6ES78221AE080XC5,STEP 7 PROF. UPGR & POWERP V18 D
6ES78221AE080YA5,SIMATIC STEP 7 PROF. V18 DL
6ES78221AE080YC5,SIMATIC STEP 7 PROF. POWERPACK V
6ES78221AE080YE3,SIMATIC STEP 7 PROF. UPGRADE V18
6ES78221AE080YE5,SIMATIC STEP 7 PROF. UPGRADE V18
6ES78221BA050XE5,STEP 7 PROF UPGRADE V15->V15/201
6ES78221BA060XE5,STEP 7 PROF. UG V16->V16/2017SR1
6ES78221BA080XE5,STEP 7 PROF. UG V18->V18/2021 SR