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MEM-12KRP-FD256M
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Cisco 12000 Series 256MB PCMCIA ATA Flash Disk
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-12KRP-FD256M
- Description:
- Cisco 12000 Series 256MB PCMCIA ATA Flash Disk
- Rating:
Added to cart 28 times recently
- Availability:
Ready to Ship
- Brand:
- Cisco
- GTIN:
- 0654391962852
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
- Warranty:
- 90
- List Price:
$700.00
- Price:
$555.3220.7% off
Quantity:
1
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MEM-12KRP-FD256M Overview
MEM-12KRP-FD256M is a high-performance DDR4 memory module engineered in an RDIMM form factor, operating at 2933 MHz with a CAS latency of CL19 and a voltage of 1.2V. This module is designed with a capacity of 256 GB in a Single Channel kit configuration, featuring advanced ECC support and registered buffering for optimal reliability in demanding server and workstation environments.
The module is fully compatible with Desktop, Laptop, and Server platforms—specifically targeting rack and tower server as well as workstation systems. It comes equipped with a heatspreader for enhanced thermal management and does not offer RGB lighting, making it ideal for server, workstation, and general high-reliability applications.
MEM-12KRP-FD256M price for new stock is $388.50, a 44.5% saving from the Cisco list price of $700.00. MEM-12KRP-FD256M refurb price is $555.32. MEM-12KRP-FD256M is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for MEM-12KRP-FD256M for additional pricing. Browse the full 12000 Router Memory & Flash series or explore all Cisco products.
MEM-12KRP-FD256M Specifications
- Product Type
- Computer Memory
- Brand
- Cisco
- Memory Type
- DDR4
- Capacity
- 256 GB
- Compatible Platforms
- Desktop / Laptop / Server
- Compatible Systems
- Rack Server / Tower Server / Blade Server / Workstation / N/A
- Form Factor
- RDIMM
- Kit Configuration
- Single Channel
- Speed
- 2933 MHz
- Reliability Rating
- High Reliability
- CAS Latency (CL)
- CL19
- Voltage
- 1.2V
- ECC Support
- Yes
- Registered/Buffered
- Registered
- XMP Support
- No
- RGB Lighting
- No
- Heatsink / Heatspreader
- Yes
- Intel Platform Support
- Intel Xeon Scalable
- AMD Platform Support
- AMD EPYC
- Use Case
- Server
- Product Name
- MEM-12KRP-FD256M
- Height
- 1.18 inches
- Width
- 5.3 inches
- Depth
- 0.14 inches
- Weight
- 0.5 lbs
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Product Comparison Table 
| MEM-12KRP-FD256M |  MEM-4460-32G |  MEM-1900-512U2.5GB | |
|---|---|---|---|
| AMD Platform Support | AMD EPYC | AMD Ryzen 5000 | AMD Ryzen 5000 |
| CAS Latency (CL) | CL19 | CL16 | CL16 |
| Capacity | 256 GB | 32 GB | 512 GB |
| Compatible Platforms | Desktop / Laptop / Server | Desktop / Laptop / Server | Desktop / Server |
| Compatible Systems | Rack Server / Tower Server / Blade Server / Workstation / N/A | Rack Server / Tower Server / Blade Server / Workstation / N/A | Workstation |
| Depth | 0.14 inches | 0.5 inches | 0.8 inches |
| ECC Support | Yes | No | No |
| Form Factor | RDIMM | UDIMM | UDIMM |
| Heatsink / Heatspreader | Yes | Yes | Yes |
| Height | 1.18 inches | 1.5 inches | 1.2 inches |
| Intel Platform Support | Intel Xeon Scalable | Intel 12th Gen | Intel 13th Gen |
| Kit Configuration | Single Channel | Single Channel | Quad Channel |
| Memory Type | DDR4 | DDR4 | DDR4 |
| Product Name | MEM-12KRP-FD256M | MEM-4460-32G DDR4 3200MHz UDIMM Memory Module | MEM-1900-512U2.5GB |
| Product Type | Computer Memory | Computer Memory | Computer Memory |
| RGB Lighting | No | No | No |
| Registered/Buffered | Registered | Unbuffered | Unbuffered |
| Reliability Rating | High Reliability | Standard | Standard |
| Speed | 2933 MHz | 3200 MHz | 3200 MHz |
| Use Case | Server | Gaming | Workstation |
| Voltage | 1.2V | 1.35V | 1.35V |
| Weight | 0.5 lbs | 0.3 lbs | 0.5 lbs |
| Width | 5.3 inches | 5.25 inches | 5.3 inches |
| XMP Support | No | Intel XMP 2.0 | Intel XMP 2.0 |
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
S
Silas Vane
Reviewed on the 11 December 2021
4
Reliable ATA flash disk. 256MB is perfect for storing multiple IOS images and configuration backups. Solid performance.
A
Amara Petrova
Reviewed on the 7 July 2021
5
Perfect fit for the 12K RRP. The read/write speeds are consistent and it has been 100% reliable for our boot cycles.
Q
Quetsiyah Anchor
Reviewed on the 30 July 2025
4
High-quality flash storage. It's essential for maintaining local backups of our core router configs. No issues at all.
L
Lorenzo Smith
Reviewed on the 13 July 2022
5
Robust PCMCIA card. It provides the dependable storage needed for our mission-critical 12000 series routers. Great value.
J
Josie Saltzman
Reviewed on the 30 April 2026
4
Steady and reliable flash memory. 256MB is exactly what we needed for our standard core router deployments. Very satisfied.
Questions & Answers
What is the Cisco 12000 Series 256MB PCMCIA ATA Flash Disk (MEM-12KRP-FD256M)?
The Cisco 12000 Series 256MB PCMCIA ATA Flash Disk (SKU MEM-12KRP-FD256M) is a removable PCMCIA Type II storage module that provides 256 MB of flash memory for boot images, configurations, and file storage on compatible Cisco routers.
What are the key specifications of the MEM-12KRP-FD256M flash disk?
The MEM-12KRP-FD256M offers 256 MB capacity in a PCMCIA Type II form factor, supports the ATA interface, operates from 0 °C to 70 °C, and delivers reliable read/write performance optimized for Cisco IOS images.
Is the 256MB PCMCIA ATA Flash Disk compatible with Cisco 12000 Series routers?
Yes, the MEM-12KRP-FD256M is fully compatible with Cisco 12000 Series and CRS-1 routers that feature PCMCIA card slots for flash storage expansion.
How do I install the MEM-12KRP-FD256M in my Cisco router?
Power down the router, insert the PCMCIA ATA Flash Disk into the designated slot until it clicks, power on the router, and verify recognition with the "show flash" command in Cisco IOS.
What file system does the Cisco PCMCIA ATA Flash Disk use?
The MEM-12KRP-FD256M uses Cisco’s native flash file system (FlashFS), which supports efficient storage and retrieval of IOS images, configurations, and system files.
Can I upgrade the flash disk capacity on Cisco 12000 Series routers?
Yes, you can upgrade by replacing the 256 MB module with higher-capacity PCMCIA ATA flash modules, as long as they are listed in the Cisco compatibility matrix.
Is the MEM-12KRP-FD256M hot-swappable?
No, the PCMCIA ATA Flash Disk must be inserted or removed only when the router is powered off to prevent data corruption.
What is the expected lifespan of the Cisco 12000 Series flash disk?
Under normal operating conditions, the MEM-12KRP-FD256M delivers a mean time between failures (MTBF) exceeding 50,000 hours, ensuring long-term reliability.
How do I format the 256MB PCMCIA ATA Flash Disk?
In Cisco IOS, issue the command "format flash: [slot-number]" and confirm the prompt; the device will initialize the FlashFS file system automatically.
What operating temperature range does the MEM-12KRP-FD256M support?
The flash disk supports a commercial operating range of 0 °C to 70 °C and a storage range of –40 °C to 85 °C for short-term shipment or storage.
Does the Cisco flash disk come with a warranty?
Yes, the MEM-12KRP-FD256M is covered by Cisco’s Limited Lifetime Hardware Warranty; refer to Cisco’s official warranty documentation for terms and conditions.
How secure is the data stored on this PCMCIA ATA Flash Disk?
Data security is enforced through Cisco IOS file encryption and hardware wear-leveling; for additional protection, enable flash encryption and secure boot features in IOS.
Can I store Cisco IOS images and configuration files on the MEM-12KRP-FD256M?
Absolutely, the 256 MB flash disk is designed to store multiple Cisco IOS images, startup configurations, and other system files needed for router boot and operation.
What are the read/write speeds of the Cisco 12000 Series ATA Flash Disk?
The MEM-12KRP-FD256M delivers up to 2 MB/s sustained read speed and 1.5 MB/s sustained write speed, ensuring fast boot times and file transfers.
How do I troubleshoot if my router does not recognize the flash disk?
Verify the PCMCIA slot is enabled in Cisco IOS, reseat the module with the router powered off, power cycle, and check "show flash"; update IOS if compatibility issues persist.
Where can I purchase the Cisco 12000 Series 256MB flash disk (MEM-12KRP-FD256M)?
You can order the MEM-12KRP-FD256M through Cisco’s official online store, authorized Cisco resellers, or Cisco Certified Partners worldwide.
Does the MEM-12KRP-FD256M support router boot operations?
Yes, the PCMCIA ATA Flash Disk is fully bootable and can load Cisco IOS images directly during router startup when configured as the primary boot device.