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Two green DDR4 DIMM sticks without heat spreaders

Computer Memory Solutions

Computer Memory Solutions 16GB (2x8GB) DDR4 2400 ECC DIMM memory upgrade for Synology RS2418+/RS2418RP+

SKU CH-C224-CC00B

ECC DDR4 memory kit adds 16 GB across two 8 GB DIMMs at 2400 MHz CL17 for Synology RS2418+ and RS2418RP+ rackstations

  • Capacity16GB (2 x 8GB)
  • Type288-Pin DDR4 SDRAM
  • SpeedDDR4 2400 (PC4 19200)
  • CAS LatencyCL17
  • Timing17-17-17
  • Voltage1.2V
  • 16 GB kit adds capacity for Synology RS2418+/RS2418RP+
  • ECC protects data integrity in the RackStation
  • DDR4 2400 speed matches system specification
  • 288-pin unregistered DIMMs fit the four memory slots
  • CL17 timing at 1.2 V keeps power draw low

Synology RS2418+ ECC memory upgrade

This 16 GB kit contains two 8 GB DDR4 2400 DIMMs built for the Synology RackStation RS2418+ and RS2418RP+. Each module runs at 1.2 V with CL17 timing and includes ECC error correction. The unregistered 2Rx8 design fits the 288-pin slots in these NAS units.

Replacing standard non-ECC DIMMs

Swapping ordinary memory for this ECC kit adds single-bit error correction that protects stored data during long uptime. The upgrade is worthwhile when the NAS runs critical services or holds irreplaceable files and the four DIMM slots are not yet full.

Steady throughput under load

ECC logic detects and corrects single-bit errors on the fly without halting the system. The 2400 MT/s rate and 17-17-17 timings deliver consistent bandwidth during sustained file transfers or backup jobs. Heat spreaders are absent, so airflow in the rack chassis handles cooling.

Highlights

  • 16 GB kit adds capacity for Synology RS2418+/RS2418RP+
  • ECC protects data integrity in the RackStation
  • DDR4 2400 speed matches system specification
  • 288-pin unregistered DIMMs fit the four memory slots
  • CL17 timing at 1.2 V keeps power draw low

Specifications

BrandComputer Memory Solutions
ModelCM1024722400ECCNR
Capacity16GB (2 x 8GB)
Type288-Pin DDR4 SDRAM
SpeedDDR4 2400 (PC4 19200)
CAS LatencyCL17
Timing17-17-17
Voltage1.2V
ECCYes
Buffered/RegisteredUnregistered
Rank2Rx8
ChipsetMajor Brand Chipset
Heat SpreaderNo
Compatible SystemSynology RackStation RS2418+/RS2418RP+
Package Content2 Memory RAM Sticks

Questions about this item

Will the 288-pin DDR4 DIMMs fit the four slots in my RS2418+?

Yes, each module is a standard 288-pin DDR4 DIMM and the RS2418+ has four DIMM slots, so the pair installs directly.

Do I need to populate the slots in a specific order for the ECC memory to initialise?

Install one module in each channel — typically slots 1 and 3 — so the memory controller can enable ECC across both sticks.

When should I expect to replace these 1.2 V modules?

They are rated for continuous server use and covered by a lifetime warranty, so replacement is only needed if a stick fails.

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