
Siemens 6ES7221-1BF10-0XA0
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The Siemens 6ES7221-1BF10-0XA0 is a digital input module designed for integration with the SIMATIC S7-200 series. This EM 221 module offers eight optically isolated digital inputs, ensuring reliable signal transmission and enhanced noise immunity in industrial environments. Supporting 24V DC source inputs, the 6ES7221-1BF10-0XA0 is compatible exclusively with S7-21X CPUs, making it a tailored solution for process and production automation where dependable input processing is required. The compact design and robust build of the 6ES7221-1BF10-0XA0 support easy installation in control panels and enable efficient expansion of existing systems.
- Brand: Siemens
- Quick delivery from large inventory ensures minimal downtime in production processes
- Refurbished options available with standard 2-year warranty, supporting sustainability and cost efficiency
- Reliable, high-quality input module engineered for demanding industrial environments



