United States
Trusted by the Highest-Stakes Buyers
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
MEM-CF-256U2GB
Original Stock
Ready to Ship
Cisco Memory MEM-CF-256U2GB
FEATURED DEAL
Featured Deal
Hand-picked by our procurement team for standout value. This unit is offered at our sharpest price on current stock, verified against live market rates.
Name:
MEM-CF-256U2GB
- Description:
- Cisco Memory MEM-CF-256U2GB
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 0821455021040
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
- Warranty:
- 3
- List Price:
$1,183.00
- Price:
$384.0067.5% off
Quantity:
1
100% Genuine Guaranteed
Global Delivery
Business Terms / PO Accepted
3 Year Extended Warranty
Same-day Shipping
30-Day Money Back Guarantee
Shipping:
Payment:
3 Year Extended Warranty
Same-day Shipping
30-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Shipping:
Payment:
Built Global. Stocked Local.
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
4Global Offices
25+Distribution Points
100+Countries Served
Buyer Protection on Every Order
Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
Verified By Federal Bodies
Every registration we claim is public record — check our federal contractor status yourself before you spend a dollar.
- RegisteredCAGE CODE: 97UU8
- VerifiedD-U-N-S® #: 118879150
- ListedUEI: VFVEQ7Q9LH31
Since 2016, Enterprise-Trusted
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
10+Years Operating
20,000+Clients Served
150K+SKUs Available
MEM-CF-256U2GB Overview
MEM-CF-256U2GB is a DDR4 UDIMM memory module operating at 3200 MHz with a CAS latency of CL16 and a voltage of 1.35V. It is offered as a 256 GB kit configured for dual channel performance, featuring an unbuffered design without ECC support and built with an integrated heatspreader for efficient thermal management.
This high-performance memory module is engineered for gaming and workstation builds, ensuring optimal reliability and stability in modern computing environments. It is designed for desktop and workstation platforms, and its robust construction addresses the thermal demands of high-speed operations while providing Intel XMP 2.0 support for enhanced overclocking capabilities.
MEM-CF-256U2GB price is $384.00, a 67.5% saving from the Cisco list price of $1,183.00. MEM-CF-256U2GB is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for MEM-CF-256U2GB for additional pricing. Browse the full 1900 & 2900 & 3900 Series Router Flash Memory series or explore all Cisco products.
MEM-CF-256U2GB Specifications
- Product Type
- Computer Memory
- Brand
- Cisco
- Memory Type
- DDR4
- Capacity
- 256 GB
- Compatible Platforms
- Desktop
- Compatible Systems
- Workstation
- Form Factor
- UDIMM
- Kit Configuration
- Dual Channel
- Speed
- 3200 MHz
- Reliability Rating
- Standard
- CAS Latency (CL)
- CL16
- Voltage
- 1.35V
- ECC Support
- No
- Registered/Buffered
- Unbuffered
- XMP Support
- Intel XMP 2.0
- RGB Lighting
- No
- Heatsink / Heatspreader
- Yes
- Intel Platform Support
- Intel 10th Gen
- AMD Platform Support
- AMD Ryzen 5000
- Use Case
- Gaming / Workstation
- Product Name
- MEM-CF-256U2GB
- Height
- 1.18 inches
- Width
- 5.25 inches
- Depth
- 0.50 inches
- Weight
- 0.30 lbs
MEM-CF-256U2GB Use Case
Seamless IOS Image Management for High-Availability Edge Routers
In a global enterprise with dozens of regional edge routers, network engineers install MEM-CF-256U2GB-Cisco Memory to store multiple Cisco IOS images and backup configurations locally. This compact flash expansion enables in-place OS upgrades and rapid failover testing without impacting live traffic. Benefit: maximized uptime, streamlined patch management, and reduced maintenance windows for mission-critical connectivity.
Enhanced Packet Buffering for Converged Voice and Video Services
A multi-site call center deploys MEM-CF-256U2GB-Cisco Memory on its Cisco Integrated Services Routers to increase flash capacity for real-time call detail records and video conferencing buffers. The added memory ensures jitter-resilient packet handling under peak loads. Benefit: superior QoS, reduced latency for voice/video streams, and measurable gains in customer satisfaction.
Scalable VPN and IoT Gateway Caching in Branch Offices
A retail chain equips each branch’s Cisco ISR with MEM-CF-256U2GB-Cisco Memory to locally store VPN certificates, IoT telemetry data, and log archives. This expansion supports simultaneous secure tunnels to headquarters and real-time sensor data caching. Benefit: accelerated data retrieval, robust encryption performance, and simplified compliance reporting across hundreds of locations.
Speak To a Hardware Specialist in Your Region
Mon–Fri: [09:00-16:00]
Avg. response under 30 mins
Product Comparison Table 
| MEM-CF-256U2GB |  MEM-CF-1GB |  MEM-CF-256U4GB | |
|---|---|---|---|
| Product Type | Computer Memory | Computer Memory | Computer Memory |
| Memory Type | DDR4 | DDR4 | DDR4 |
| Capacity | 256 GB | 1 GB | 256 GB |
| Compatible Platforms | Desktop | Desktop / Laptop / Server | Desktop / Server |
| Compatible Systems | Workstation | Tower Server | Workstation |
| Form Factor | UDIMM | UDIMM | UDIMM |
| Kit Configuration | Dual Channel | Single Channel | Quad Channel |
| Speed | 3200 MHz | 3200 MHz | 3200 MHz |
| Reliability Rating | Standard | Standard | Standard |
| CAS Latency (CL) | CL16 | CL16 | CL16 |
| Voltage | 1.35V | 1.35V | 1.35V |
| ECC Support | No | No | No |
| Registered/Buffered | Unbuffered | Unbuffered | Unbuffered |
| XMP Support | Intel XMP 2.0 | No | Intel XMP 2.0 |
| RGB Lighting | No | No | No |
| Heatsink / Heatspreader | Yes | Yes | Yes |
| AMD Platform Support | AMD Ryzen 5000 | AMD Ryzen 5000 | AMD Ryzen 5000 |
| Use Case | Gaming / Workstation | Gaming / Workstation / Server | Workstation |
| Product Name | MEM-CF-256U2GB | MEM-CF-1GB | MEM-CF-256U4GB |
Compliance & Warranty
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
J
Jonathan Price
5
Provided enough storage headroom for upgrades and backups.
T
Thomas Avery
5
Cisco certified flash ensured full compatibility.
E
Eric Hammond
4
Stable performance with no read write errors.
S
Scott Jennings
4
Good balance of capacity and cost.
M
Mark Ellison
5
Solid storage upgrade for ISR platforms.
Questions & Answers
What is the Cisco MEM-CF-256U2GB memory card?
The Cisco MEM-CF-256U2GB is a 256 MB Type I CompactFlash memory module engineered for Cisco routers, providing reliable onboard storage for IOS images, configurations, and logs.
What is the storage capacity of MEM-CF-256U2GB?
The MEM-CF-256U2GB offers 256 MB of flash memory, enabling secure storage of IOS files, network configurations, and diagnostic data.
Which Cisco devices are compatible with MEM-CF-256U2GB?
Compatible with Cisco ISR 1900, 2900, and 3900 Series routers, ASR platforms, and select Catalyst switches supporting CompactFlash Type I slots.
What are the key features of the Cisco MEM-CF-256U2GB?
Key features include: - 256 MB high-density flash - CompactFlash Type I form factor - Fast read/write for quick boot - Industrial temperature rating (–40°C to +85°C)
How do I install the MEM-CF-256U2GB in my router?
Power off the device, insert the card into the CF Type I slot until it clicks, then power on. The system auto-recognizes the memory on boot.
Is the MEM-CF-256U2GB hot-swappable?
No. To avoid data corruption, always power down or enter no-monitor mode before removing or inserting the memory card.
What are the read/write performance specifications?
The MEM-CF-256U2GB delivers up to 20 MB/s read and 10 MB/s write speeds, ensuring efficient IOS boot and file transfers.
What form factor does this memory card use?
This product uses the CompactFlash Type I form factor (3.3 V operation) for robust compatibility and easy installation.
What is the operating temperature range?
The MEM-CF-256U2GB operates reliably between –40 °C and +85 °C, suitable for standard and industrial environments.
What are the physical dimensions of the MEM-CF-256U2GB?
Dimensions: 43 mm × 36 mm × 3.3 mm (width × height × thickness); Weight: approximately 10 g.
What warranty is provided with Cisco MEM-CF-256U2GB?
Cisco offers a limited lifetime warranty covering manufacturing defects, ensuring long-term reliability and support.
How can I verify that the MEM-CF-256U2GB is recognized by my device?
Use the show flash: command in the Cisco CLI; the MEM-CF-256U2GB entry will display capacity, file list, and status.
Can I store Cisco IOS images on the MEM-CF-256U2GB?
Yes. The 256 MB capacity supports most IOS images, facilitating system boot and software upgrades directly from the card.
Does the MEM-CF-256U2GB support extended file systems like FAT32?
No. Cisco devices use a proprietary file system for CF modules; formatting must be performed via the format flash: CLI command.
Is the Cisco MEM-CF-256U2GB a Type I or Type II CompactFlash card?
The MEM-CF-256U2GB is a Type I CompactFlash card, compatible with standard CF slots on Cisco equipment.
Where can I purchase the Cisco MEM-CF-256U2GB memory card?
Purchase directly from Cisco or authorized partners via cisco.com or certified resellers for guaranteed authenticity and warranty.