What is a Unified Data Hub in smart energy?

A Unified Data Hub acts as a central nervous system for the energy grid. It uses a protocol like MQTT to collect, process, and distribute real-time data from all grid assets, from power generation to end-user consumption. This eliminates data silos and provides a single, consistent source of truth for all applications.

How does EMQX help with EV charging management?

EMQX provides a scalable and reliable data platform to manage thousands of EV charging stations. It enables real-time communication between chargers and backend systems, supporting smart charging features, remote management, and vehicle-to-grid (V2G) applications. EMQX also supports key protocols like OCPP via extensions.

What is MQTT Sparkplug and why is it important for the grid?

MQTT Sparkplug is a specification built on top of MQTT that provides a standardized framework for industrial data. It ensures plug-and-play interoperability for assets like smart meters and RTUs, provides a single source of truth for grid data, and reduces the time and cost of integration. Sparkplug also supports stateful awareness, which is crucial for managing the real-time status of grid assets.

Can EMQX support legacy grid protocols?

Yes. EMQX works with industrial gateways (like NeuronEX) to seamlessly convert legacy protocols such as Modbus, DNP3, and IEC 61850 into modern, lightweight MQTT messages. This allows utilities to connect and modernize their aging infrastructure without a costly rip-and-replace strategy.

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1000+

Global Deployments

10M+

Connected Endpoints

100ms

Data Latency

The Challenge of the Modern Energy Grid

The transition to distributed, renewable energy sources exposes the limitations of legacy infrastructure, creating challenges in reliability, latency, and data integration.

Intermittent Renewables

Fluctuating power from solar and wind requires millisecond-level data for real-time grid balancing, which legacy SCADA systems cannot provide.

Aging Infrastructure

One-way, polling-based protocols like Modbus and DNP3 create data latency and prevent the real-time, bi-directional control needed for a smart grid.

Massive Data Scale

Millions of new endpoints from smart meters and EV chargers are overwhelming traditional systems that were never designed for this volume of data.

Cybersecurity Vulnerabilities

Connecting legacy grid assets to the internet introduces significant cybersecurity risks, requiring a secure-by-design data platform.

The Solution: A Unified Data Hub for the Grid

EMQX breaks down data silos, creating a single, real-time source of truth for all grid assets, from generation to consumption.

Built for Grid-Scale Performance

10M+ Endpoints

Connect millions of smart meters, EV chargers, and grid assets in a single, scalable cluster.

<100ms Latency

Achieve sub-100ms latency required for critical grid control and protection applications.

100% Data Reliability

Ensure no data is lost with MQTT QoS, data persistence, and a high-availability architecture.

Open Standards

Built on open standards like MQTT and Sparkplug to avoid vendor lock-in and ensure interoperability.

Sunways

Sunways, a leading German photovoltaic inverter manufacturer with over 30 years of industry experience, deployed EMQX Platform (a fully managed MQTT messaging platform) to migrate from AWS IoT Core. This enabled unified data collection from diverse devices (inverters, sensors, energy storage units) in distributed PV systems (even in weak network conditions), and built Sunways Portal for real-time monitoring, remote configuration, and firmware updates, resulting in optimized costs, improved platform stability, and enhanced user experience.

99.99% SLA

1M+ Devices Supported

Lower Costs vs AWS IoT Core

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CSG Digital Grid Research Institute

CSG Digital Grid Research Institute deployed EMQX multi-cluster distributed deployment and ECP cloud-edge collaborative solutions to manage millions of smart grid devices (meters, circuit breakers, sensors, cameras) across transmission, substation and distribution systems. This enabled distributed access, unified monitoring, dynamic scaling of IoT smart terminals, and secure data transmission, resulting in improved development efficiency, reduced costs and enhanced security for smart grid operations and maintenance.

10M+ Devices Manageable

35%+ Development Efficiency

25%+ Cost Reduction

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Powering the Next-Generation Energy System

Grid Balancing & Optimization

Integrate DERs and respond to supply/demand changes in real time to maintain grid stability and reduce costs.

EV Charging Management

Build a scalable and reliable EV charging network, enabling smart charging and vehicle-to-grid (V2G) applications.

Predictive Asset Maintenance

Monitor substations, transformers, and renewable assets in real time to predict failures and optimize maintenance.

Explore MQTT for Smart Energy Resources

Dive deeper into the architectures and standards for building a modern, data-driven smart grid.

Frequently Asked Questions

Common questions about adopting EMQX for smart energy.

Build a Smarter, More Resilient Grid

Talk to our experts to see how a unified MQTT data hub can accelerate your grid modernization strategy.

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The Unified MQTT Platform for Smart Energy

The Challenge of the Modern Energy Grid

The Solution: A Unified Data Hub for the Grid

Built for Grid-Scale Performance

Sunways

CSG Digital Grid Research Institute

Powering the Next-Generation Energy System

Explore MQTT for Smart Energy Resources

Frequently Asked Questions

Build a Smarter, More Resilient Grid

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