The Siemens 6FC5247-0AA00-0AA3 is an enclosure designed specifically for the SINUMERIK 840D/DE electronic control system. This robust NCU box provides secure housing for various compatible NCU modules, including NCU 561.2, 561.3, 561.4, 561.5, NCU 571, 571.2, 571.3, 571.4, 571.5, NCU 572, 572.2, 572.3, 572.4, 572.5, and NCU 573.2, 573.3, 573.4, and 573.5. The 6FC5247-0AA00-0AA3 includes a reliable power supply unit, a long-life battery, and an integrated fan to ensure optimal cooling and stable operation in demanding industrial environments. The enclosure is engineered for straightforward integration into existing production lines, allowing project managers and production leaders to maintain efficiency with minimal downtime. The inclusion of a power supply unit, battery, and cooling fan in the 6FC5247-0AA00-0AA3 supports long-term, uninterrupted performance. This Siemens product is known for its high build quality and durability, making it a dependable choice for industrial automation and control applications. The 6FC5247-0AA00-0AA3 offers a practical solution for securely installing and operating critical control modules in any modern production environment. Brand: Siemens Rapid delivery from extensive stock Refurbished units come with a standard 2-year warranty, ensuring sustainability and reliability