Express shipping to
検索
人気のある検索
問い合わせ
カート
ログイン

クーポン
今すぐ引用して、
最大 8% 節約できます。

問い合わせ
コンタクト

フィードバック
Your Feedback
How would you Rate us?
Ease of use:
Buying feedback:
Product details:
main product photo

MEM-CF-256U4GB

  • ブランド: Cisco
  • モデル: MEM-CF-256U4GB
List Price: $1,656.00
57% OFF
$720.00
Price Alert ×
MEM-CF-256U4GB
MEM-CF-256U4GB US$720.00
If you see a better price elsewhere, please let us know and we will work hard to find the product at the better price. We will notify you if the price drops.
正しいメールアドレスを入力してください。
Please enter your name.
Condition
  • New · Covered SN
速達配送先 アメリカ合衆国 Get Shipping Estimate
Estimated shipping time: 2–6 business days via DHL, FedEx, UPS and more
expert
Certified Expertise Builds Trust
CCIE · JNCIE · NSE7 · ACDX · HPE Master ASE · Dell Server/AI Expert
Talk to an Expert

以下の製品にも興味があるかもしれません

MEM-CF-4GB

MEM-CF-4GB

US$1,056.00
MEM-CF-2GB

MEM-CF-2GB

US$793.00
MEM-CF-1GB

MEM-CF-1GB

US$527.00
MEM-CF-256MB

MEM-CF-256MB

US$220.00
MEM-CF-256U2GB

MEM-CF-256U2GB

US$480.00
MEM-CF-256U512MB

MEM-CF-256U512MB

US$120.00
MEM-CF-1GB=

MEM-CF-1GB=

US$340.00
MEM-CF-512MB=

MEM-CF-512MB=

US$255.00
  • Faster Delivery, Globally Ready

    Faster Delivery, Globally Ready

    20+ years of supply chain expertise for faster multi-stop delivery with smooth customs.

    48H Worldwide Shipping
    10+ Global Warehouses
  • Keep Projects On Time

    Keep Projects On Time

    Reliable availability and real-time shipment visibility to keep every critical IT project on schedule.

    注文を追跡する
  • Leading Global Distributor Since 2002

    Leading Global Distributor
    Since 2002

    A global ICT bridge delivering authentic hardware and trusted service for over 20 years.

      21500+ Enterprise Clients Served200+ Countries & Regions Covered
  • Worry-Free Coverage with RSCare

    Worry-Free Coverage with RSCare

    3-Year warranty for enterprise hardware, including advanced RMA, diagnostics, spare parts support, and OEM service compatibility.

    Cisco SmartNet
    HPE Foundation Care
    Dell ProSupport
    Juniper Care
    Fortinet Support
  • Your Trusted Genuine Source

    Your Trusted Genuine Source

    Authorized partnerships with 30+ brands, including Cisco, HPE, Dell, Juniper, and Fortinet.

    100% Authentic Products
    100,000+ Multi-Brand SKUs Available
MEM-CF-256U4GB

MEM-CF-256U4GB

100% Genuine Ready to Ship
$1,656.00
57% OFF
$720.00
オーバービュー
仕様
レビュー
保証
ダウンロード
オーバービュー

Cisco MEM-CF-256U4GB オーバービュー

The Cisco MEM-CF-256U4GB is a compact flash memory upgrade card designed for enterprise-class Cisco 1900, 2900, and 3900 Series routers. This plug-in module expands flash memory from 256MB to 4GB, providing additional space for Cisco IOS images, logs, and configurations. With reliable flash memory technology, it enhances router performance and stability for distributed branch networks across Asia, Europe, Africa, and North America, making it ideal for distributors, SMB integrators, and end users seeking scalable storage.

Product Highlights

4GB
Flash Capacity
256MB
Legacy Start
CF
Flash Type

Product Applications Scenarios

Enterprise Network
Expands router flash to store larger IOS images and configs, improving reliability for branch WAN, often cutting upgrade trips by up to 30%.
Service Providers
Enables scalable image and log storage on CPE routers, helping providers standardize builds and reduce onsite maintenance by around 20%.
Edge & IoT
Provides durable flash for IOS, scripts, and local logs on edge routers, improving resilience in remote IoT sites and reducing outages significantly.

Product Features Comparison

  Cisco Cisco Cisco Cisco
Model MEM-CF-256U4GB MEM-CF-256MB= MEM-CF-512MB= MEM-CF-4GB
Brand Cisco Cisco Cisco Cisco
Capacity 4GB 256 MB 512MB 4 GB
Memory Type Flash Memory n/a n/a Flash
Frequency n/a n/a n/a n/a
Voltage Not Specified n/a Operating Voltage: 3.3V or 5V 3.3 V or 5 V
Device Compatibility Cisco 1900, 2900, 3900 Series Routers Cisco 1900, 2900, 3900 ISR Cisco 1900, 2900, 3900 ISR Cisco network devices

Optional Add-ons

Model Number Description
MEM-CF-256MB= Cisco 256MB CompactFlash card for ISR 1900/2900/3900 system boot storage.
MEM-CF-512MB= Cisco 512MB CompactFlash module for 1900/2900/3900 ISR routers, higher CF capacity.
MEM-1900-1GB= Cisco 1GB DRAM DIMM spare for 1900 Series ISR router main memory expansion.

品質認証

  • ISO 14001
  • ISO 9001
  • RoHS
  • REACH
  • CE
  • FCC
仕様

Cisco MEM-CF-256U4GB 仕様

Model
MEM-CF-256U4GB
Brand
Cisco
Compatible with Models
Cisco 1900, 2900, 3900 Series Routers
Upgrade From
256MB Compact Flash
Upgrade To
4GB Compact Flash
Flash Type
Compact Flash (CF)
Capacity
4GB
Minimum Operating System
Depends on Cisco Router Model and Configuration
Form Factor
Plug-in module
Dimensions
Not Specified
Voltage
Not Specified
Technology
Flash Memory
Use Case
Memory expansion for increased network performance
Features
High durability and reliability for networking environments
Package Content
1 x MEM-CF-256U4GB Compact Flash Upgrade
Product Condition
Brand New
Compliance Standards
Not Specified
Advantages
Easy installation, Enhanced storage capacity, Superior performance
Weight
0.5 kg

Get more information

Discover unbeatable prices and fast shipping for the MEM-CF-256U4GB, Cisco Compact Flash Memory, 256MB-4GB capacity/For 1900 2900 3900/Upgrade card . Access the detailed MEM-CF-256U4GB, Cisco Compact Flash Memory, 256MB-4GB capacity/For 1900 2900 3900/Upgrade card datasheet and ensure you're getting the best deal with our reliable delivery service. Need assistance? Our free live chat support is here to help. For more information about the product and pricing, contact us via live chat or email us at [email protected].

品質認証

Need Help? Technical Experts Available Now.

  • +1-626-655-0998 (USA)
    UTC 15:00-00:00
  • +852-2592-5389 (HK)
    UTC 00:00-09:00
  • +852-2592-5411 (HK)
    UTC 06:00-15:00
Get a Quote
Live Chat
Need Help? Technical Experts Available Now.
保証

  • Your Trusted Global ICT Partner

    Delivering reliable, cross-border fulfillment with 20+ years of expertise, backed by rigorous QC, fast logistics, and worldwide warehousing.
    Global warehousing
    Global warehousing
    10+ hubs positioned for fast international dispatch and stable availability.
    Seamless cross-border
    Seamless cross-border
    QC-verified packing and predictable delivery via FedEx, DHL, UPS.
    Your Trusted Global ICT Partner
  • ICT Tools Hub for Confident Monitoring

    ICT Tools Hub for Confident Monitoring

    Stay informed on product lifecycle status and real-time inventory availability—supporting confident planning, sourcing, and operational execution.
    EOL/EOSL Checker
    EOL/EOSL Checker
    Verify product lifecycle status to plan purchases and avoid EOL/EOSL risks.
    Request VIP Inventory Portal Access
    Request VIP Inventory Portal Access
    Connect via live chat for VIP access to real-time inventory on priority SKUs.

  • Certified Experts Across Leading Vendors

    Professional guidance for network, security & data center builds, delivered by certified experts with extensive, hands-on deployment experience.
    Multi-vendor engineering
    Multi-vendor engineering
    Certified expertise across Cisco, HPE, Aruba, Dell, Juniper, Huawei and Fortinet.
    Deployment-ready guidance
    Deployment-ready guidance
    Faster, safer rollouts with project-focused engineering guidance.
    Certified Experts Across Leading Vendors

The Choice of 21,500 +Global Customers

  • Ford
  • Disney
  • Nestle
  • Toyota
  • Walmart
  • Philips
  • Ups
  • Huatt
  • Hsbc
  • Novartis
  • Siemens Healthineers
  • Bt
  • Reference Johnson
  • T
  • Att
  • Lgu
  • Sk Telecom
  • Veerizon
Industry-Leading Warranty Coverage You Can Trust
  • 100% Low Price Guarantee
    100% Low Price Guarantee
    Router-switch.com offers genuine, high-quality ICT products at competitive wholesale prices—ensuring exceptional value without compromising quality.
  • 100% Quality Assurance
    100% Quality Assurance
    All items are brand new, original, and factory-sealed.
    Upon request, each unit can be fully tested and verified by a Cisco CCIE-certified engineer to ensure perfect working condition before shipment.
  • 100% Money-Back Guarantee
    100% Money-Back Guarantee
    If you are not satisfied with your purchase, you may request an exchange or full refund. Our customer service team will guide you through the return process quickly and smoothly.
    Visit 返品ポリシー page for more information.
  • Free Cisco CCIE 技術サポート
    Our Cisco CCIE-certified experts provide free professional support via phone, email, online chat, or remote login—helping you deploy and troubleshoot with confidence.
  • Flexible & Secure Payment and Shipping
    Flexible & Secure Payment and Shipping
    We support multiple secure payment and logistics options, backed by industry-leading verification:
    • 電信送金で支払う.
    • PayPal で支払う.
    • Visa クレジット カードで支払う.
    • Mastercard クレジット カードでお支払いください.
    • Discover カードでお支払いください.
    • Pay by American Express.
    もっと見る
    Trusted & Secure Payments ×
    100% Trusted, Secure Purchase at Router-switch.com
    • 120+ Local Currencies120+ Local Currencies
    • Multiple Payment OptionsMultiple Payment Options
    • 100% Secure Payments100% Secure Payments

    Choose the payment method that works for you—local options, multiple currencies, or bank transfers. Every payment is protected by SSL encryption, PCI DSS-level security, McAfee Secure, and VeriSign Secured for complete peace of mind.

    • tt
    • paypal
    • visa
    • mastercard
    • echeck
    • webmoney
    • discover
    • american-express
    • jcb
    • bank-transfer
    • western-union
    • qiwi
    • apple Pay
    • google pay
    Guaranteed Safe Checkout
    • ssl-encryption
    • pci-dss
    • mcafee-secure
    • verisign-secured
    View Payment Options
    • mcafee-secure
    • verisign-secured
    • pci-dss
    • ssl-encryption
    Visit How to Pay page for more information
Warranty Coverage & RMA Instructions
  • Extended, Worry-Free Warranty Coverage
    Extended, Worry-Free Warranty Coverage
    • Factory New Sealed Enterprise Hardware: 3 Years
    • Factory New Sealed Consumer Devices: 1 Year
    Visit 保証政策 page for more information
  • How to Get Support
    How to Get Support
    If you encounter issues with products, please reach out to your dedicated sales representative. They will assist with diagnostics, remote troubleshooting, and RMA processing if necessary.
    Visit お問い合わせ page for more support options.

Best-Fit Solutions for Your Network

Deploy DeepSeek-V3/R1: Powerful AI, Low Cost

Deploy DeepSeek-V3/R1: Powerful AI, Low Cost

Expert-configured AI solution: Same power, 90% savings—multi-scenario flexibility with Dell/Huawei/Lenovo options.

AI
Beyond Bandwidth: The 100G+ Data Center Architecture

Beyond Bandwidth: The 100G+ Data Center Architecture

The must-have 100G foundation - AI-ready growth, zero-latency performance

Data Center
400G/800G Ethernet Switch: Maxmize Margins via AI-Ready Solutions

400G/800G Ethernet Switch: Maxmize Margins via AI-Ready Solutions

High-Profit data center switches from Cisco, Huawei, Mellanox & Juniper.

Ethernet Switch
ダウンロード
モデル データシート
ログイン
登録