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Green circuit board with black memory chips and gold edge connectors

A-Tech

A-Tech 16GB DDR4 2666MHz CL19 1Rx4 ECC Registered RDIMM 288-Pin Server Memory

SKU CH-Q19W-8AY7K

16 GB DDR4 2666 MHz registered ECC RDIMM with Samsung chips, Supermicro certified for server reliability

  • Capacity16GB
  • SpeedDDR4 2666 (PC4 21300)
  • CAS LatencyCL19
  • Voltage1.20V
  • ECCYes
  • Buffered/RegisteredRegistered
  • ECC registered design protects data integrity in server workloads
  • 2666 MHz DDR4 speed delivers responsive performance for demanding applications
  • 16 GB single-rank module increases memory capacity for multitasking
  • Supermicro certified compatibility ensures reliable operation in qualified systems
  • Samsung chipset with 1.20 V operation provides stable, efficient performance

Supermicro Certified 16GB DDR4 RDIMM

This 16GB DDR4 2666MHz CL19 registered ECC module carries Supermicro certification and uses Samsung chips. It is built for servers and workstations that require registered memory with error correction. The single-rank 1Rx4 organisation helps keep electrical loading low on populated channels.

Upgrade from non-ECC or slower DDR4

The jump is worth it when your platform demands registered ECC DIMMs and you need 2666MHz operation at standard 1.20V. It replaces unbuffered or lower-speed modules that cannot meet the platform's registered memory requirement. Systems already running registered ECC at this speed will not see a functional change.

Verify registered ECC support and slot count

Check that your motherboard or server explicitly supports DDR4 registered ECC RDIMMs and 288-pin form factor. Confirm the maximum capacity per slot and the total number of slots available. Ensure the memory controller can operate at 2666MHz with the installed processor configuration.

Highlights

  • ECC registered design protects data integrity in server workloads
  • 2666 MHz DDR4 speed delivers responsive performance for demanding applications
  • 16 GB single-rank module increases memory capacity for multitasking
  • Supermicro certified compatibility ensures reliable operation in qualified systems
  • Samsung chipset with 1.20 V operation provides stable, efficient performance

Specifications

BrandSuperMicro
SeriesSupermicro Certified
ModelMEM-DR416L-SL02-ER26
Capacity16GB
SpeedDDR4 2666 (PC4 21300)
CAS LatencyCL19
Voltage1.20V
ECCYes
Buffered/RegisteredRegistered
Rank1Rx4
ChipsetSamsung Chipset
FeaturesSupermicro Certified MEM-DR416L-SL02-ER26 (M393A2K40BB2-CTD)

Questions about this item

Does this 288-pin RDIMM fit a standard DDR4 server DIMM slot?

Yes, the module uses the 288-pin RDIMM form factor and 1.2 V DDR4 signalling, so it installs in any server board that accepts registered DDR4 DIMMs.

What is the correct way to seat this registered ECC module, and what step is often missed?

Align the off-centre notch with the slot key, press firmly until both side latches click, then verify the system recognises the full 16 GB at 2666 MHz in BIOS.

When should this Samsung-based ECC RDIMM be replaced or checked?

Run a memory diagnostic if the server logs corrected ECC errors or shows unexplained crashes; otherwise the module is rated for continuous operation at 1.20 V with no scheduled replacement interval.

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