Synology 16GB (1 x 16GB) DDR4 2666 MHz ECC SO-DIMM Server Memory, 2666 MHz Clock Speed, 260 SO-DIMM, Compatible with RS820RP+, RS820+, DVA3219 | D4ECSO-2666-16G

is a high-performance 16 GB DDR4 ECC SO-DIMM memory module designed for select Synology NAS servers and compatible server devices. It delivers reliable, error-correcting memory with boosted stabilit

• Capacity: 16 GB (1 × 16 GB)

• Memory Type: DDR4 ECC SDRAM

• Speed: 2666 MHz (PC4-21300)

• Form Factor: 260-pin SO-DIMM (small outline module)

• Error Correction: ECC (Error-Correcting Code) for improved reliability

• Buffered/Registered: Unbuffered

• Voltage: 1.2 V

• Compatibility: Select Synology NAS models (e.g., DS3617xs, DS3018xs, DS2419+, DS1819+, DS1618+, RS820/RS820RP+, RS1221+/RS1221RP+, DS1821+, DS1621/DS1621xs+, DVA3219, FS1018, etc.)

💡 Benefits

• ✅ Higher Stability: ECC detects and corrects memory bit errors, enhancing system uptime and data integrity under heavy workloads.

• ✅ Performance Boost: 2666 MHz speed helps improve responsiveness and multitasking capabilities.

• ✅ Plug-and-Play: Recognized by compatible Synology NAS units without additional configuration.

• ✅ Compact SO-DIMM: Designed for small NAS/server form factors where standard DIMMs don’t fit.