QNAP TS-251A
Dual-core NAS featuring USB QuickAccess port for direct access to files
Sorry, this product is no longer available, please contact us for a replacement.
Overview:
The TS-251A provides the innovative USB QuickAccess port that allows you to quickly complete the first-time NAS installation and to then directly access files and data stored on the NAS. It also supports two additional transmission modes: Ethernet NAS mode and iSCSI SAN block-based mode. Combining USB QuickAccess, NAS and iSCSI-SAN into one box, the TS-251A is a powerful but easy-to-use storage solution ideal for backup, synchronization, remote access, and entertainment. It greatly helps to boost productivity and can meet the demands of photographers and audiovisual enthusiasts for direct, quick access to files. The TS-251A is powered by a high-performance 14nm Intel® Celeron® N3060 dual-core 1.6GHz processor, and supports 4K video playback and transcoding.
- Excellent system performance, ideal for centralized management, file sharing and backup
- USB QuickAccess port for accessing files without needing a network connection
- Supports 4K hardware decoding and transcodes 4K H.264 videos on-the-fly or offline
- Enjoy the best audio-visual experience with HDMI output and the free remote control
- Build a personal karaoke system with OceanKTV
- Linux Station supports Ubuntu® with direct output via HDMI
- A hybrid approach to virtualization: Virtualization Station & Container Station
- Supports Virtual JBOD (VJBOD) to maximize the storage utilization of multiple QNAP NAS units
Specifications:
| TS-251A-4G | TS-251A-2G | |
|---|---|---|
| Processor | 14nm Intel® Celeron® N3060 dual-core 1.6GHz (up to 2.48GHz) | |
| Hardware Encryption Accleration | ✓，AES-NI | |
| System Memory | 4GB DDR3L (2 x 2GB) | 2GB DDR3L (2 x 1GB) |
| Maximum Memory | 8GB | |
| Memory Slot | 2 x SODIMM DDR3L (For dual-DIMM configurations, you must use a pair of identical DDR3L modules.) | |
| Flash Memory | 4GB, pre-loaded with QTS system | |
| Drive Type | 2 x 3.5"/2.5" SATA 6Gb/s HDDs/SSDs | |
| GbE LAN | 2 x Gigabit RJ45 LAN port | |
| USB Port | 3 x USB 3.0 ports (Front: 1, Rear:2) | |
| SD Card Reader | ✓ | |
| USB QuickAccess | ✓ (USB 3.0 Micro-B); USB cable is not included | |
| HDMI | 1, max. resolution 3840 x 2160 @ 30Hz | |
| Audio Input | 3.5mm Microphone Input jack (for dynamic microphone) | |
| Audio Output | 3.5mm Line Out jack (for ampliers or speakers) | |
| LED Indicator | Status/Power, USB, HDD 1, HDD 2 | |
| Button | Power/Status, USB one-touch-backup, reset | |
| IR Receiver | ✓, supports QNAP RM-IR002 and MCE-compliant remote controls | |
| Others | Kensington security slot，system maintenance port | |
| Dimension | 169 x 102 x 219 mm 6.65 x 4.02 x 8.62 inch (HxWxD) |
|
| Weight | Net: 1.28 kg (2.82 lbs) Gross: 2.64 kg (5.82 lbs) |
|
| Operating Temperature | 0-40˚C | |
| Relative Humidity | 5~95% RH non-condensing, wet bulb: 27˚C | |
| Noise Level | 18.3 dB (A) Refer to ISO 7779 ; Maximum HDD loaded ; Bystander Position ; Average data from 1 meter in front of operating NAS |
|
| Power Consumption | System sleep: 0.72W HDD standby：7.9W In operation：16.2W (with 2 x 2TB HDDs) |
|
| Power | 65W AC power adapter, 100-240V AC | |
| Fan | 1 x 7cm system fan (12V DC) | |
Package Contents
- TS-251A
- Ethernet cable x 2
- Quick installation guide (QIG)
- 65W AC Adapter: PWR-ADAPTER-65W-A01
- Power cord x 1
- Flat head screw x 8 (for 3.5" HDD)
- Flat head screw x 6 (for 2.5” HDD)
- IR Remote Control: RM-IR002
Accessories:
 1GB DDR3L Memory Module SODIMM RAM-1GDR3L-SO-1600 $45.00 |
2GB DDR3L Memory Module SODIMM RAM-2GDR3L-SO-1600 $70.00 |
4GB DDR3L Memory Module SODIMM RAM-4GDR3L-SO-1600 $100.00 |
8GB DDR3L Memory Module SODIMM RAM-8GDR3L-SO-1600 $180.00 |
 Power adaptor for 3.5- inch 2 Bay & 2.5-inch 2 Bay NAS SP-2BAY-ADAPTOR 55.00 |
 HDD Tray (White) SP-X20-TRAY $32.00 |
 Infrared (IR) remote control RM-IR002 $15.00 |
 OceanKTV Audio Box KAB-001 $125.00 |
-120x120.jpg "SCR-HDD25A-96") SCR-HDD25A-96 SCR-HDD25A-96 $31.00 |
-120x120.jpg "SCR-HDD35A-96") SCR-HDD35A-96 SCR-HDD35A-96 $31.00 |
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Documentation:
Download the QNAP TS-251A & TS-451A Series Brochure (PDF).
Pricing Notes:
- Pricing and product availability subject to change without notice.
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For TS-x51, 451U, x53, x53U series (suggest to use the same size memory for both memory slots) and TVS-x63 series
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For TS-x51, 451U, x53, x53U series, TS-453mini, IS-453S, TBS-453A (suggest to use the same size memory for both memory slots) and TVS-x63 series, TS-563, TS-x63U, TVS-x63, TS-251+,TS-451+, TS-x53BU, TS-963X, TS-x31P3
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