Synology - DDR4 - Module - 32GB - DIMM 288-pin - registered - ECC - for High Density HD6500 (D4ER01-32G)

The Synology D4ER01-32G is a 32GB DDR4 ECC memory module in a 288-pin DIMM form factor designed for NAS and storage servers. Compatible with FS series (FS3410) and HD series (HD6500) models, it ensures data integrity through ECC technology and is intended to improve performance and reliability in multitasking and data‑intensive environments.

Advantages

ECC error-correcting code reduces the risk of data corruption, while the 32GB capacity and DDR4 technology provide increased memory bandwidth for concurrent tasks. The 288-pin DIMM form factor offers compatibility with supported Synology server platforms and contributes to more stable operation under heavy load.

Suitable for

• Synology FS3410 storage servers
• Synology HD6500 storage servers
• High-concurrency NAS applications and virtualization
• Database hosting and backup servers

Key specifications

• Manufacturer: SYNOLOGY
• Model: D4ER01-32G
• Capacity: 32 GB
• Type: DDR4 ECC
• Form factor: 288-pin DIMM
• MPN: D4ER01-32G
• EAN: 4711174724833

How to use

Power down the NAS or server and disconnect it from mains power. Open the chassis according to the Synology service manual for your model, locate the 288-pin DIMM slots, and insert the module firmly until the retention clips engage. Reassemble the chassis, reconnect power and boot the system. Verify memory recognition in the system BIOS or Synology DSM storage manager.

Recommendations

Install modules in matched pairs or per the manufacturer’s guidelines for channel population. Use only firmware and hardware combinations listed as supported for FS3410 and HD6500 to ensure compatibility. For critical deployments, test the module under expected workloads before full production use.