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
Buffered memory type: Unregistered (unbuffered)
Internal memory: 4 GB
Memory layout (modules x size): 1 x 4 GB
Internal memory type: DDR4
Component for: NAS/storage server
Memory form factor: 260-pin SO-DIMM
Feature: ECC
Compatible products: 25 series:DS925+
Synology D4ES04-4G. Component for: NAS/storage server, Internal memory: 4 GB, Memory layout (modules x size): 1 x 4 GB, Internal memory type: DDR4, Memory form factor: 260-pin SO-DIMM, ECC
Synology
MBR CODE - D4ES04-4G
EAN - 4711174726448