Siemens 6ES7392-2XX00-0AA0 Automation Connection Component — Legacy Replacement. Siemens 6ES7392-2XX00-0AA0 is the exact manufacturer order number for a automation connection component in the SIMATIC S7-300 portfolio. Siemens describes this exact reference as: SIMATIC S7-300, Labeling strips (spare part),for size with 20-pole front connector, 10 units per packing unit. The verified manufacturer lifecycle record is PM400:Announcement of product phase-out.