The Siemens part number 6AV6372-2KG07-4AX3 refers to a WinCC/Performance Monitor upgrade package. It upgrades from WinCC V7.X to V7.4 SP1 and is intended for use with WinCC V7.4 SP1 runtime software.
Type: Software upgrade (Performance Monitor)
License: Single license
Delivery: Download-only (no physical media); requires the consignee’s email address for delivery
Product class: Standard item, eligible for return within Siemens’ guidelines