The Siemens 6FC5373-0AA30-0AA0 is an advanced SINUMERIK 840D sl NCU730.3PN, engineered for demanding industrial automation applications. This model integrates a powerful PLC 317-3PN/DP, offering a dedicated user memory capacity of 3 MB for CNC operations and 512 KB for PLC functions. The 6FC5373-0AA30-0AA0 is designed for efficient internal heat dissipation, ensuring stable and reliable operation even in intensive production environments. Its robust build and high compatibility make it a reliable component for the optimization of production lines and processes. The 6FC5373-0AA30-0AA0 is available from stock for fast delivery, meeting the urgent needs of project managers and production leaders who require dependable, high-quality industrial electronics. Choose the Siemens 6FC5373-0AA30-0AA0 to maintain and upgrade your production process with confidence. Brand: Siemens Large user memory—CNC: 3 MB, PLC: 512 KB—for complex automation tasks Efficient internal heat dissipation supports continuous, stable operation Refurbished options available with a standard 2-year warranty