Synology SODIMM ECC RAM DDR4 4GB (D4ES01-4G)

The Synology D4ES01-4G is a 4GB DDR3 ECC memory module designed for select Synology NAS systems. Built to enhance system reliability and stability, this module improves multitasking performance and reduces memory errors, making it ideal for home and small business NAS deployments.

With ECC technology, this memory detects and corrects single-bit errors automatically — helping protect your data and maintain uptime during continuous 24/7 operation.

Key Features

• Capacity: 4GB

• Memory Type: DDR3 ECC

• ECC : Provides error detection & correction

• Form Factor: SO-DIMM (small outline DIMM)

• Designed specifically for Synology NAS devices

• Improves system stability for data storage and access

• Supports 24/7 operation typical in NAS environment

🛠 Why Choose This Module

✔ Enhanced Stability: ECC memory helps correct memory bit errors in real time, which reduces system crashes and data corruption.
✔ NAS-Optimized: Guaranteed compatibility with supported Synology models.
✔ Reliable Performance: Ideal for continuous 24/7 NAS usage, home servers, and small business storage applications.
✔ Plug-and-Play: Easy installation — ready to use once installed in compatible systems.