Siemens 6ES7292-4BK50-0XA4 Automation Connection Component. Siemens 6ES7292-4BK50-0XA4 is the exact manufacturer order number for a automation connection component in the SIMATIC S7-1200 portfolio. Siemens describes this exact reference as: SIMATIC S7-1200 G2, spare part I/O terminal block gold-plated, in push-in design, light gray, for signal board analog (4 units with 6 pins each). The verified manufacturer lifecycle record is PM300: Active Product.