What is OCHP?

The Open Clearing House Protocol enables boundless electric vehicle charging across charging station networks. Using OCHP, service providers for EV charging can connect to infrastructure providers in order to provide access to their network.

Open Clearing House Protocol (OCHP) has the purpose to connect market actors in the field of electric mobility charging infrastructure. This protocol enables parties to communicate between their own back-end system (like a CMS) and a clearing house system, in a simple way.

OCHP is an open source protocol. It offers a uniform, SOAP based, interface solution. Everyone is free to implement and to actively participate in the development of the protocol, which is rapidly becoming the free international standard in the electric vehicle market. The current protocol version is 1.3.


Introducing OCHP 1.3 with OCHP-direct Extension

After almost a full year of so far undisturbed productive operation of eCHS on OCHP Version 1.2, the next version will be available. Starting with a integration phase on first of July 2015, the new interface will provide more functionality and higher convenience in the implementation.

Along with OCHP 1.3 comes the OCHP-direct Extension, providing a simple yet powerful feature set for remote access and direct charging session control over roaming partner’s system borders: Let your customers start and stop charging sessions at any roaming partner’s charge pole through your app!

For those who just need a quick but complete summary of the changes, we’ve created a Update Announcement.

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