sub:?379123-001, 379124-001 As the name suggests, the HP 403781-001 Power Supply (379123-001 / 379124-001) is one of the most crucial parts of your Proliant DL configuration, effectively supplying power to the rest of your system, as well as protecting your system from data loss in the event of a power outage or fluctuation. At 1000W, the HP 403781-001 Power Supply is capable of providing efficient power to your system while protecting your data from errors during power surges. This HP 403781-001 Power Supply has been removed from a working unit, tested for complete functionality by our expert in-house HP-Certified Technician, and is ready to ship today! Purchase with confidence, as the photos above represent the exact quality of your items, which are bundled with our 90 Day Warranty. *Please note, we have additional HP 403781-001 Power Supplys in stock; feel free to send a message and we will update the quantity to suit your specific needs.* Thank you for choosing AltaTech for all of your lightning-fast IT needs!