Siemens 6ES7592-1AM00-0XB0 SIMATIC S7-1500, Front connector Screw-type connection system, 40-pole for 35 mm wide modules (Siemens 6ES75921AM000XB0)
Siemens 6ES7592-1BM00-0XA0 SIMATIC S7-1500, Front connector in push-in design, 40-pole for 25 mm wide (Siemens 6ES75921BM000XA0)
Siemens 6ES7592-1BM00-0XB0 SIMATIC S7-1500, Front connector in push-in design, 40-pole, for 35 mm wide modules (Siemens 6ES75921BM000XB0)