QNAP - TS-251D-4G 2-Bay, Intel Celeron Apollo Lake J3355, 4GB DDR3L RAM, External Network Attached Storage (NAS) - White

Name: QNAP - TS-251D-4G 2-Bay, Intel Celeron Apollo Lake J3355, 4GB DDR3L RAM, External Network Attached Storage (NAS) - White
Brand: QNAP
SKU: 6465486
Rating: 5 (3 reviews)

Model: TS-251D-4G-US

SKU: 6465486

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Key Specs
- Security Features: 1. Supported RAID types: RAID 0, 1, JBOD, Single
- Storage Capacity: 0 gigabytes (Measured in megabytes (MB), gigabytes (GB) and terabytes (TB), this is the amount available for storing files, music, movies, photos and more. The total includes the capacity of the hard disk drive and solid state drive if both are included on the computer.)
- Number Of Drives Included: 0
- Number of Bays: 2 (Each bay, or enclosure, holds an individual drive.)
- Processor Model: Intel Celeron (Your computer's processor is like its brain. Working in combination with system memory, the power of the processor determines the complexity of software you can run, how many programs you can have open at the same time, and how fast those programs will run. Most computers feature an AMD, Intel or Snapdragon processor.)
General
- Brand: QNAP
- Model Number: TS-251D-4G-US
- Product Name: TS-251D-4G 2-Bay, Intel Celeron Apollo Lake J3355, 4GB DDR3L RAM, External Network Attached Storage (NAS)
- Color: White
Security
- Security Features: 1. Supported RAID types: RAID 0, 1, JBOD, Single
Features
- Storage Capacity: 0 gigabytes (Measured in megabytes (MB), gigabytes (GB) and terabytes (TB), this is the amount available for storing files, music, movies, photos and more. The total includes the capacity of the hard disk drive and solid state drive if both are included on the computer.)
- Number Of Drives Included: 0
- Number of Bays: 2 (Each bay, or enclosure, holds an individual drive.)
- Power Supply: External Power Adapter, 65W, 100-240V
Ports
- Number of RJ-45 Ports: 1 (An RJ-45 port, or jack, is an 8-pin connection between a device and a local area network (LAN), using an Ethernet, or RJ-45, cable.)
- Number of USB Ports (Total): 5
Processor
- Processor Brand: Intel
- Processor Model: Intel Celeron (Your computer's processor is like its brain. Working in combination with system memory, the power of the processor determines the complexity of software you can run, how many programs you can have open at the same time, and how fast those programs will run. Most computers feature an AMD, Intel or Snapdragon processor.)
- Processor Model Number: J4025/J4005
- Processor Cores: 2-core (dual-core)
Compatibility
- System Requirements: Apple Mac OS 10.7 or later, Linux and UNIX, Microsoft Windows 7, 8, and 10, Microsoft Windows Server 2003, 2008 R2, 2012, 2012 R2 and 2016, 2019 (The software that a product must have for it to be able to integrate with another product.)
- Drive Compatibility: 2.5" SATA HDD, 2.5" SATA SSD, 3.5" SATA HDD
- RAID Support: RAID 0, RAID 1 (A Redundant Array of Independent Disks (RAID) includes a collection of separate disks that your computer recognizes as one disk unit. Each configuration offers a different level of mirroring, striping and read/write speeds.)
- Ethernet Standard: 10 (Each standard is a variation of the IEEE 802.3 set of computer networking technologies known as Ethernet. New versions evolved to include higher bandwidth, different physical media, and other new and improved features. Standards are often denoted by speeds (in Megabits per second). For example, a 10/100/1000 Ethernet port transmits at 10 Mbps, 100 Mbps, and 1000 Mbps (1 Gbps).)
Memory
- System Memory (RAM): 4 gigabytes (Random-access memory (RAM) is a computing device's short-term data storage, which allows active information to be accessed quickly. The size and type of RAM determines how efficiently the device can handle large amounts of information at one time. For example, gaming or video editing requires more RAM for optimal performance.)
- Type of Memory (RAM): DDR3L SoDIMM (Each type of RAM delivers a different level of speed, bandwidth, energy efficiency and performance.)
Dimensions
- Product Height: 6.61 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
- Product Length: 8.9 inches (The out of box length of the item. Length is measured as the longest dimension of the item.)
- Product Width: 4.13 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
- Product Weight: 3.26 pounds (The out of box weight of the item.)
Warranty
- Warranty - Parts: 2 years
- Warranty - Labor: 2 years
Other
- UPC: 885022018697

The TS-251D integrates secure data storage and multimedia entertainment into one device. Featuring a PCIe slot, the TS-251D allows you to flexibly extend NAS functionality and potential applications. You can enhance overall system performance by installing a QNAP QM2 card for M.2 SSD caching/10GbE connectivity combined with Qtier auto-tiering storage and installing a 10GbE/5GbE/2.5GbE network expansion card. In addition, TS-251D can be used with QNAP’s smart AI photo management application, QuMagie, which integrates AI image recognition to group similar photos together in album “People”, “Things” and “Places”. The TS-251D features an HDMI slot to stream multimedia throughout your home. The TS-251D supports dual-channel hardware decoding and transcoding, allowing you to view NAS media files smoothly across various devices.

Build a Plex Server: Plex Media Server can be Quickly installed and setup on the TS-251D, allowing you to stream media files to mobiles and media streaming devices.
A Secure Backup Center: Backup, restoration and synchronization functions in a single QTS app so you can easily transfer your data to local, remote and cloud storage spaces as a comprehensive data storage and disaster recovery plan.
Safe and Secure Data Protection: The TS-251D features powerful backup solutions for your files, devices, and media library. Schedule automated backups, sync your data across devices, and utilize snapshots to protect your entire system.
Flexible Storage Expansion: QNAP provides several ways to expand the storage capacity of your TS-251D to accommodate data and business growth.
Directly host virtual machines and containers: Virtualization Station and Container Station provide comprehensive virtualization support, and the Network & Virtual Switch allows you to allocate physical network resources to virtual machines, containers, and the NAS to simplify network deployment.
Safeguard your environment with QVR Pro: QVR Pro is a modern NAS-based surveillance solution that simplifies camera management, storage space allocation, camera live view, and playback.
Seamless integration with cloud data: The TS-451D2 can be easily integrated with mainstream cloud services such as Google Drive, Amazon S3, Box, Dropbox and many more.
Maximum Device Capacity : You can store up to 36,000 GB of data when you plug in your own hard drive(s).
Build a Plex Server: Plex Media Server can be Quickly installed and setup on the TS-251D, allowing you to stream media files to mobiles and media streaming devices.
A Secure Backup Center: Backup, restoration and synchronization functions in a single QTS app so you can easily transfer your data to local, remote and cloud storage spaces as a comprehensive data storage and disaster recovery plan.
Safe and Secure Data Protection: The TS-251D features powerful backup solutions for your files, devices, and media library. Schedule automated backups, sync your data across devices, and utilize snapshots to protect your entire system.
Flexible Storage Expansion: QNAP provides several ways to expand the storage capacity of your TS-251D to accommodate data and business growth.
Directly host virtual machines and containers: Virtualization Station and Container Station provide comprehensive virtualization support, and the Network & Virtual Switch allows you to allocate physical network resources to virtual machines, containers, and the NAS to simplify network deployment.
Safeguard your environment with QVR Pro: QVR Pro is a modern NAS-based surveillance solution that simplifies camera management, storage space allocation, camera live view, and playback.
Seamless integration with cloud data: The TS-451D2 can be easily integrated with mainstream cloud services such as Google Drive, Amazon S3, Box, Dropbox and many more.
Maximum Device Capacity : You can store up to 36,000 GB of data when you plug in your own hard drive(s).