The Siemens catalog number 6ES7811-1CC08-0YA5 refers to a floating license for the SIMATIC S7 SCL V5.7 engineering software, designed for use by a single user. This license includes both the software and documentation, provided on CD, along with a USB flash drive containing the license key. Compatible with STEP 7 V5.7, it supports execution on Windows Server 2016 and 2019 platforms. BSP Automation offers this product, ensuring access to reliable software solutions for efficient automation programming across multiple supported languages including German, English, French, Spanish, and Italian.