One product. Three components. Every energy application.

The Voltmasters EMS is one whole: the Voltmaster Controller runs the smart steering locally in the installation, while the web platform and mobile app handle configuration and reporting. Together they steer batteries, solar panels, chargers and consumers in every energy application.

Local steering, central control

The intelligence lives in the installation itself, not in the cloud. The platform and app give you and your customer full control and insight, wherever you are.

The Voltmaster Controller, an industrial edge controller on a DIN rail

01 · The controller

The heart of the installation

An industrial edge controller on a DIN rail running the smart steering. A decision every second for every device, and during an internet outage the installation simply keeps running locally.

Discover the controller →
The Voltmasters web platform with real-time dashboards of an installation

02 · The platform

Configuration and reporting

The web platform for commissioning, configuration and follow-up: six specialised dashboards per project, multi-site management, incident detection and API access for your own reporting.

See all platform features →
The Voltmasters app with live energy flows on a smartphone

03 · The app

Every installation in your pocket

Live grid consumption, energy flows, EV charging, energy prices and incidents on your smartphone, for you and your end customer.

Discover the app →

The controller steers, the platform lets you watch

Power follows the grid, the control signals come from the controller. Everything that happens locally, you see live in the platform and the app.

THE BRAIN Voltmaster Controller Solar PV Grid Battery EV chargers Consumers energy flow control signals
Power follows the grid. The brain of the site, the Voltmaster Controller, steers every device, every single second.

Works with the hardware you already know

The EMS is brand-independent: 50+ brands and models of batteries, inverters, energy meters and chargers, steered over Modbus TCP/IP. You pick the hardware that fits the project; the EMS steers them all.

Victron Energy SMA Huawei Sungrow Fronius SolarEdge Siemens Poweroad

Ready to make your first project pay off?

Tell us about your next installation. We will show you the platform, help you build the business case and guide you from first quote to certification.