United States
Name:
D4ECSO-2666-16G
- Description:
- RAM DDR4 2466 ECC 16G ECC UNBUFFERED SODIMM 260PIN 1.2V
- Rating:
-
(0)
Added to cart 50 times recently
- Availability:
-
In stock - Ready to Ship
- Brand:
- Synology
- Condition:
- Warranty:
-
3 - List Price:
-
- Price:
-
Quantity:
1
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Exclusive Bulk Discounts tailored to your order size
Priority Processing with a dedicated account manager
Fast Response: Get your custom quote within 5-10 minutes during business hours (Mon-Fri, 6:00 AM – 6:00 PM PST)
Holiday Bonus: Submissions on holidays receive priority handling the next business day
Shipping:
Payment:
Shipping as per your need
Same-day Shipping
Express Delivery Across the USA
Need it fast? Choose Express Shipping and receive your order within 1–3 business days.
Free Ground Shipping Available
Standard ground delivery across the U.S. takes 2–6 days, depending on your location — no extra charge.
International Shipments Made Simple
For all international orders, we ship via your UPS, FedEx, or DHL account — or to your U.S.-based freight forwarder.
Delivery Timelines
Under 100 KG? Ships Express.
Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
Always Delivered to Your Door
Every shipment is delivered directly to your address — regardless of country or carrier.
Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
Service Boundaries & Exclusions
What’s covered — and what’s best avoided.
Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
Minimal documentation required.
To initiate service, just submit the invoice and warranty card — no red tape, no waiting.
14-Day Money Back Guarantee
Free 14-Day Returns
Tested it, but it’s not a fit?
Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.
Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.
Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
TRUSTED, TRIED, PROVEN
D4ECSO-2666-16G Overview
D4ECSO-2666-16G is a DDR4 UDIMM module operating at 2666 MHz with a CAS latency of CL19 and a voltage of 1.2V. This 16 GB module is configured for single channel use and features ECC support with an unbuffered design, ensuring compatibility with desktop and server environments while incorporating an integrated heatspreader for thermal management.
D4ECSO-2666-16G is engineered for applications in server and workstation builds, offering reliable performance and efficient operation. It is optimized for Intel Xeon Scalable and AMD EPYC platforms, and its design excludes RGB lighting to focus on stability and system compatibility.
What is the price of D4ECSO-2666-16G?
Pricing for D4ECSO-2666-16G is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for D4ECSO-2666-16G.
Explore more options from Computer Memory & Ram or explore other Synology products.
D4ECSO-2666-16G Specifications
| Product Type | Computer Memory |
| Memory Type | DDR4 |
| Capacity | 16 GB |
| Compatible Platforms | Desktop / Server |
| Compatible Systems | Rack Server / Tower Server |
| Form Factor | UDIMM |
| Kit Configuration | Single Channel |
| Speed | 2666 MHz |
| Operating Temperature | N/A |
| Reliability Rating | Standard |
| CAS Latency (CL) | CL19 |
| Voltage | 1.2V |
| ECC Support | Yes |
| Registered/Buffered | Unbuffered |
| XMP Support | No |
| RGB Lighting | No |
| Heatsink / Heatspreader | Yes |
| Intel Platform Support | Intel Xeon Scalable |
| AMD Platform Support | AMD EPYC |
| Use Case | Server |
| Product Name | D4ECSO-2666-16G |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
|
|
|
|
|
|
|
|---|---|---|---|---|---|
| AMD Platform Support | AMD EPYC | AMD EPYC | N/A | N/A | N/A |
| Capacity | 16 GB | 16 GB | 8 GB | 4 GB | 4 GB |
| CAS Latency (CL) | CL19 | CL19 | CL11 | CL11 | CL19 |
| Compatible Platforms | Desktop / Server | Desktop / Server | Desktop | Desktop | Desktop |
| Compatible Systems | Rack Server / Tower Server | Rack Server | N/A | Workstation | N/A |
| Depth | N/A | 0.13 inches | N/A | N/A | 0.3 inches |
| ECC Support | Yes | Yes | No | No | No |
| Form Factor | UDIMM | UDIMM | UDIMM | UDIMM | UDIMM |
| Heatsink / Heatspreader | Yes | No | Yes | No | Yes |
| Height | N/A | 1.18 inches | N/A | N/A | 1.4 inches |
| Intel Platform Support | Intel Xeon Scalable | Intel Xeon Scalable | N/A | N/A | N/A |
| Kit Configuration | Single Channel | Single Channel | Dual Channel | Dual Channel | Single Channel |
| Memory Type | DDR4 | DDR4 | DDR3 | DDR3 | DDR4 |
| Operating Temperature | N/A | N/A | N/A | N/A | N/A |
| Product Name | D4ECSO-2666-16G | D4EC-2666-16G DDR4 ECC UDIMM | RAM1600DDR3L-8GBX2 | RAMEC1600DDR3-2GBX2 | D4NESO-2666-4G |
| Product Type | Computer Memory | Computer Memory | Computer Memory | Computer Memory | Computer Memory |
| Registered/Buffered | Unbuffered | Unbuffered | Unbuffered | Unbuffered | Unbuffered |
| Reliability Rating | Standard | High Reliability | Standard | Standard | Standard |
| RGB Lighting | No | No | No | No | No |
| Speed | 2666 MHz | 2666 MHz | 1600 MHz | 1600 MHz | 2666 MHz |
| Use Case | Server | Server | Gaming | Gaming / Workstation | Gaming |
| Voltage | 1.2V | 1.2V | 1.35V | 1.5V | 1.2V |
| Weight | N/A | 0.15 lbs | N/A | N/A | 0.22 lbs |
| Width | N/A | 5.28 inches | N/A | N/A | 5.3 inches |
| XMP Support | No | No | No | No | Intel XMP 2.0 |
Showing - of 0 Results
Questions & Answers
Q
What are the key specifications of SKU D4ECSO-2666-16G?
A
The module is a 16GB DDR4-2666 ECC unbuffered SODIMM (260-pin) operating at 1.2V, offering error-correcting code for data integrity in laptops and compact systems.
Q
Is the D4ECSO-2666-16G RAM ECC or non-ECC?
A
This RAM module supports ECC (Error-Correcting Code) to detect and correct single-bit memory errors, improving system stability and data reliability.
Q
Is the D4ECSO-2666-16G module buffered or unbuffered?
A
It is unbuffered (UDIMM), providing direct communication between the memory controller and DRAM chips for low-latency operation in laptops and small form-factor devices.
Q
What devices are compatible with the D4ECSO-2666-16G SODIMM?
A
This 260-pin SODIMM fits most DDR4-2666-capable laptops, mini-PCs, and compact workstations that support ECC unbuffered memory modules.
Q
How much capacity does each D4ECSO-2666-16G module provide?
A
Each module delivers 16 GB of DDR4 memory, enabling smoother multitasking and larger in-memory data handling.
Q
What voltage does the D4ECSO-2666-16G require?
A
The module runs at a standard DDR4 voltage of 1.2 V, optimizing power efficiency and thermal performance.
Q
How do I install the 16GB DDR4 ECC SODIMM in my laptop?
A
Power down and unplug your laptop, open the memory compartment, align the notch, insert the module at a 30° angle, then press down until it clicks into place.
Q
Can I mix the D4ECSO-2666-16G ECC module with non-ECC memory?
A
Mixing ECC and non-ECC modules is not recommended; for full ECC functionality and system stability, install identical ECC modules in all memory slots.
Q
What are the benefits of using ECC memory like the D4ECSO-2666-16G?
A
ECC memory detects and corrects single-bit errors in real time, reducing crashes, data corruption, and improving reliability in mission-critical applications.
Q
Will the D4ECSO-2666-16G work in a desktop PC?
A
It may fit in small-form-factor desktop SODIMM slots, but most standard desktops use 288-pin DIMMs; verify your motherboard supports 260-pin SODIMM form factors.
Q
How many D4ECSO-2666-16G modules do I need for 32 GB total?
A
Install two 16 GB modules for a total of 32 GB, ensuring both slots support DDR4-2666 ECC unbuffered SODIMM.
Q
What is the CAS latency of the D4ECSO-2666-16G module?
A
The standard CAS latency is CL19 at DDR4-2666, balancing performance and stability for professional workloads.
Q
Does the D4ECSO-2666-16G come with a warranty?
A
Yes, it includes a limited lifetime warranty covering manufacturing defects and ensuring long-term reliability.
Q
How can I verify the D4ECSO-2666-16G module is functioning correctly?
A
Run a memory diagnostic tool, such as MemTest86 or the built-in system memory test, to confirm stable operation without errors.
Q
What operating temperature range does the D4ECSO-2666-16G support?
A
The module is rated for 0 °C to 85 °C operational temperature, ensuring reliable performance in typical laptop and mini-PC environments.
