ES2486dc-2142IT-96G CPU Intel® Xeon® D-2142IT 8-core 1.90 GHz processor, up to 3.0 GHz CPU Architecture 64-bit x86 Floating Point Unit Encryption Engine (AES-NI) System Memory 48 GB RDIMM DDR4 ECC (4 x 4 GB+4 x 8GB) per controller Maximum Memory 512 GB (8 x 64GB) Memory Slot 8 x R-DIMM/LR-DIMM DDR4 IMPORTANT: You can only use one type of dual in-line memory module (DIMM) at a time. Do not use registered DIMM (RDIMM) with load-reduction DIMM (LRDIMM) memory. Flash Memory 4GB (Dual boot OS protection) Drive Bay 24 x 2.5-inch SAS 12Gb/s, backward-compatible to SAS 6Gb/s Drive Compatibility 2.5-inch bays: 2.5-inch SAS/SATA hard disk drives 2.5-inch SAS/SATA solid state drives 1. When installing SATA HDD/SSD, QDA-SA3 adapter is required. 2. The QDA-SA3 adapter is designed for QNAP Enterprise ZFS NAS and allows the use of a SATA 6Gbps drive in a 2.5-inch SAS drive bay Hot-swappable SSD Cache Acceleration Support Read cache only Cache for Copy To Flash (C2F) 1 per each controller (64GB M.2 SSD) Gigabit Ethernet Port (RJ45) 3 for each controller (one for remote management) 10 Gigabit Ethernet Port 4 x 10GbE SFP+ for each controller Wake on LAN (WOL) Jumbo Frame PCIe Slot 2 per controller Slot 1: PCIe Gen 3 x8 (CPU) Slot 2: PCIe Gen 3 x8 (CPU) Card dimensions for PCIe slot 1~Slot 2:215 x 68.9 x 18.76 mm / 8.46 x 2.71 x 0.74 inches. Wider cards can be installed if the next PCIe slot will not be used. USB 3.2 Gen 1 port 2 per each controller Note: The USB ports are for engineering purpose only. No external devices such as storage drives or UPS are supported. Form Factor 2U Rackmount LED Indicators System Power LED (Green): on/off System Status (Green/ Orange): in operation, system errors, low power, degraded RAID mode, memory failure, fan/power supply failure, system/disk temperature too high, storage pool reaching threshold value, system performing take-over, power supply unit unplugged LCD Status Display (Two-digit number): Status of JBOD connection Buttons Power, Reset Dimensions (HxWxD) 88.3 × 446.2 × 504.1 mm Weight (Net) 23.4 kg Weight (Gross) 27.4 kg Operating Temperature 0 - 40 °C (32°F - 104°F) Storage Temperature -20 - 70°C (-4°F - 158°F) Relative Humidity 5-95% RH non-condensing, wet bulb: 27°C (80.6°F) Power Supply Unit Redundant/ Hot Swap Power Vin:90~264VAC;700W Power Consumption: Operating Mode, Typical 579.59 W Tested with drives fully populated. Fan Hot-swappable fan module (60*60*38mm; 16000RPM/12v/2.8A x 3) System Warning Buzzer Standard Warranty 5 Max. Number of Concurrent Connections (CIFS) - with Max. Memory 10000 Safety Standard FCC Class A (USA only) CE Mark ( EN55022 Class A, EN55024) EN60950 BSMI VCCI CB LVD