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Synology NAS Ram M474A2K43BB1-CTD SAMSUNG 16GB DDR4 2666Mhz 2Rx8 PC4-21300 ECC Unbuffered CL19 260-Pin SoDimm 1.2V Memory Module for Synology DS1618+ DS1819+ DS2419+ - Newegg.com
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16GB 2X8GB Memory RAM Compatible with Synology DiskStation DS1618+ by CMS C109 - Computer Memory Solutions
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