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Product Code: PSEL-143
MPN #: SP-B01-500W-S-PSU
When your rack-mount NAS or NVR needs reliable electricity, a single-unit supply can leave you vulnerable to outages, while a redundant setup keeps data flowing. The QNAP (SP-B01-500W-S-PSU) 500 W Power Supply delivers steady 500 W to server-grade storage, ensuring your critical workloads stay online without interruption.
A solid power source fits seamlessly into everyday IT environments:
If you manage a network-attached storage system or surveillance rig, you know that power failures can mean lost footage or inaccessible files. Many users struggle with under-powered units that cause unexpected reboots. This 500 W supply from QNAP matches the demands of enterprise-grade servers, giving you the confidence that your equipment receives the right amount of clean power, whether you run one unit or pair them for redundancy.
With this supply you avoid costly downtime, because the 500 W rating matches the power draw of most QNAP rack systems, keeping them stable under load. You save time on installation thanks to its single-unit, grey form factor that fits neatly into existing racks. Pairing two units creates a redundant setup, eliminating the risk of data loss during a power glitch. The lightweight design reduces handling effort, and the server-grade efficiency cuts electricity bills while lowering heat output, extending the life of your equipment.
| Power | |
| Total power | 500 W |
| Performance | |
| Purpose | Server |
| Design | |
| Product colour | Grey |
| Weight & dimensions | |
| Weight | 900 g |
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We are retiring PICOPC Products MNHO-073, MNHO-048 and MNHO-043 and they have reached EOL (End Of Life) as we are introducing new products with better technology. We would recommend you to look into MNHO-095. For Untangle, pfSense, OPNsense, Windows 11, Proxmox VE etc. we recommend MNHO-095 whereas for Sophos, Kerio Control and Endian, we would recommend MNHO-069. (A complete list of supported OS can be found in each product's listing)