Samsung M393AAK40B42-CWD7Q 128GB Memory PC4-21300
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M393AAK40B42-CWD7Q Samsung 128GB 1X128GB DDR4-2666MHz New

Availability: In Stock
Part Number#: M393AAK40B42-CWD7Q
List Price was: $1302.33
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Short Description:
M393AAK40B42-CWD7Q Samsung 128GB 1X128GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin DIMM 1.2V Octal Rank Memory Module. Brand New 3 Years Warranty
Brand Warranty:
3 Years from the Manufacturer
Product Condition:
New Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

Overview of the M393AAK40B42-CWD7Q Samsung 128GB DDR4 Memory Module

The M393AAK40B42-CWD7Q Samsung 128GB DDR4 memory module is a high-performance memory solution designed for enterprise and data center applications. This DDR4 SDRAM memory module has a capacity of 128GB and operates at a frequency of 2666 MHz, using a PC4-21300 standard. It also features a CL22 latency timing and ECC (Error Correction Code) for enhanced data integrity and reliability.

The M393AAK40B42-CWD7Q is designed to meet the demands of high-performance computing systems, delivering fast data transfer speeds and large memory capacity. With its advanced technology, compatibility with multiple systems, and high-quality construction, the M393AAK40B42-CWD7Q is an ideal choice for organizations looking to upgrade their memory and improve system performance.

Technical Specifications of the M393AAK40B42-CWD7Q

The technical specifications of the M393AAK40B42-CWD7Q Samsung 128GB DDR4 memory module are as follows:

  • Capacity: 128GB
  • Memory Type: DDR4 SDRAM
  • Speed: 2666 MHz (PC4-21300)
  • Latency Timing: CL22
  • Error Correction: ECC (Error Correction Code)
  • Voltage: 1.2V
  • Pin Count: 288-pin
  • Form Factor: DIMM (Dual In-line Memory Module)
  • Operating Temperature: 0°C to 85°C
  • Storage Temperature: -55°C to 100°C
  • Dimensions: 133.35mm x 30.35mm x 7mm
  • Compatible Systems: Servers, Workstations, and High-Performance Computing Systems
  • Warranty: Limited Lifetime Warranty

Memory Capacity and Configuration Options for the M393AAK40B42-CWD7Q

The M393AAK40B42-CWD7Q Samsung 128GB DDR4 memory module has a capacity of 128GB, making it ideal for applications that require large amounts of memory. This memory module is organized as a single rank memory, with 32GB memory chips on each side of the module. This configuration provides fast data access and high-capacity storage, ensuring smooth operation of demanding applications.

For optimal performance, it is recommended to use the M393AAK40B42-CWD7Q memory module in systems that support DDR4 memory technology and have a compatible memory slot. It is important to check the system's specifications for maximum memory support and the number of memory slots available before installing the module. In some systems, multiple memory modules can be installed to increase the total memory capacity, subject to the system's specifications and memory support.

Additionally, it is important to note that memory modules should be installed in pairs for dual-channel memory configurations, which can improve memory performance by providing faster data transfer speeds. It is recommended to check the system's manual for detailed information on memory configuration options and compatibility.

General Information

  • Manufacturer: Samsung
  • Manufacturer Part Number: M393AAK40B42-CWD7Q
  • Type: Memory (RAM)
  • Sub-Type: PC4-21300
  • Product Name: 128GB DDR4 SDRAM Memory Module
  • Product Type: Ram Module

Technical Information

  • Storage Capacity: 128GB
  • Memory Technology: DDR4 SDRAM
  • Number Of Modules: 1 X 128GB
  • Memory Speed: 2400 Mhz
  • Memory Standard: DDR4- 2666MHz/ PC4-21300
  • Error Checking: Ecc
  • Signal Processign: Registered
  • Cas Latency : Cl19
  • Voltage: 1.2v
Brand Warranty:
3 Years from the Manufacturer
Product Condition:
New Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days


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30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

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(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
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