Synology D4ES02-16G ECC DDR4 16GB Memory Module

The Synology D4ES02-16G is a 16GB DDR4 ECC SODIMM memory module engineered specifically for Synology NAS platforms that mandate validated, error-correcting memory. Built on DDR4 architecture with Error Correcting Code (ECC) functionality, this module continuously detects and corrects single-bit memory errors in real time, significantly reducing the risk of data corruption and unplanned system downtime in always-on storage environments.

Synology subjects this module to rigorous compatibility and stability testing against its own NAS hardware and DSM (DiskStation Manager) operating environment before granting validation status. This process ensures the module operates within Synology's defined thermal, electrical, and timing tolerances, avoiding the instability risks associated with third-party or unvalidated memory. The SODIMM form factor and DDR4 signaling are matched precisely to supported Synology expansion units and NAS enclosures that require ECC RAM.

For enterprise and workgroup deployments, the D4ES02-16G is the appropriate memory upgrade path wherever Synology specifies ECC RAM as a requirement rather than an option. Target environments include high-availability file serving, virtualisation storage back-ends, surveillance recording systems with simultaneous high-channel loads, and data-intensive backup repositories where silent data corruption represents an unacceptable operational risk.

Ideal for

• Expanding RAM in Synology enterprise NAS systems running memory-intensive DSM packages such as Virtualization Manager or Container Manager workloads
• Supporting high-channel IP surveillance recording on Synology NVR or NAS platforms where ECC memory is required to maintain recording integrity under sustained write loads
• Scaling memory capacity in Synology HA (High Availability) cluster nodes to reduce the likelihood of memory-error-induced failover events
• Upgrading Synology NAS units deployed as centralised backup targets running Active Backup for Business across large fleets of endpoints and virtual machines
• Providing validated ECC memory for Synology NAS systems used as hybrid cloud gateways, where prolonged uptime and data integrity are operationally critical
• Meeting vendor-specified memory requirements in enterprise environments subject to compliance or audit obligations that mandate the use of-validated components

Technical specifications

Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.