QNAP ES1686dc-2123IT-64G User Manual
Hardware Specification
ES1686dc-2123IT-64G
CPU Intel® Xeon® D-2123IT 4-core 2.20 GHz processor (burst up to 3.0 GHz) per
controller
CPU Architecture 64-bit x86
Floating Point Unit Yes
Encryption Engine Yes (AES-NI)
System Memory 32 GB RDIMM DDR4 ECC (4x 8 GB) per controller
Maximum Memory 512 GB (8 x 64GB)
Memory Slot 8 x R-DIMM/LR-DIMM DDR4
Flash Memory 4GB (Dual boot OS protection)
Drive Bay 16 x 3.5-inch
Drive Compatibility 3.5-inch bays:
3.5-inch SAS/SATA hard disk drives
2.5-inch SAS/SATA hard disk drives
2.5-inch SAS/SATA solid state drives
Hot-swappable Yes
M.2 SSD Slot 2 x M.2 port for each controller
Supports SATA 6Gb/s or NVMe Gen3 x4 2280
SSD Cache Acceleration
Support
Yes
M.2 slots: read cache only
Cache for Copy To Flash
(C2F)
1 per each controller (64GB)
Gigabit Ethernet Port
(RJ45)
3 for each controller (one for remote management)
10 Gigabit Ethernet Port 4 x 10GbE SFP+ for each controller
Jumbo Frame Yes
PCIe Slot 2
Slot 1: PCIe Gen 3 x8 (CPU)
Slot 2: PCIe Gen 3 x8 (CPU)
USB 3.0 port 2 per each controller
Form Factor 3U 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) 132 × 483.05 × 630.62 mm
Weight (Net) 25.83 kg
Weight (Gross) 32.69 kg
Operating temperature 0 - 40 °C (32°F - 104°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;770W
Power Consumption:
Operating Mode, Typical
500.87 W
Fan Hot-swappable fan module (60*60*38mm; 16000RPM/12v/2.8A x 3)
Sound Level 55.8 db(A)
Safety Standard FCC Class A (USA only)
CE Mark ( EN55022 Class A, EN55024)
EN60950
BSMI
VCCI
CB
LVD
Note: Use only QNAP memory modules to maintain system performance and stability. For NAS devices with more than one memory
slot, use QNAP modules with identical specifications. Warning: Using unsupported modules may degrade performance, cause errors,
or prevent the operating system from starting.
* Sound Level Test Environment: Refer to ISO 7779; Maximum HDD loaded; Bystander Position; Average data from 1 meter in front
of operating NAS.
Designs and specifications are subject to change without notice.
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