The tech behind seamless EV charging networks

We build the technology that lets EV charging networks run smoothly and communicate seamlessly. Developed and operated by the leading EV charging standards experts. Designed for people.


Supercharges your charging network

Sara gives you detailed access to every charger component and sheds light on every message affecting your network, including conversations between EV and charger. Our API-first approach means you can pick from a range of plugins for things like predictive maintenance, smart load balancing and providing energy services to the grid.

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Your whole network speaking the same language

No more patchwork of products in different parts of your network. Running Sara and Josev together means seamless integration and high-definition insight from vehicle, to charger, to grid.

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Seamless EV charging experience, future-proofed

Deep insights, seamless charging and lower operational costs. That's what you get with Josev and Sara as they both comply with ever-evolving industry standards. Access to granular detail of your EV chargers and charging data boosts your productivity and enables data-led business decisions.

Current Market offer

OCPP 1.6

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OCPP 2.0.1

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Plug & Charge

Native integration, enabling drivers to charge simply by plugging in the cable

OCPP 1.6
OCPP 2.0.1

Device model

Visualise all charger components in great detail and set rules for custom notifications

OCPP 1.6
OCPP 2.0.1

Scalable transaction handling

Configurable transactions to better reflect a wide array of different use cases

OCPP 1.6
OCPP 2.0.1

Advanced smart charging

Smart charging is enabled for both basic charging and ISO 15118

OCPP 1.6
OCPP 2.0.1

Enhanced security

Two-way authentication and authorisation, and secure firmware updates

OCPP 1.6
OCPP 2.0.1

Multiple authorization methods

Additional methods like credit card, PIN-code, and contract certificates (Plug & Charge)

OCPP 1.6
OCPP 2.0.1

We’re trusted by the best

Over the last few years, we’ve become the leading industry experts in EV charging communications standards and protocols. We know what it takes to build a robust and easy-to-use charging ecosystem that works seamlessly, and we’ve helped the brightest teams in the industry to do it

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