, software
+/// distributed under the License is distributed on an "AS IS" BASIS,
+/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+/// See the License for the specific language governing permissions and
+/// limitations under the License.
+///
+
+export enum MqttVersion {
+  MQTT_3_1 = 'MQTT_3_1',
+  MQTT_3_1_1 = 'MQTT_3_1_1',
+  MQTT_5 = 'MQTT_5'
+}
+
+export const DEFAULT_MQTT_VERSION = MqttVersion.MQTT_3_1_1;
+
+export const MqttVersionTranslation = new Map<MqttVersion, string>([
+  [MqttVersion.MQTT_3_1, 'MQTT 3.1'],
+  [MqttVersion.MQTT_3_1_1, 'MQTT 3.1.1'],
+  [MqttVersion.MQTT_5, 'MQTT 5.0']
+]);