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Product Code: NAHO-259
MPN #: ES2486AFdc-2142IT-128G
When storage systems must stay available even if one controller or component needs attention, a basic NAS may not be enough. QNAP ES2486AFdc is a 2U rackmount NAS storage system with dual controller modules, Intel Xeon D-2142IT processing, 128GB total memory, and 24 drive bays. It is built for demanding storage environments that need high capacity, redundancy, and fast network access.
Managing large amounts of business data becomes harder when storage needs to remain accessible while also supporting fast transfers and expansion. QNAP ES2486AFdc addresses this need with two controller modules and 24 x 2.5-inch drive bays. Each controller provides 4 x 10GbE SFP+ ports and 3 x 2.5 Gigabit Ethernet ports, giving you multiple options for network connectivity. Hot-swappable drives and components also make maintenance easier.
QNAP ES2486AFdc is designed for professional storage environments where capacity, controller redundancy, and network performance are important.
Enterprise NAS storage deployments
High-capacity business data storage
Storage environments using 2.5-inch U.2/U.3 NVMe PCIe SSDs
Applications requiring multiple high-speed network connections
The dual-controller design gives you a storage platform built for environments where availability matters. With 24 drive bays, you have substantial space for building a high-capacity storage system. The support for 2.5-inch dual port U.2/U.3 NVMe PCIe SSDs provides a fast storage option. Hot-swappable components can make maintenance more convenient, while 10GbE SFP+ and 2.5 Gigabit Ethernet ports provide flexible network connectivity. The 2U rackmount form factor also lets you install the system efficiently in a standard rack environment.
Dual controller design: Includes 2 controller modules for a storage setup built around redundant controllers.
Intel Xeon processing: Each controller uses an Intel® Xeon® D-2142IT 8-core 1.90 GHz processor, up to 3.0 GHz.
128GB system memory: Provides 64 GB RDIMM DDR4 ECC per controller.
24-drive storage: Includes 24 x 2.5-inch drive bays supporting 2.5-inch dual port U.2/U.3 NVMe PCIe SSD.
High-speed networking: Each controller provides 4 x 10GbE SFP+ and 3 x 2.5 Gigabit Ethernet ports.
PCIe expansion: Each controller has 2 x PCIe Gen 3 x8 slots for additional connectivity options.
Cache acceleration: Supports L1 ARC Read Cache, L2 ARC Read Cache, and ZIL Write Cache.
Hot-swappable design: Supports hot-swappable drives and uses hot-swappable fan modules.
Rackmount construction: Uses a 2U Rackmount form factor and measures 88.3 × 483 × 525.18 mm.
Power and cooling: Uses a redundant/hot-swap 700W power supply with Vin:90~264VAC and hot-swappable fan modules.
| Number of Controller Module | 2 |
| CPU | Intel® Xeon® D-2142IT 8-core 1.90 GHz processor, up to 3.0 GHz |
| CPU Architecture | 64-bit x86 |
| Encryption Engine | (AES-NI) |
| System Memory | 64 GB RDIMM DDR4 ECC per controller |
| Maximum Memory | 1024GB (16 x 64GB) 512 GB (8 x 64GB) per controller |
| Memory Slot | 16 x R-DIMM/LR-DIMM DDR4 8 x R-DIMM/LR-DIMM DDR4 per controller 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 Reduced DIMM (LRDIMM) memory.
|
| Flash Memory | 4GB (Dual boot OS protection) |
| Drive Bay | 24 x 2.5-inch |
| Drive Compatibility | 2.5-inch bays: 2.5-inch dual port U.2/U.3 NVMe PCIe SSD |
| Hot-swappable | Supported |
| SSD Cache Acceleration Support | L1 ARC Read Cache: RAM L2 ARC Read Cache: SSD ZIL Write Cache: NVRAM (C2F) |
| Cache for Copy To Flash (C2F) | 1 per each controller (64GB M.2 SSD) |
| 2.5 Gigabit Ethernet Port (2.5G/1G/100M) | 3 for each controller (assign one for remote management) |
| 10 Gigabit Ethernet Port | 4 x 10GbE SFP+ for each controller |
| Wake on LAN (WOL) | Supported |
| Jumbo Frame | Supported |
| 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/ Red): 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 × 483 × 525.18 mm |
| Weight (Net) | 22 kg |
| Weight (Gross) | 26.91 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 | 754.61 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 |
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We are retiring PICOPC Products MNHO-073, MNHO-048 and MNHO-043 and they have reached EOL (End Of Life) as we are introducing new products with better technology. We would recommend you to look into MNHO-095. For Untangle, pfSense, OPNsense, Windows 11, Proxmox VE etc. we recommend MNHO-095 whereas for Sophos, Kerio Control and Endian, we would recommend MNHO-069. (A complete list of supported OS can be found in each product's listing)