The Siemens part number 6AV6361-1BA01-4AA0 refers to the Process Historian 2014 SP3 Redundancy Package. This is a runtime software license that includes:

A single license for two installations

Software and documentation on DVD

A USB flash drive with the license key

Support for 7 languages: German, English, French, Spanish, Italian, Chinese, and Japanese

Compatibility with Windows Server 2008 R2 + SP1 (64-bit) and Windows Server 2012 (64-bit)

Unfortunately, this product was discontinued without replacement as of October 1, 2024.