Synology

Synology D4ES03-16G 16GB DDR4 ECC SODIMM Memory

SKU: D4ES03-16G
Barcode: 4711174726462
R 28,999.00 R 30,999.00
-6%
Low in stock

Estimated delivery between September 14 and September 18.

  • Dispatch: orders are usually dispatched within 1–2 working days after payment is confirmed, with courier delivery normally 1–5 working days after dispatch.
  • Delivery cost: free standard delivery on orders of R2,000 or more within South Africa, otherwise R149 standard delivery, unless stated otherwise at checkout. Shipping policy
  • Warranty: a manufacturer, importer, distributor or supplier warranty may apply — terms differ by brand and product.
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Synology D4ES03-16G 16GB DDR4 ECC SODIMM Memory
R 28,999.00 R 30,999.00
R 28,999.00 R 30,999.00

At a Glance

  • 16GB memory capacity
  • DDR4 ECC memory
  • Unbuffered SODIMM
  • Genuine Synology memory module
  • Designed for selected compatible Synology systems
  • 5-year Synology warranty

Short Description

The Synology D4ES03-16G is a genuine 16GB DDR4 ECC Unbuffered SODIMM designed for selected compatible Synology DiskStation, RackStation and DVA systems.

Why Choose This Synology

Synology recommends authentic Synology memory modules for optimum compatibility and reliability.

The D4ES03-16G provides an officially supported 16GB memory upgrade for compatible systems while maintaining a Synology-validated memory configuration.

Best For

  • Expanding memory in compatible Synology systems
  • Compatible DiskStation systems
  • Compatible RackStation systems
  • Synology DVA3221
  • Maintaining a Synology-supported memory configuration

Product Description

The Synology D4ES03-16G is an official 16GB DDR4 ECC Unbuffered SODIMM memory module for selected Synology systems.

Compatibility is specific to the host system. The exact model should therefore be confirmed before purchasing or installing the module.

For multi-module configurations, Synology requires all installed memory modules to be identical and share the same model number. Check the Product Manual for the applicable Synology system for the recommended memory configuration.

Key Features

  • 16GB Capacity: Provides 16GB of system memory.
  • DDR4 Memory: Uses DDR4 memory technology.
  • ECC: Designed for compatible Synology systems supporting ECC memory.
  • Unbuffered SODIMM: Official DDR4 ECC Unbuffered SODIMM configuration.
  • Genuine Synology Memory: Designed and validated for supported Synology hardware.
  • 5-Year Warranty: Covered by Synology's 5-year warranty.

Specifications

FIELD DETAILS
Product Code D4ES03-16G
Memory Capacity 16GB
Memory Technology DDR4
Error Correction ECC
Memory Type Unbuffered
Form Factor SODIMM
Warranty 5 Years

Compatibility

26 Series

  • RS1226RP+
  • RS1226+
  • RS826RP+
  • RS826+

25 Series

  • DS1825+
  • DS1825neo+
  • DS1525+
  • DS1525neo+
  • DS925+
  • DS925neo+
  • DS725+
  • DS725neo+

23 Series

  • DS1823xs+
  • DS923+
  • DS723+

22 Series

  • RS822RP+
  • RS822+
  • DS3622xs+
  • DS2422+
  • DS1522+

21 Series

  • RS1221RP+
  • RS1221+
  • DS1821+
  • DS1621xs+
  • DS1621+
  • DVA3221

Memory Configuration Note

For multi-module memory configurations, all installed modules must be identical and share the same model number.

Check the Product Manual for the exact Synology system before installation to confirm its recommended memory configuration.

What’s in the Box

  • 1 × Synology D4ES03-16G 16GB DDR4 ECC Unbuffered SODIMM Memory Module

Warranty

5-Year Synology Warranty

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