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ASA5540-MEM-2GB
Original Stock
Ready to Ship
2GB MEMORY FOR CISCO ASA 5540
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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:
ASA5540-MEM-2GB
- Description:
- 2GB MEMORY FOR CISCO ASA 5540
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 0841280174254
- 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:
$657.57
- Price:
$144.6778% off
Quantity:
1
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ASA5540-MEM-2GB Overview
ASA5540-MEM-2GB is a high-quality DDR4 computer memory module designed in a UDIMM form factor and built for single-channel configurations. It features a speed of 2400 MHz with a CAS latency of CL16 and operates at a low voltage of 1.2V. The non‐ECC, unbuffered design makes it an ideal fit for desktop builds, while its integrated heatspreader ensures efficient thermal management without any RGB lighting distractions.
ASA5540-MEM-2GB is perfectly suited for general use in mainstream workstations and desktop systems, providing reliable performance without unnecessary extras. Its compact module size, meant for optimized system compatibility, ensures that it can seamlessly integrate into a variety of builds where dependable, no‐nonsense memory performance is essential.
ASA5540-MEM-2GB price is $144.67, a 78% saving from the Cisco list price of $657.57. ASA5540-MEM-2GB is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for ASA5540-MEM-2GB for additional pricing. Browse the full Asa 5500 series or explore all Cisco products.
ASA5540-MEM-2GB Specifications
- Product Type
- Computer Memory
- Brand
- Cisco
- Memory Type
- DDR4
- Capacity
- 2 GB
- Compatible Platforms
- Desktop
- Compatible Systems
- Workstation
- Form Factor
- UDIMM
- Kit Configuration
- Single Channel
- Speed
- 2400 MHz
- Reliability Rating
- Standard
- CAS Latency (CL)
- CL16
- Voltage
- 1.2V
- ECC Support
- No
- Registered/Buffered
- Unbuffered
- XMP Support
- No
- RGB Lighting
- No
- Heatsink / Heatspreader
- Yes
- Use Case
- General Use
- Product Name
- ASA5540-MEM-2GB
- Height
- 1.22 inches
- Width
- 5.24 inches
- Depth
- 0.20 inches
- Weight
- 0.08 lbs
ASA5540-MEM-2GB Use Case
Boost Concurrent SSL VPN Users in Enterprise Remote Access
A multinational corporation upgrades its Cisco ASA 5540 with ASA5540-MEM-2GB to support an additional 500 concurrent SSL VPN users during peak work-from-home periods. This memory expansion ensures low-latency authentication, sustained throughput, and seamless connectivity, reducing login failures by 40% and maximizing remote workforce productivity.
Accelerate Intrusion Prevention in High-Throughput Data Centers
A financial trading firm leverages ASA5540-MEM-2GB on its ASA 5540 to enable advanced IPS signatures and SSL inspection across 2 Gbps of traffic. The extra 2 GB of RAM sustains deep packet inspection at line rate, slashing false positives by 30% and strengthening protection against zero-day attacks without performance degradation.
Enable Scalable Multi-Context Security for Service Providers
A managed security provider deploys multiple virtual firewall contexts on a Cisco ASA 5540 upgraded with ASA5540-MEM-2GB to isolate 20+ customer networks. The added memory supports simultaneous context instantiation and real-time policy enforcement, boosting customer onboarding speed by 50% and ensuring SLA-driven uptime.
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Product Comparison Table 
| ASA5540-MEM-2GB |  ASA5500-CF-512MB |  ASA5520-MEM-2GB |  ASA5510-MEM-1GB |  ASA5500-CF-256MB | |
|---|---|---|---|---|---|
| Product Type | Computer Memory | Computer Memory | Computer Memory | Computer Memory | Computer Memory |
| Memory Type | DDR4 | DDR3 | DDR4 | DDR3 | DDR4 |
| Capacity | 2 GB | 512 MB | 2 GB | 1GB | 256 MB |
| Compatible Platforms | Desktop | Desktop / Laptop / Server | Desktop / Laptop / Server | Server | Desktop |
| Form Factor | UDIMM | SODIMM | UDIMM | UDIMM | UDIMM |
| Kit Configuration | Single Channel | Single Channel | Single Channel | Single Channel | Single Channel |
| Speed | 2400 MHz | 1600 MHz | 3200 MHz | 1600 MHz | 3200 MHz |
| Reliability Rating | Standard | Standard | Standard | Standard | Standard |
| CAS Latency (CL) | CL16 | CL11 | CL16 | CL15 | CL16 |
| Voltage | 1.2V | 1.5V | 1.35V | 1.5V | 1.2V |
| ECC Support | No | No | No | No | No |
| Registered/Buffered | Unbuffered | Unbuffered | Unbuffered | Unbuffered | Unbuffered |
| XMP Support | No | No | No | No | No |
| RGB Lighting | No | No | No | No | No |
| Heatsink / Heatspreader | Yes | No | Yes | Yes | No |
| Use Case | General Use | General Use | General Use | Server | General Use |
| Product Name | ASA5540-MEM-2GB | ASA5500-CF-512MB | ASA5520-MEM-2GB | ASA5510-MEM-1GB | ASA5500-CF-256MB |
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
Julian Prescott
5
Upgrading to 2GB memory noticeably improved firewall stability and session handling during peak VPN traffic.
N
Nadia Verhoeven
5
The memory installed cleanly and helped our ASA 5540 perform more consistently under load.
R
Russell Whitcombe
4
A straightforward RAM upgrade that delivered better responsiveness and smoother policy processing.
I
Imran Khalique
5
This memory upgrade extended the usable life of our ASA 5540 without compatibility issues.
S
Sophie Landry
5
Performance became more stable after installation, especially during sustained enterprise traffic.
Questions & Answers
What is the ASA5540-MEM-2GB module?
The ASA5540-MEM-2GB is Cisco’s official 2 GB DDR2 memory expansion module specifically designed for the ASA 5540 firewall.
Is the ASA5540-MEM-2GB compatible with my Cisco ASA 5540?
Yes. The ASA5540-MEM-2GB module is fully compatible with all Cisco ASA 5540 platforms running supported firmware versions.
How do I install the ASA5540-MEM-2GB on my ASA 5540?
Power off the ASA 5540, open the chassis, slot the 2 GB SODIMM into the memory socket until it clicks, then reassemble and power on.
What performance benefits does adding 2 GB of memory provide?
Upgrading to 2 GB of RAM increases concurrent session capacity, accelerates VPN throughput and improves overall firewall performance.
Do I need special tools to install the memory module?
No special tools are required beyond a Phillips-head screwdriver and an anti-static wrist strap for safe installation.
How do I verify the new memory in the ASA 5540?
Log into the ASA CLI and run the command "show version" or "show memory" to confirm the system recognizes the full 2 GB upgrade.
What warranty covers the ASA5540-MEM-2GB?
This Cisco memory module is backed by Cisco’s standard one-year limited hardware warranty.
Can I mix this 2 GB module with existing memory modules?
No. The ASA 5540 requires identical memory modules in paired slots; mixing sizes or types is not supported.
Will the memory upgrade improve VPN tunnel performance?
Yes. Additional RAM allows the ASA 5540 to handle more simultaneous VPN tunnels and larger encryption buffers.
Is a software update required after installing the new memory?
No. Simply reboot the ASA 5540 after installation; the existing firmware will detect and utilize the added RAM.
What are the technical specifications of the ASA5540-MEM-2GB?
It is a 2 GB DDR2-400 ECC SODIMM module designed to meet Cisco’s performance and reliability standards for the ASA 5540.
How long does the memory installation process take?
Typical installation, including shutdown and verification, takes under 10 minutes for a trained technician.
Where can I purchase the ASA5540-MEM-2GB?
You can buy it through any Cisco-authorized reseller or via the Cisco Commerce Workspace online storefront.
Is technical support available for installation issues?
Yes. Cisco TAC offers installation support for all customers with an active service contract on the ASA 5540.
What should I do if my ASA 5540 does not recognize the new memory?
Power off the unit, reseat the module, verify compatibility with your firmware, then reboot and recheck with "show memory".
What factors should I consider before upgrading ASA 5540 memory?
Review current memory usage, firmware version compatibility and ensure your service contract covers hardware upgrades.