The Siemens 6ES7151-7AA21-0AB0 is an advanced SIMATIC DP IM151-7 CPU designed specifically for use with the ET200S system. This CPU offers 128 KB of work memory, enabling reliable data processing and streamlined communication within automated production environments. Featuring an integrated PROFIBUS DP interface via a 9-pole D-sub socket, the 6ES7151-7AA21-0AB0 operates as a DP slave, making it suitable for distributed automation networks. The unit does not require a battery for operation and is compatible with a SIMATIC MMC for data storage and program execution. The robust build and reliable performance make the Siemens 6ES7151-7AA21-0AB0 a dependable choice for demanding industrial settings where uptime and consistent performance are critical requirements. Fast delivery and large inventory ensure minimal downtime for your production line. Refurbished option available with a standard 2-year warranty for sustainable and cost-effective operation. High-quality and reliable Siemens engineering, specifically tailored to industrial automation needs.