Cisco 256MB Compact Flash for 1900 2900 3900 ISR

The Cisco MEM-CF-256MB= is a 256MB Compact Flash card built for Cisco 1900, 2900, and 3900 Integrated Services Routers. It gives your router a dependable place to keep configuration files, system logs, and software images, so routine upgrades and day-to-day operations run without surprises.

Installation is straightforward. Slide the card into the router’s Compact Flash slot, copy over your chosen IOS image, and you are ready to reboot or restore whenever needed. Because the card is officially qualified by Cisco, it fits seamlessly into existing management workflows such as TFTP transfers, image verification, and automated startup configurations.

Network administrators who support branch offices, training labs, or small to medium business networks will appreciate the extra breathing room this card provides. With dedicated flash storage, you can stage new firmware while keeping a fallback image on the same router, shorten maintenance windows, and avoid the scramble for external servers when a fast recovery is required.

Whether you are rolling out a new set of routers, expanding lab capacity, or simply replacing aging media, this Cisco Compact Flash offers the familiar reliability you expect from genuine Cisco components.

Highlights:

• 256MB capacity sized for configuration files, software images, and logs
• Qualified for Cisco 1900, 2900, and 3900 Integrated Services Routers
• Compact card that inserts directly into the router’s built-in flash slot
• Helps maintain multiple IOS images for quick upgrades or safe rollbacks
• Installs in minutes with no additional tools or adapters required