The Siemens 6FC5210-0DB21-3AA1 is an industrial-grade module designed for use in advanced automation environments, including compatibility with SINUMERIK FM NC, 810D/DE, 840D/DE, and MMC103 systems. This unit features a robust Pentium 200 MHz processor and 64 MB D-RAM, providing reliable computing power for demanding production settings. The 6FC5210-0DB21-3AA1 comes with Windows NT 4.0 preinstalled, offering a stable operating environment that supports a broad range of industrial applications. Please note that the system software for Open Architecture is not included, allowing for flexible integration into customized automation solutions. The operating system included is SINUMERIK 840D BS003, ensuring seamless performance within Siemens automation infrastructures. The 6FC5210-0DB21-3AA1 is engineered for project managers and production leaders who require dependable, high-performance modules to maintain or upgrade their production lines efficiently. Its durable construction and compatibility with existing Siemens systems make it an excellent choice for both new installations and system retrofits. The 6FC5210-0DB21-3AA1 is available in large quantities to support ongoing operational needs. Fast delivery from stock for minimal production downtime Refurbished option available with standard 2-year warranty for sustainability and cost efficiency High reliability backed by Siemens’ reputation for quality in industrial electronics