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SKU: YGPTZ3L1HF |  Mfg. Part: TS-251B-4G-US  | UPC: 885022015672  | 
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Qnap TS-251B-4G-US TS-251B 2-Bay NAS with Intel Celeron J3355

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$365.19  $493.01
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Product Overview

The QNAP TS-251B is a powerful 2-bay Network Attached Storage (NAS) solution designed for home and small business users. Powered by an Intel Celeron J3355 dual-core processor and equipped with 4 GB DDR3L memory, this NAS provides efficient performance for file storage, multimedia streaming, and backup capabilities.

With multiple connectivity options including HDMI output and USB ports, it offers flexibility for various applications. The TS-251B supports SSD cache acceleration, ensuring faster data access speeds, making it ideal for intensive workloads.

Technical Specifications

  • CPU: Intel Celeron J3355 dual-core 2.0 GHz processor (burst up to 2.5 GHz)
  • Architecture: 64-bit x86
  • Graphics: Intel HD Graphics 500
  • Encryption Acceleration: Yes (AES-NI)
  • System Memory: 4 GB DDR3L (1 x 4 GB)
  • Maximum Memory: 8 GB (2 x 4 GB)
  • Memory Slot: 2 x SODIMM DDR3L up to 1866, with dual-channel support
  • Flash Memory: 4GB eMMC
  • Drive Bay: 2 x 3.5" SATA 6 Gbps HDD
  • Drive Compatibility: 3.5" HDD; 2.5" HDD; 2.5" SSD
  • SSD Cache Acceleration Support: 3.5" drive bay: 1 to 2
  • Gigabit Ethernet Port: 1 x RJ45
  • USB Ports: 2 x USB 3.0, 3 x USB 2.0
  • USB One Touch Copy: Front: USB 3.0 Type-A
  • PCIe Slot: 1 PCIe 2.0 x2 slot
  • HDMI Output: 1 x HDMI v1.4b (up to 3840 x 2160 resolution at 30 Hz)
  • IR Sensor: Yes, supporting QNAP RM-IR004 remote control (optional purchase)
  • Audio: 1 x speaker, 2 x MIC Input, 1 x 3.5 mm line-out jack, Alarm buzzer
  • LED Indicators: Status/power, LAN, USB, HDD 1 - 2
  • Buttons: Power, Reset, USB One-touch-copy
  • System Warning: Alarm buzzer and voice prompts

Product Details

  • Manufacturer:
  • Model Number:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • QNAP
  • TS-251B-4G-US
  • 885022015672
  • New
  • 3.37 lbs
  • 9 X 7 X 4
  • Feb 19, 2026
  • Dec 16, 2018
Product Identifiers: Brand: Qnap • Part #: TS-251B-4G-US • UPC: 885022015672 • Category: Network Attached Storage

Qnap TS-251B-4G-US TS-251B 2-Bay NAS with Intel Celeron J3355

Reviews for Qnap TS-251B-4G-US

$365.19