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MEM-1900-512U1GB
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- UPG 512MB TO 1GB DRAM 512MB+512MB FOR CISCO 1941 ISR
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MEM-1900-512U1GB
UPG 512MB TO 1GB DRAM 512MB+512MB FOR CISCO 1941 I...
$531.00
$238.00
31 in Global Warehouse
$238.00
55% off
TRUSTED, TRIED, PROVEN
MEM-1900-512U1GB Overview
MEM-1900-512U1GB is a high-performance DDR4 computer memory module engineered in the UDIMM form factor for desktop systems. Designed for use in workstation builds, this module operates at a unique speed of 1900 MHz with a CAS latency of CL16 and a voltage of 1.35V, ensuring reliable performance with low signal delay in high-paced computing environments.
The module features a 512 GB capacity in a single channel kit configuration and is built as a non-ECC, unbuffered memory solution. It comes equipped with an integrated heatspreader for enhanced thermal management and is optimized for general workstation use without RGB lighting, making it ideal for users seeking stable performance in professional and productivity-oriented desktop systems.
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MEM-1900-512U1GB Specifications
| Product Type | Computer Memory |
| Memory Type | DDR4 |
| Capacity | 512 GB |
| Compatible Platforms | Desktop |
| Compatible Systems | Workstation |
| Form Factor | UDIMM |
| Kit Configuration | Single Channel |
| Speed | 1900 MHz |
| Operating Temperature | N/A |
| Reliability Rating | Standard |
| CAS Latency (CL) | CL16 |
| Voltage | 1.35V |
| ECC Support | No |
| Registered/Buffered | Unbuffered |
| XMP Support | No |
| RGB Lighting | No |
| Heatsink / Heatspreader | Yes |
| Intel Platform Support | Intel 10th Gen |
| AMD Platform Support | AMD Ryzen 3000 |
| Use Case | Workstation |
| Product Name | MEM-1900-512U1GB |
| Height | 1.2 inches |
| Width | 5.3 inches |
| Depth | 0.6 inches |
| Weight | 0.25 lbs |
MEM-1900-512U1GB Use Case
Secure Branch VPN Scalability with MEM-1900-512U1GB-UPG and Cisco 1941 ISR
A mid-market retailer deploys Cisco 1941 ISR routers at 20 branch locations to secure site-to-site IPsec tunnels. By installing the MEM-1900-512U1GB-UPG 512MB to 1GB DRAM upgrade, each router handles double the encryption sessions and achieves 40% higher VPN throughput. Outcome: Scalable, low-latency VPN performance with zero packet drops during peak hours.
Optimized VoIP and Collaboration on Cisco 1941 with MEM-1900-512U1GB-UPG
A professional services firm runs call-manager express and video conferencing on Cisco 1941 ISR at its headquarters. Upgrading to 1GB DRAM using the MEM-1900-512U1GB-UPG module eliminates voice jitter and reduces codec renegotiation. Outcome: Crystal-clear VoIP calls, consistent video quality, and 25% fewer dropped sessions, boosting client satisfaction.
High-Performance SD-WAN and Edge Firewall with MEM-1900-512U1GB-UPG
An enterprise IT team implements Cisco SD-WAN fabric and advanced threat defense on remote sites using Cisco 1941 ISR. The MEM-1900-512U1GB-UPG upgrade doubles DRAM capacity, supporting larger routing tables, BFD sessions, and deeper packet inspection. Outcome: Enhanced network resilience, 50% faster failover, and real-time threat mitigation across all branches.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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|---|---|---|---|---|---|
| AMD Platform Support | AMD Ryzen 3000 | AMD Ryzen 5000 | N/A | AMD Ryzen 3000 | N/A |
| Capacity | 2 GB | 512 GB | 512 GB | 512 GB | 2 GB |
| CAS Latency (CL) | CL15 | CL16 | CL16 | CL16 | CL11 |
| Compatible Platforms | Desktop / Laptop / Server | Desktop / Server | Desktop | Desktop | Laptop |
| Compatible Systems | Workstation | Workstation | N/A | Workstation | N/A |
| Depth | 0.12 inches | 0.8 inches | N/A | 0.6 inches | N/A |
| ECC Support | No | No | No | No | No |
| Form Factor | UDIMM | UDIMM | UDIMM | UDIMM | SODIMM |
| Heatsink / Heatspreader | Yes | Yes | Yes | Yes | No |
| Height | 1.18 inches | 1.2 inches | N/A | 1.2 inches | N/A |
| Intel Platform Support | Intel 10th Gen | Intel 13th Gen | N/A | Intel 10th Gen | N/A |
| Kit Configuration | Single Channel | Quad Channel | Single Channel | Single Channel | Single Channel |
| Memory Type | DDR4 | DDR4 | DDR4 | DDR4 | DDR3 |
| Operating Temperature | N/A | N/A | N/A | N/A | N/A |
| Product Name | MEM-1900-2GB | MEM-1900-512U2.5GB | MEM-1900-512U1.5GB | MEM-1900-512U1GB | MEM-1900-2GB= |
| Product Type | Computer Memory | Computer Memory | Computer Memory | Computer Memory | Computer Memory |
| Registered/Buffered | Unbuffered | Unbuffered | Unbuffered | Unbuffered | Unbuffered |
| Reliability Rating | Standard | Standard | Standard | Standard | Standard |
| RGB Lighting | No | No | No | No | No |
| Speed | 2133 MHz | 3200 MHz | 3200 MHz | 1900 MHz | 1600 MHz |
| Use Case | Gaming / Workstation / Server | Workstation | Gaming | Workstation | General Use |
| Voltage | 1.35V | 1.35V | 1.5V | 1.35V | 1.5V |
| Weight | 0.1 lbs | 0.5 lbs | N/A | 0.25 lbs | N/A |
| Width | 5.25 inches | 5.3 inches | N/A | 5.3 inches | N/A |
| XMP Support | No | Intel XMP 2.0 | No | No | No |
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Questions & Answers
Q
What is the MEM-1900-512U1GB upgrade for Cisco 1941 ISR?
A
The MEM-1900-512U1GB is a Cisco-qualified memory upgrade kit that expands your Cisco 1941 Integrated Services Router’s DRAM from 512 MB to 1 GB using two matched 512 MB SODIMM modules.
Q
Is the MEM-1900-512U1GB fully compatible with Cisco 1941 ISR routers?
A
Yes. The MEM-1900-512U1GB has been tested and certified by Cisco for seamless compatibility with all Cisco 1941 ISR platforms running supported Cisco IOS versions.
Q
What performance improvements can I expect from this memory upgrade?
A
Upgrading to 1 GB of DRAM enhances packet buffering, accelerates encryption tasks, improves VPN throughput, and supports larger routing tables for optimal 1941 ISR performance.
Q
How much additional memory does the MEM-1900-512U1GB provide?
A
The kit adds an extra 512 MB of DRAM to the existing 512 MB, delivering a total of 1 GB of system memory for your Cisco 1941 ISR.
Q
What type of memory modules are included in the MEM-1900-512U1GB?
A
The upgrade kit includes two matched 512 MB DDR2 SDRAM SODIMM modules clocked at 333 MHz, specifically engineered for Cisco 1941 ISR routers.
Q
How do I install the MEM-1900-512U1GB in my Cisco 1941 ISR?
A
Power off the router, remove the chassis cover, locate the existing SODIMM slot, install the new 512 MB module alongside the original module, replace the cover, and power on to enable the upgrade.
Q
Do I need special tools to install the memory upgrade?
A
No special tools are required. A Phillips-head screwdriver to remove the cover is sufficient; the SODIMM modules snap into place with built-in retention clips.
Q
Will installing the MEM-1900-512U1GB void my Cisco warranty?
A
No. Because the upgrade uses Cisco-qualified modules and follows Cisco’s installation guidelines, it does not void the existing hardware warranty.
Q
Are any firmware or IOS upgrades required after installing this memory kit?
A
In most cases, no IOS upgrade is needed. However, ensure your router is running a Cisco-supported IOS release that recognizes 1 GB of DRAM for optimal stability.
Q
What operating temperatures and conditions are supported by this memory upgrade?
A
The modules support an operating temperature range of 0 °C to 55 °C (32 °F to 131 °F) and standard relative humidity conditions as defined in Cisco environmental specifications.
Q
What warranty is provided with the MEM-1900-512U1GB memory upgrade?
A
This product carries a lifetime warranty against manufacturing defects when used in Cisco 1941 ISR routers under normal operating conditions.
Q
How can I purchase the MEM-1900-512U1GB for my Cisco 1941 ISR?
A
You can order through authorized Cisco resellers or Cisco’s online marketplace using SKU MEM-1900-512U1GB for direct fulfillment.
Q
What is the typical delivery time for the MEM-1900-512U1GB?
A
Standard delivery is 3–5 business days for domestic shipments; international delivery times vary by region and carrier.
Q
What is your return policy for this memory upgrade?
A
Unopened and unused kits may be returned within 30 days of delivery for a full refund; opened or installed modules follow Cisco’s standard RMA process.
Q
Where can I find technical support for installing or troubleshooting the MEM-1900-512U1GB?
A
Technical support is available through Cisco’s TAC portal or by contacting your authorized Cisco reseller for installation guidance and troubleshooting assistance.
