Siemens 6FQ1541-1A Iskamatic Relay Module is an industrial automation relay block used as an I/O expansion in Siemens control systems. The part number 6FQ1541-1A is associated with the AEU11-1 Iskamatic module family, identifying it as a relay interface within Siemens' Iskamatic lineup. In legacy installations, it serves as a replacement or spare part for Iskamatic-based configurations, enabling discrete relay control of external devices under Siemens automation control.
