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4GB RAM Replacement for Crucial CT2K4G4SFS824A, CT4G4SFS824A | DDR4 2400MHz PC4-19200 SODIMM 1Rx8 Laptop Memory
- 4GB ( 1x 4GB Module ) | DDR4 2400 MHz ( PC4-19200 ) | DDR4 SODIMM ( 260-Pin ) | Non-ECC SODIMM ( Unbuffered SO-DIMM ) | 1.2V - DDR4 Standard Voltage
- Compatible Equivalent for Crucial CT4G4SFS824A, CT2K4G4SFS824A
- High performance Memory RAM upgrade designed for Laptop/Notebook/All-in-One Computer Systems
- All modules undergo quality assurance testing to ensure dependable and reliable performance | Please verify the supported memory (RAM) specifications of your system prior to purchase to ensure compatibility
- A-Tech provides a Lifetime Warranty for all orders & offers complimentary United States based Tech Support before, during, & after your purchase
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Overview
Specs
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An A-Tech Memory (RAM) upgrade is an easy, quick way to boost your system's performance by speeding up loading times, improving system responsiveness, and increasing your system's ability to handle higher workloads. Take on more and multitask with ease with a simple and affordable A-Tech Memory upgrade!
Compatible Memory Module Replacement for Crucial:
CT4G4SFS824A
CT2K4G4SFS824A
Memory Specs
Memory Size: 4 GB ( 1 x 4 GB Module )
Memory Type: DDR4
Form Factor: SO-DIMM ( 260 Pin )
Speed: DDR4 2400 MHz ( PC4-19200 )
ECC Type: Non-ECC SO-DIMM ( Unbuffered SO-DIMM )
Voltage: 1.2V
Ensured Reliability
All A-Tech Memory products are rigorously tested to ensure that your memory meets our stringent quality and performance standards.
Lifetime Warranty
Purchase with confidence knowing that all A-Tech orders are backed with our Lifetime Warranty.
US Based Technical Support
Need help? Have questions? Our 5 star United States based support team is here to help before, during, and after your purchase to make sure you are completely satisfied with your A-Tech Memory!
Compatible Memory Module Replacement for Crucial:
CT4G4SFS824A
CT2K4G4SFS824A
Memory Specs
Memory Size: 4 GB ( 1 x 4 GB Module )
Memory Type: DDR4
Form Factor: SO-DIMM ( 260 Pin )
Speed: DDR4 2400 MHz ( PC4-19200 )
ECC Type: Non-ECC SO-DIMM ( Unbuffered SO-DIMM )
Voltage: 1.2V
Ensured Reliability
All A-Tech Memory products are rigorously tested to ensure that your memory meets our stringent quality and performance standards.
Lifetime Warranty
Purchase with confidence knowing that all A-Tech orders are backed with our Lifetime Warranty.
US Based Technical Support
Need help? Have questions? Our 5 star United States based support team is here to help before, during, and after your purchase to make sure you are completely satisfied with your A-Tech Memory!
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
- CONTACT
Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by A-Tech Return Policy
Manufacturer Contact Info
- For a directory of all our manufacturers, please click below.
- Manufacturers Directory
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A-Tech 4GB DDR4-2400 SO-DIMM is a single 260-pin, 1.2V non-ECC laptop memory module for compatible laptops, notebooks, and all-in-one PCs that support PC4-19200 memory.
Recommended For
- Laptop owners replacing a failed 4GB DDR4-2400 SODIMM who have checked that their system supports this memory type and speed.
- Owners of compatible laptops with an open memory slot who want to add this 4GB module to an existing 4GB setup; check the laptop’s supported configuration before expecting 8GB total.
- People maintaining an older, compatible laptop for light, single-task use who need a like-for-like 4GB replacement rather than a larger-capacity upgrade.
Real-World Use Scenarios
- A user adds this module to a compatible laptop that already has 4GB of RAM, bringing the total to 8GB; everyday browsing, email, and document work may feel less constrained when switching between a few apps, though the result also depends on the laptop and operating system.
- Someone troubleshooting a compatible laptop with a failed or missing 4GB memory module can use this as a replacement; it may restore normal operation, but it will not resolve slowdowns caused by unrelated hardware or software problems.
- For a compatible laptop with less than 4GB of removable memory, installing this module may provide more room for basic tasks such as web browsing and documents; the total memory depends on any soldered RAM, and 4GB alone can still limit multitasking.
- In a compatible all-in-one computer with an accessible memory slot, this module can serve as a replacement or capacity upgrade for light household use such as browsing and document editing; check the system’s supported memory and existing configuration first.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Laptop memory upgrades for compatible AMD or Intel systems using a 4GB DDR4 SO-DIMM module |
| Capacity | 4GB |
| Memory Type And Speed | 260-pin DDR4 SO-DIMM, rated at 2400MHz (PC4-19200) |
| Latency And Voltage | CL17 CAS latency at 1.20V |
| Error Correction And Buffering | Non-ECC and unbuffered |
| Compatibility | Listed as compatible with AMD and Intel systems |
| Module Features | Uses major-brand chips |















