As an Amazon Associate I earn from qualifying purchases.



A memory upgrade is one of the most affordable and simple ways to increase system performance.
Install easily, with just a screwdriver, no computer skills required, and a few minutes, the owner’s manual, you can install memory – no computer skills necessary. The amount of memory in your system plays a critical role in the speed of your machine. Made from the highest quality components, NEMIX RAM products are not only reliable and durable but are specifically engineered for performance.


Compatible with 18 series: DS3018xs, DS1618+;. Compatible with FS series: FS1018. Compatible with 19 series: ds2419+, ds2419+II, ds1819+, DVA3219;. Compatible with 20 series: RS820RP+, RS820+;.




1. NEMIX RAM
#ad
32GB Kit 2x16GB DDR4-2666MHz PC4-21300 ECC UDIMM 2Rx8 1.2V Unbuffered Server Memory by NEMIX RAM
#adNEMIX RAM #ad - Nemix ram is manfufactured using Major Brand Chips. Usa customer support and Backed by a Lifetime Replacement Warranty. Ddr4-2666mhz pc4-2130032gb 2x16gb ddr4 2666mhz ecc udimm kit. Memory for Server.More information #ad
Brand | NEMIX RAM #ad |
Manufacturer | NEMIX RAM #ad |
Height | 1 Inches |
Length | 6 Inches |
Width | 1 Inches |
Part Number | ME21300-628K02-G |
Model | ME21300-628K02-540 |
More information #ad
2. SAMSUNG
#ad
Samsung M393A2K43BB1-CTD 16GB DDR4 2666MHz ECC Memory Module
#adSAMSUNG #ad - Capacity: 16GB. Model: m393a2k43bb1-ctD7Q. Manufacturer: SAMSUNG. Technology: pc4-2666v rdimm ddr4 ecc pC4-21300 Server Memory.More information #ad
Brand | SAMSUNG #ad |
Manufacturer | Samsung #ad |
Part Number | M393A2K43BB1-CTD7Q |
Model | M393A2K43BB1-CTD7Q |
More information #ad
3. Hynix Semiconductor
#ad
Hynix HMA42GR7MFR4N-TF DDR4-2133 16GB/2Gx72 ECC/REG CL13 Hynix Chip Server Memory
#adHynix Semiconductor #ad - Sk hynix 16gb pc4-2133 mt/s ecc registered dual rank x4 2rx4 RDIMM. Rdimm - application : server entREPRISE ONLY - check your server configuration.More information #ad
Brand | Hynix Semiconductor #ad |
Manufacturer | Hynix Semiconductor #ad |
Height | 0 Inches |
Length | 0 Inches |
Width | 0 Inches |
Part Number | HMA42GR7MFR4N-TF |
Model | HMA42GR7MFR4N-TF |
More information #ad
4. NEMIX RAM
#ad
32GB 2X16GB DDR4-2666 PC4-21300 ECC SODIMM Compatible with Synology D4ECSO-2666-16G Memory Upgrade Module by NEMIX RAM
#adNEMIX RAM #ad - Improve system responsiveness, and increase your system's ability to handle larger workloads, access data faster by upgrading your internal memory. Here at nemix we pride ourselves on all our products and provide a Lifetime Replacement Warranty for all orders along with customer service support before, during, & after your purchase.A memory upgrade is one of the most affordable and simple ways to increase system performance.
More information #ad
Capacity 32gb, ecc sodimm, compatible with synology part d4ecso-2666-16G, rank 2rx8, 2x16 gigabyte speed ddr4-2666 mhz, pc4-21300, . Compatible with the following synology machines: ds3617xsii; ds1621+; ds1821+; DS2419+II. Install easily, with just a screwdriver, no computer skills required, and a few minutes, the owner’s manual, you can install memory – no computer skills necessary. The amount of memory in your system plays a critical role in the speed of your machine. Made from the highest quality components, NEMIX RAM products are not only reliable and durable but are specifically engineered for performance.
Brand | NEMIX RAM #ad |
Manufacturer | NEMIX RAM #ad |
Warranty | Lifetime Warranty |
More information #ad
5. NEMIX RAM
#ad
32GB Kit 2x16GB DDR4-3200 PC4-25600 ECC 2Rx8 Unbuffered Server Memory by NEMIX RAM
#adNEMIX RAM #ad - 32gb kit 2x16GB. Ddr4 3200 pc4 25600 Ecc unbuffered EUDIMM Memory. Lifetime Replacement Warranty. 288-pin ddr4 sdraM.More information #ad
Brand | NEMIX RAM #ad |
Manufacturer | NEMIX RAM #ad |
Height | 1 Inches |
Length | 5 Inches |
Width | 3 Inches |
Part Number | ME25600-628K02-G |
Model | ME25600-628K02-G |
More information #ad
6. Timetec
#ad
Timetec DDR4-2666 16GB Replacement for Synology D4ECSO-2666-16G DDR4 ECC Unbuffered SODIMM 2666MHz PC4-21300 260 Pin 1.2V CL19 Dual Rank 2Rx8 Memory RAM Upgrade D4ECSO-2666-16G_TT
#adTimetec #ad - Note: do not mix ecc and non-ecc sodimm ram together; guaranteed Lifetime warranty from Purchase Date and Free technical support based on United States.Compatible with 18 series: DS3018xs, DS1618+;. Compatible with FS series: FS1018. Compatible with 19 series: ds2419+, ds2419+II, ds1819+, DVA3219;. Compatible with 20 series: RS820RP+, RS820+;.
More information #ad
Compatible with 17 series: DS3617xs, DS3617xsII;. Replacement for synology d4ecso-2666-16g ddr4 ecc unbuffered sodimm ram ddr4 2666mhz pc4-21300 260 pin Unbuffered ECC 1. 2v cl19 dual rank 2rx8 based 1024x8. Compatible with 21 series: rs1221rp+, ds1621+, ds1821+, DS1621xs+, rs1221+, DVA3221.Brand | Timetec #ad |
Manufacturer | Timetec #ad |
Part Number | 7 |
More information #ad
7. NEMIX RAM
#ad
32GB 2x16GB DDR4-2133MHz PC4-17000 ECC UDIMM 2Rx8 1.2V Unbuffered Server Memory by NEMIX RAM
#adNEMIX RAM #ad - Not for desktop PC/Laptop/Notebook. Ecc udimm unbuffered Memory. Lifetime Replacement Warranty. 32gb 2x16gb. Ddr4-2133mhz pc4-17000 .More information #ad
Brand | NEMIX RAM #ad |
Manufacturer | NEMIX RAM #ad |
Height | 1 Inches |
Length | 6 Inches |
Width | 1 Inches |
Part Number | ME17000-628K02-G |
Model | ME17000-628K02-397 |
More information #ad
8. Arch Memory
#ad
Arch Memory AM-D4ECSO-2666-16G 16GB 260-Pin DDR4 2666 MHz ECC So-dimm RAM for Synology NAS Systems
#adArch Memory #ad - Compatible with synology D4ECSO-2666-16G. Rugged tier one ic chipsets; built for performance and security. Access crucial data faster by upgrading your internal memory. 16gb 260 pin ddr4-2666 pc4-21300 ecc sodimm 2666MHz. 1. 2 volts; dual Rank 2Rx8.More information #ad
Brand | Arch Memory #ad |
Manufacturer | Arch Memory #ad |
Height | 1.19 Inches |
Length | 2.25 Inches |
Weight | 0.13 Pounds |
Width | 0.06 Inches |
Part Number | SY16GB2666SOEC-TZ001 |
Model | SY16GB2666SOECTZ001 |
Warranty | Limited Lifetime Replacement |
More information #ad
9. V-COLOR COLOR YOUR LIFE
#ad
V-Color 32GB 2 x 16GB ECC SO-DIMM DDR4 2666MHz PC4-21300 for NAS Micro Server/Workstation/Compatible with Synology 21 Series 2Rx8 CL19 1.2V TES416G26D819K-VKC
#adV-COLOR COLOR YOUR LIFE #ad - Especially designed for micro-servers, workstations, networking platforms and embedded systems. Product spec: 32gb 2 x 16gb | ddr4 2666mhz pc4-21300 | cl19 | ecc so-dIMM | 1.More information #ad
2v. 100% in house tested undergo rigorous quality control. Strictly audited dram chips with top quality 10-layers of PCBs. Support synology NAS 21 Series. Limited Lifetime warranty.Brand | V-COLOR COLOR YOUR LIFE #ad |
Manufacturer | v-color #ad |
Height | 0.04 Inches |
Length | 2.76 Inches |
Weight | 0.04 Pounds |
Width | 1.18 Inches |
More information #ad
10. NEMIX RAM
#ad
32GB Kit 2x16GB DDR4-2666 PC4-21300 ECC SODIMM 2Rx8 Memory Upgrade by NEMIX RAM
#adNEMIX RAM #ad - 260-pin ddr4 ecc sodimM. 32gb kit 2 x 16GB. Lifetime Replacement Warranty. Ddr4 2666 pc4 21300 Voltage: 1. 2v / rank: 2Rx8.More information #ad
Brand | NEMIX RAM #ad |
Manufacturer | NEMIX RAM #ad |
Height | 1 Inches |
Length | 8 Inches |
Width | 3 Inches |
Part Number | MSE21300-628K02-G |
Model | MSE21300-628K02-G |
More information #ad
30-90% Disocunts Found!
We found that some of the products on this list are now discounted on Amazon! Do you want to see these products?
Disclaimer: We earn small fee from purchases made on Amazon.