6ES7132-4BF00-0AA0 PLC I/O Module for use with SIMATIC ET 200S Series 81 x 15 x 52 mm Digital 24 V dc. The Siemens digital expansion module with 8 output channels is a highly efficient device used with SIMATIC ET 200S PLCs. It has various advanced features like diagnostics indication LEDs, short circuit protection, reverse voltage protection, and potential isolation between the channels and the backplane bus. Hence, it is an ideal expansion module for various applications.