The Beckhoff C9900-U330 is a high-performance, maintenance-free lithium battery pack designed for seamless integration with the Beckhoff C9900-U3xx series of uninterruptible power supplies (UPS). This essential component provides reliable backup power to Industrial PCs (IPCs) and automation systems, safeguarding critical processes and data against unexpected power failures. Its compact design and robust lithium-ion technology ensure a long service life, high energy density, and dependable performance, making it an ideal solution for maintaining system availability in demanding industrial environments.