Zaptec
Jun 15, 2026
Go to the Zaptec Portal.
Open a web browser and go to https://portal.zaptec.com/
Login.
Login with your Zaptec credentials. These are the same as for your Zaptec app.
Go to the Installations tab.
Navigate to the Installations tab in the portal.
Select your installation.
Select the installation you wish to onboard to Splash.
Go to Settings > Authentication.
In the Settings tab, navigate to the Authentication section.
Select OCPP-J1.6 authentication.
Change the authentication type from "Native authentication" to "OCPP 1.6J authentication".
Copy the Splash URL below.
wss://cpms.splashrenewable.co.uk/
Enter the OCPP URL.
Paste the Splash URL into the Central System URL field. Important: do NOT include the charger serial number; it is appended automatically in uppercase.
Save and apply.
Save the configuration. The charger will apply the new OCPP settings.
Open Splash Share.
Go to My chargers, then tap Add new charger.
Tell Splash you're connected.
The app first asks you to connect through your charger brand's app. That's what you've just done in the steps above, so tap I've Connected.
Enter your serial number.
Enter the serial number in the field.
You're connected.
Splash finds your charger and confirms the connection. Tap Done.
Finish setting up in the app.
Your charger isn't live yet. Follow the instructions in the app to add your charger's details and finish the setup. Once you're done we'll know, and we'll post your Splash QR sticker out to you so guests can scan it to start a session.