Name: Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC
Brand: Synology
SKU: cmnozgnt9crsfnst2ea7mja72
Availability: InStock

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£462.66

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Description

NAS/storage server 16 GB DDR4. 288-pin DIMM 1 x 16 GB. 1.2 V. ECC. Synology DDR4 Memory Module. Always select authentic Synology memory modules from local distributors for optimum compatibility and reliability. Installation of non-Synology memory modules can lead to system instability or boot failures. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.. Features. Compatible products. FS series:FS6400, FS3600, FS3400SA series:SA3600, SA3400. Certification. CE. Memory voltage. 1.2 V. ECC. Yes. Memory form factor. 288-pin DIMM. Component for. NAS/storage server. Memory clock speed. 2666 MHz. Internal memory type. DDR4. Memory layout (modules x size). 1 x 16 GB. Internal memory. 16 GB. Buffered memory type. Registered (buffered). Logistics data. Harmonized System (HS) code. 84733020

Full specifications

Marque	Synology
Référence fabricant	d4rd266616g
EAN	4711174723560

The Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC in its market context in 2026

When it comes to Informatique, the Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC by Synology is a reference that savvy buyers know well. Its value for money in 2026 deserves particular attention, especially given its availability across many retailers and the brand's strength in the market. Our comparison tool lets you view all available offers in real time, with or without free delivery, and click directly on the offer of your choice.

Synology: what this model offers

What buyers remember about the Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC: consistent quality, intuitive use and a price that stays within market norms for this level of performance. The positioning of Synology on the Informatique segment ensures access to spare parts and a structured after-sales service, which matters greatly in the long run. A solid choice in 2026, whether for a new purchase or to replace a failing device. Also discover the Synology HAT3310-16T internal hard drive 16 TB 7200 RPM 3.5" Serial ATA from the same brand for a second level of comparison.

The strengths that really make a difference

What truly differentiates the Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC from other products in the Informatique category comes down to a few concrete points: the build quality typical of Synology, its availability from many retailers and accessible after-sales support. These criteria, often decisive for buyers, favour this model over alternatives on the market in 2026. Compare with the Synology BeeDrive 2TB USB Type-C 3.2 Gen 2 (3.1 Gen 2) Black if you wish to explore other models from the brand.

What you need to know before buying

Before buying the Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC, check the following points: stock availability at your chosen retailer, the returns policy, warranty period and delivery charges. These details are accessible from our offers table at the top of this page. Synology generally offers a well-structured after-sales network for the Informatique category.

Market price ranges in 2026

Range	Indicative price	For whom	What you get
Entry-level	Under 384300 £	Tight budget, occasional use	Essential features, reliable for beginners
Mid-range	384300 £ to 896710 £	Regular daily use	Good value for money, solid performance
High-end	Over 896710 £	Demanding users	The best of the category, all advanced features

Comparing prices before buying the Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC can save you between £10 and £40 depending on the retailer and the time of year. Use Compiral to never overpay for your online purchases. The 4 offers listed on this page all come from verified retailers with sales conditions compliant with consumer protection law.

Frequently asked questions about Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC

Is there a refurbished version of the Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC?

Refurbished versions of the Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC may be available from certain Compiral partner retailers. These refurbished products allow you to save between 20% and 40% compared to the new price while still benefiting from a warranty. Check availability in our offers table and review the warranty conditions offered by the retailer.

When do prices for the Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC drop during the year?

Prices for the Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC typically drop during Black Friday (November), the January sales and the summer sales (July). Promotional deals are also common around Cyber Monday and the holiday season. Our price history lets you spot trends and assess whether a price drop is likely soon in the Informatique category.

Is delivery free for the Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC at all retailers?

Free delivery is not guaranteed for the Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC at every retailer. Some include it in their price, others charge separately. On Compiral, use the free delivery filter to display only offers with free postage. The total price shown in our table always includes delivery costs for a true cost comparison.

How do I return the Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC if I am not satisfied?

You have a 14-day right of withdrawal for any online purchase, applicable to the Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC regardless of the retailer. Precise return conditions vary by retailer: check their returns policy before buying. Statutory consumer rights protect you in the event of a defect discovered after delivery.

Is the Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC worth its price in 2026?

In 2026, the Synology D4RD-2666-16G memory module 16 GB 1 x 16 GB DDR4 ECC is listed from £462.66 at our partner retailers. This price is consistent with the positioning of Synology in the Informatique category. To judge whether this price is currently attractive, check the price history on our product page. Also compare the total price including delivery to avoid any surprises at checkout.