Synology D4ES04-4G 4GB DDR4 ECC SODIMM RAM is a high-reliability memory upgrade designed for Synology NAS systems and other compact enclosures that demand data integrity and smooth multitasking. This 4GB DDR4 ECC SODIMM module uses error-correcting code to detect and correct memory errors, helping protect critical data and keep your NAS running steadily under load.

Designed for performance and reliability, this module provides a straightforward upgrade path to enhance caching, responsiveness, and overall system stability without sacrificing power efficiency.

Key benefits

• ECC protection for data integrity: Detects and corrects single-bit errors to minimize system crashes and data corruption.
• 4GB capacity: Adequate for everyday NAS tasks, container workloads, and improved caching without overcommitting memory.
• DDR4 technology: Faster data transfer and improved efficiency compared to older standards.
• SODIMM form factor: Compact, plug-and-play memory upgrade for small form factor devices.
• Synology-optimized reliability: Specifically chosen components and testing to meet the demands of Synology NAS environments.

Upgrade with confidence: ensure your model supports ECC DDR4 SODIMM memory and the D4ES04-4G specification. With this upgrade, you’ll enjoy more responsive apps, smoother virtualization tasks, and improved multitasking on compatible Synology systems.