SIMATIC STEP 7 Prof. V15.1 Powerpack & Upgrade STEP 7 V5.4..V5.6-> V15.1/2017 SR1; Combo Floating License DL; Engineering Software in TIA Portal; Class A; software, documentation and license key for download; 6 languages: de, en, fr, es, it, zh; executable in Windows 7 (64 bit) Windows 10 (64 bit); Windows Server 2012/2016 (64); for configuration of SIMATIC S7-1200/1500, SIMATIC S7-300/400/WinAC, SIMATIC Basic Panels ******************************* E-mail address required for delivery