HP 840813-001 front-panel SATA power cable for Z240 Tower Workstation systems. This internal interconnect cable routes power from the PSU to front-mounted drive bays and I/O modules, supporting standard 15-pin SATA power connectors. Fully compatible with HP Z240 tower configuration and OEM-equivalent to factory specifications. Typical applications include storage expansion, hot-swap drive bay integration, and internal peripheral power distribution in single and dual-processor workstation builds. Supports 3.3V, 5V, and 12V rails per SATA standard. Part Number: 840813-001. New condition, tested and guaranteed. Available via quote.