
Why buy from us?
HardwareJet is built for professionals who need dependable hardware without delays or guesswork. Our curated network of manufacturers ensures quality parts, fair pricing, and responsive service.
Ask a Question About This Product
Ships from outside of the USA. Please allow up to 2 weeks for delivery.
- In Stock: 1
- Manufacturer: Cisco
- Model or Part: 15-5990-01
- Condition: Refurbished
- Weight: 0.20lb
United States Shipping
Orders over $200 qualify for Free Super-Saver Shipping! We ship at our discretion via the most cost-effective method using FedEx, UPS, or USPS.To ensure your order is processed efficiently, all shipping charges must be pre-paid at checkout. We are unable to bill directly to third-party shipper accounts or use customer-provided labels for domestic shipments.
International Shipping
International orders begin processing as soon as payment is confirmed.- Pre-paid Shipping: For your convenience, you can select and pay for international shipping directly at checkout.
- Carrier Accounts: Alternatively, we can bill transport costs directly to your FedEx account number. (Note: We cannot bill to DHL, TNT, or UPS accounts).
- Customer Labels: We are also happy to ship internationally using pre-paid labels provided by you for any carrier.
Expedited and Rush Shipping
Need it faster? HardwareJet.com offers 1 or 2-day expedited shipping options during checkout for eligible items.To get your order to the front of the line, expedited orders include a small rush fee in addition to the carrier's shipping charges. If an item is not available for expedited shipping, these options will not appear in your cart.
Item Condition
New - Sealed or Open Box ConditionExcellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item
To bring you an even wider selection, some of our items are shipped directly from our trusted partners. Delivery times may vary for these items.
Cisco 15-5990-01 144-Pin SDRAM SODIMM 512M ECC Memory Module
Elevate your workstation or server performance with this high-density, error-correcting memory module from Cisco. Designed for demanding environments, the 512 megabyte SODIMM delivers reliable data integrity and fast access speeds in a compact form factor that fits easily into standard laptop or small-form-factor systems.
Key Features
- 144-pin layout optimized for maximum pin density
- 512M ECC (Error Correcting Code) to detect and correct single-bit errors
- DDR3 SDRAM technology with 800MHz clock speed
- Low power consumption - 1.35V operating voltage
- Plug-and-play compatibility with most modern BIOS and UEFI firmware
- Backed by Cisco's proven quality standards for reliability and longevity
Technical Specifications
- Capacity: 512 megabytes (2 x 256MB dual-rank)
- Speed: DDR3-800 (400MHz effective)
- Voltage: 1.35V +/- 5%
- Pin Count: 144
- Form Factor: SODIMM, 67.6mm length
- Operating Temperature Range: -40 to 85 degrees Celsius
- Supported Operating Systems: Windows, Linux, macOS, and most server OSes that support ECC memory
Applications
- Laptop workstations requiring high reliability for financial or scientific data processing
- Small servers and embedded systems where space is limited but performance must remain robust
- Virtualization hosts that benefit from error-correcting memory to maintain guest stability
- High-performance computing nodes that need fast, dependable memory bandwidth
With the Cisco 15-5990-01, you combine compact design with enterprise-grade reliability. Upgrade your system today and experience consistent performance, reduced downtime, and peace of mind knowing every bit is protected against corruption.