This product is either discontinued or we cannot get that from suppliers.
QNAP TS-2483XU-RP-E2136-16G 4U 24-Bay 10GbE NAS and iSCSI IP-SAN, Intel® Xeon® E-2136 6-core 3.3 GHz processor , 16 GB Long DIMM DDR4 ECC (2 x 4GB), 12 x 2.5"/3.5" SATA HDD/SSD, 2 GigaLan, 2 x 10GbE SFP+ SmartNIC, 800W redundant power supply.
The Intel® Xeon® E based TS-2483XU-RP uses ECC memory that can detect and correct single-bit memory errors as they occur to prevent downtime and data loss, which is essential for always-on, mission-critical, server-grade applications.