Lenovo ThinkStation P520 Tower Computer Xeon W-2123 - No OS - Grade C
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IMPORTANT NOTICE
Operating System Not Included
This PC is sold without an OS installed.
Perfect for users who want to install their own software.
The Lenovo ThinkStation P520 Tower is a professional-grade workstation designed to handle demanding computing tasks with reliability and expandability. Built on Intel's Xeon platform, this tower delivers the performance and scalability that professionals need for resource-intensive applications.
Key Features:
- Powerful Xeon Processing: Intel Xeon W-2123 quad-core processor running at 3.60GHz provides robust performance for multithreaded workloads
- 16GB DDR4 Memory: Ample RAM for multitasking and professional applications, with support for up to 512GB across 8 memory slots
- 256GB SATA SSD: Fast solid-state storage ensures quick boot times and responsive application performance
- Extensive Expansion Capabilities: Multiple PCIe slots (2x PCIe x16 Gen 3, 1x PCIe x8 Gen 3, 2x PCIe x4 Gen 3) plus 1 PCI slot for adding graphics cards, storage controllers, or other expansion cards
- Comprehensive Connectivity: 8 USB 3.2 Gen 1 ports (4 front, 4 rear) plus 2 USB 2.0 ports, Gigabit Ethernet, and PS/2 ports
- DVD Optical Drive: Built-in drive for legacy media needs
- Tower Form Factor: Full-sized chassis provides excellent cooling and accessibility for upgrades
Professional Workstation Performance:
The ThinkStation P520 is engineered for professionals who require dependable computing power. Whether you're running CAD software, managing databases, performing 3D rendering, or handling complex business applications, this workstation provides the foundation you need. The Xeon W-2123 processor offers ECC memory support and enterprise-class reliability, making it suitable for mission-critical work environments. The generous expansion options allow you to customize the system to your specific needs—add high-performance graphics cards for visualization work, additional storage controllers for data-intensive tasks, or specialized interface cards for industry-specific applications.
Technical Specifications:
- Processor: Intel Xeon W-2123 3.60GHz
- Memory: 16GB DDR4 (Expandable to 512GB)
- Storage: 256GB 2.5" SATA SSD
- Form Factor: Tower
- Memory Slots: 8 Total
- Network: Gigabit Ethernet
- Front Ports: 4x USB 3.2 Gen 1
- Rear Ports: 4x USB 3.2 Gen 1, 2x USB 2.0, 2x PS/2
- Expansion Slots: 2x PCIe x16 Gen 3, 1x PCIe x8 Gen 3, 2x PCIe x4 Gen 3, 1x PCI
- Optical Drive: DVD
Please Note: This unit does not include integrated graphics or display ports. A discrete graphics card with video outputs will be required for display connectivity.
Why Buy from PC Liquidations:
This workstation has been fully reconditioned by certified technicians to ensure reliable operation. With over 250,000 happy customers and a commitment to quality, you can purchase with confidence knowing that your investment is protected. All products include warranties and our no-hassle return policy provides added peace of mind.
Whether you're outfitting a professional workspace or building a powerful home workstation, the ThinkStation P520 offers the expandability, reliability, and performance that Lenovo's workstation line is known for. Order yours today and put professional-grade computing power to work for you.

Operating System Options
Our Microsoft Authorized Refurbished (MAR) computers and laptops are now predominantly loaded with Windows 11 (Home or Pro), with limited remaining stock available in Windows 10. Please check your product option selections to ensure compatibility with your specific needs, including choosing between Pro or Home versions.

Grade C Refurbished
| 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.
More Great Computer and Laptop Options
ThinkStation P520 Tower Computer Technical Specs
| Processor | Intel Xeon W-2123 3.60GHz |
|---|---|
| Memory | 16GB DDR4 |
| Storage | 256GB 2.5" SATA SSD |
| Form Factor | Tower |
| 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 |
| Network Connection(s) | Gigabit Ethernet |
| Front USB Port(s) | 4 (3.2 Gen 1) |
| Rear USB Port(s) | 4 (3.2 Gen 1) 2 (2.0) |
| 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 | No |
No-hassle returns. Zero restocking fees.
Wrong item? Changed your mind? Don't need it anymore? We've got you covered.
30-Day Returns
- No restocking fees, ever
- Refund or store credit — your choice
- 30 days from invoice date
- Return in original condition, securely packed
Fast Shipping
- Ships within 2 business days*
- Rush & Saturday delivery available — call us
- Free ground shipping available (continental US orders over $500)
- Overnight delivery available
1-Year Warranty
- Covers defects & functional failures
- Normal business use, from date of purchase
- Batteries: 90 days (consumable)
- Excludes misuse, modification, mishandling
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*Shipping and delivery on business days. Purchaser is responsible for return shipping costs and insurance. Free/fixed shipping offers exclude palletized items — call for freight rates.
























































