Important Notice: Operating System Not Included - NO OS is installed

These computers are sold without a pre-installed operating system and cannot be used until a compatible OS is installed by the customer. Please note that we can no longer install Windows 10 on systems due to Microsoft's end-of-support timeline.
Available Options:
Contact us to discuss which option best meets your needs or for assistance with OS installation requirements.
The Lenovo ThinkStation P520 is a powerful workstation designed for demanding professional applications, featuring an Intel Xeon W-2223 processor and extensive expansion capabilities.
This professional workstation offers extensive expansion possibilities with multiple PCIe slots (2x PCIe x16 Gen 3, 1x PCIe x8 Gen 3, 2x PCIe x4 Gen 3, and 1x PCI). The system features comprehensive connectivity options including 4 front USB 3.2 Gen 1 ports and 6 rear USB ports (4x 3.2 Gen 1, 2x 2.0). Additional features include a DVD-ROM drive and an integrated SD card reader.
The ThinkStation P520 delivers the computing power needed for resource-intensive applications such as CAD, 3D rendering, and data analysis. Its tower form factor provides ample space for future upgrades and excellent cooling capabilities.
With over 250,000 happy customers and a rigorous 25+ point certification process, you can be confident in your purchase. Each unit undergoes comprehensive testing and quality assurance before shipping, ensuring you receive a reliable workstation ready for deployment.

Our Microsoft Authorized Refurbished (MAR) computers and laptops typically include the latest Microsoft Windows operating systems, such as Windows 10 and 11. Please check your product option selections to ensure compatibility with your specific needs, including choosing between Pro or Home versions.

| Functionality | |
|---|---|
| Cosmetics |
All refurbished items are restored to full functionality, and their grades reflect only cosmetic condition. Lower-grade products may have more visible blemishes but are rigorously tested and cleaned to ensure identical performance and warranty coverage.
| Processor | Intel Xeon (W-2223) 3.6 GHz |
|---|---|
| Memory | 8GB DDR4 |
| Storage | 256GB SSD |
| Form Factor | Tower Form Factor |
| Maximum Memory | 512GB |
| Total Memory Slots | 8 |
| Expansion Slots | 2 PCIe x16 Gen 3 1 PCIe x8 Gen 3 2 PCIe x4 Gen 3 1 PCI |
| Optical Drive | DVD-ROM |
| Network Connection(s) | Gigabit Ethernet Wi-Fi Bluetooth 4.2 |
| Front USB Port(s) | 4 (3.2 Gen 1) |
| Rear USB Port(s) | 2 (2.0) 4 (3.2 Gen 1) |
| VGA Port(s) | 0 |
| DVI Port(s) | 0 |
| HDMI Port(s) | 0 |
| Display Port(s) | 0 |
| Mini Display Port(s) | 0 |
| Serial Port(s) | 0 |
| Parallel Port(s) | 0 |
| eSATA Port(s) | 0 |
| Firewire Port(s) | 0 |
| PS/2 Port(s) | 2 |
| SD Card Reader | Yes |
Rest assured, if you order the wrong items, don't like the model, or just don't need it anymore we accept returns with NO restocking fees. Whether you want something different or just a credit, we have you covered! This policy goes hand in hand with our company culture of delivering outstanding customer satisfaction.
If you need assistance finding a different product our awesome staff is ready to help. Contact us for expert support.
All products purchased from us are covered by a 1-year warranty from the date of purchase, covering manufacturing defects and functional failures under normal business use.
Please note that batteries are an exception to this policy. Batteries are covered by a 90-day warranty due to their consumable nature.
This warranty does not cover damage caused by misuse, unauthorized modifications, or improper handling. For any warranty claims, please contact our support team with your purchase details and a description of the issue.



