The Siemens part number 6AV6612-0AA00-0AY0 refers to the SIMATIC WinCC Comfort SUS (Software Update Service) — a download-only subscription that provides access to the latest software versions of WinCC Comfort for one year.

Type: Software Update Service (SUS) for WinCC Comfort

Delivery: Download only (no physical media)

License Term: 1 year from invoice date; auto-renews annually unless canceled 3 months prior

Requirement: You must already own a valid WinCC Comfort license

Special Note: A valid email address is required for delivery