PAX 'S' Series Terminals

This update includes the S900 Wifi Terminal, the S800 Countertop Terminal, and the S300 IP Terminal. S900 and S800 are available as standalone devices, and S300 is typically integrated with a POS system.

Version NumberDate Released and lower08/09/2020 - 27/01/2021

This version includes the latest data-signing certificate so is the minimum supported version available in our Live and Pre-Production Environments.

The addition of this certificate is the only change from the previously supported version, and includes the following functionality that was not available in versions prior to this.


  • Amex Contactless Support
  • MOTO access restrictable by User permission
  • Flexecash Scheme supported
  • 'Integration Allowed' toggle
  • Support for Response code 65


  • Fixed an issue where the cryptogram data does not follow BST changes.
  • The word “Authorised” has now been removed from a receipt that requires a signature.
  • Fixed intermittent branding issues. Branding will now be retained following a restart.
  • Multiple significant performance and logging improvements implemented to improve stability - 08/09/2020

This version, and all lower versions, are no longer supported. You should contact the Integration team to update your PPE/Test device or our Customer Support team to update your Live device.

The terminal will continue to work, but will be unable to update its configuration without also updating the software.