1SFA611621R1011

ABB 1SFA611621R1011 (MLBL-01R) is a red LED illumination block designed for industrial control panels, push buttons, pilot lights, and automation systems. Operating on 24V AC/DC, it features an integrated red LED that provides clear and reliable visual indication of equipment operating conditions and electrical control signals. The module belongs to ABB's modular plastic pilot device range and supports front mounting with compatible ABB operators and accessories.