The Siemens 6ES7326-2BF41-0AB0 is a fail-safe digital output module for the SIMATIC S7-300 system, featuring 8 digital outputs at 24 VDC / 2A per channel. Designed for safety-critical applications, it complies with SIL 3 (IEC 61508), Category 4 (EN 954-1), and PLe (ISO 13849) . With built-in short-circuit protection, comprehensive diagnostics, and support for both centralized and distributed (ET 200M) configurations, this module delivers reliable and safe control of solenoid valves, contactors, and indicators in the most demanding industrial environments.