The SIEMENS 6ES7138-7FD00-0AB0 is a fail-safe electronics module designed for use with the ET200iSP distributed I/O system. This module offers four fail-safe digital outputs (F-DQ), operating at 17.4 V and 40 mA in Ex I environments. Engineered to meet stringent safety standards, the 6ES7138-7FD00-0AB0 achieves up to Category 4 in accordance with EN954-1, SIL3 under IEC61508, and PLe as per ISO13849, making it suitable for critical safety applications in industrial automation. High safety integrity: Meets SIL3/PLE requirements for demanding fail-safe applications Compatible with SIEMENS ET200iSP, ensuring seamless integration for scalable automation solutions Quick delivery and extensive stock availability for the 6ES7138-7FD00-0AB0 reduces downtime in project planning