---
title: "MQTT Solutions for IoT, Smart Home, Fleet & Energy | ConnectMQ"
description: "How teams use a managed MQTT broker for industrial IoT, smart homes, fleet tracking, energy and connected products — with example topic designs for each."
url: "https://connectmq.com/solutions/"
language: "en"
---

Solutions

# MQTT for every kind of connected system

Devices publish what they see, applications subscribe to what they need. Here is how teams use a managed MQTT broker across industries — with example topic designs to start from.

[

### Industrial IoT & Smart Manufacturing

Machines, PLC gateways, OEE and quality data

](https://connectmq.com/industrial-iot/)[

### Smart Home

Hubs, sensors and Home Assistant setups

](https://connectmq.com/smart-home/)[

### Fleet Telematics

Vehicle tracking, telematics and cold chain

](https://connectmq.com/fleet-logistics/)[

### Smart Energy

Meters, EV chargers, solar and batteries

](https://connectmq.com/energy-utilities/)[

### Connected Products & Smart Hardware

Smart devices you ship to your own customers

](https://connectmq.com/connected-products/)[

### Connected Robots & Physical AI

Robot fleets talking to fleet managers and AI pipelines

](https://connectmq.com/robotics/)[

### Data Center Monitoring

Power, cooling and rack environment

](https://connectmq.com/data-centers/)[

### Smart City

Streetlights, parking, air and waste sensors

](https://connectmq.com/smart-city/)[

### Smart Agriculture

Soil probes, weather stations and irrigation

](https://connectmq.com/smart-agriculture/)[

### Prototyping & Education

From first ESP32 to classroom labs

](https://connectmq.com/prototyping-education/)

## Your private MQTT broker is a few clicks away

Create an account, get your broker credentials and connect your first device — no servers to install, patch or scale.

[Get started](https://app.connectmq.com/signup) [See pricing](https://connectmq.com/pricing/)

## Articles

[All articles](https://connectmq.com/blog/)

Managed MQTT Cloud

### [How to Choose an IoT MQTT Broker: 12 Criteria and the Questions to Ask Your Vendor](https://connectmq.com/blog/how-to-choose-an-iot-mqtt-broker/)

A practical 12-point checklist for choosing an IoT MQTT broker, a table of questions to ask every vendor, and a five-minute hands-on test you can run against broker.connectmq.com.

September 21, 20269 min read

Industrial IoT

### [Sparkplug B and the Unified Namespace: Structuring Industrial IoT Data on MQTT](https://connectmq.com/blog/mqtt-sparkplug-b-unified-namespace/)

Sparkplug B gives industrial MQTT a strict session and payload model, while a Unified Namespace gives your plant data a single, readable home. Here is how they fit together, with topic design tips and live examples.

August 26, 20269 min read

IoT Tutorials

### [ESP32 MQTT Tutorial: Publish Sensor Data and Control an LED with Arduino IDE](https://connectmq.com/blog/esp32-mqtt-tutorial/)

Connect an ESP32 to an MQTT broker with Arduino IDE and PubSubClient, publish JSON temperature readings, control the onboard LED from the command line and upgrade to TLS with portal credentials.

August 23, 20269 min read