Here is some information about the module:

Product description: SIMATIC S7-400, CPU 412-2, Central processing unit with 1 MB work memory for program and data, 1st interface MPI/DP 12 Mbps, 2nd interface Ethernet, with integrated PROFINET interface with 2-port switch, Micro Memory Card required

Features:

It is a powerful CPU module used for controlling and automating industrial processes.

It has a work memory of 1 MB for storing program and data.

It supports two communication interfaces: MPI/DP (12 Mbps) and Ethernet.

It also has an integrated PROFINET interface with a 2-port switch.

A Micro Memory Card is required for operation.

The 6ES7412-2XK07-0AB0 PLC module is commonly used in industrial automation applications for controlling and monitoring complex systems. It provides a high level of performance, reliability, and connectivity options for industrial control and automation tasks.