Siemens 6ES7924-0BB20-0AA0 is a TOP connect terminal module for the SIMATIC TOP connect system, configured for the TP2 variant and delivered without an LED indicator. It uses a 50-pin TOP connect cable to link digital peripherals to a SIMATIC S7-1500 or ET200MP backplane, providing eight digital outputs rated up to 2 A per channel for direct actuation or signaling tasks. In Siemens documentation the part is described as a TP2, 50-pin, non-LED Anschlussmodul (6ES7924-0BB20-0AA0), front-pluggable within TOP connect assemblies and widely listed by distributors under the same model number.
