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TerraMaster f2-223

About the Product

2-bay NAS for home or small office storage
Intel Celeron N4505 dual-core CPU, 4 GB RAM (expandable to 32 GB)
2 × 3.5″ SATA bays (up to ~40 TB total)
2 × M.2 NVMe slots for caching or apps
Dual 2.5 GbE Ethernet with link aggregation
USB 3.0 and HDMI ports for external devices and media
Runs TOS 5 with apps for backup, media streaming, and cloud sync
Supports TRAID, Plex, DLNA, and remote access via TNAS.online
Ideal for file storage, backups, and 4K media streaming

Description
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TERRAMASTER F2-223 2Bay NAS Storage – High Performance for SMB with N4505 Dual-Core CPU, 4GB DDR4 Memory, 2.5GbE Port x 2, Network Storage Server (Diskless)

Description

The TerraMaster F2-223 is a 2-bay Network Attached Storage (NAS) device designed for small businesses and home users. It is a diskless storage server that connects to your network, allowing multiple users and devices to store, access, share, and back up data centrally without a full server setup.

Key Specs

Drive bays: 2 × 3.5″ SATA (supports up to ~40 TB total, e.g., 2 × 20 TB)
CPU: Intel Celeron N4505 dual-core (up to 2.9 GHz Turbo)
Memory: 4 GB DDR4 (expandable up to 32 GB)
Network: 2 × 2.5 GbE Ethernet (supports link aggregation up to ~5 Gbps)
M.2 NVMe slots: 2 (for SSD caching or apps)
Ports: USB 3.0, HDMI (often useful for direct media output)
OS: TOS 5 — TerraMaster’s NAS operating system with apps and services built-in

What It Can Do

Storage & Backup

Centralized File Storage: It allows you to store all your documents, photos, and videos in one place, making them accessible to multiple devices on your network.
Data Backup: You can automatically back up PCs, Macs, and mobile devices, protecting your data from accidental loss or hardware failure
TRAID Disk Management: Its proprietary TRAID system helps you efficiently combine or protect your hard drives, offering flexibility between speed and data redundancy.

Media & Streaming

Media Streaming: The NAS can stream 4K videos to smart TVs, computers, or media players using DLNA, Plex, or Emby so that you can enjoy your media anywhere in your home.

Remote Access & Cloud Sync

- Remote Access: Through TNAS.online, you can securely access your files from anywhere over the internet, as if you were on your local network.
- Cloud Synchronization: It can sync files with popular cloud services like Google Drive, Dropbox, and OneDrive, keeping your data up-to-date across platforms.

Apps & Extras

App Ecosystem: The TOS operating system offers apps for downloads, photo management, multimedia, and even running Docker containers for advanced users.
SSD Caching: By adding M.2 NVMe SSDs, the NAS can speed up frequently used files and applications, improving overall system responsiveness.
Network Performance: Dual 2.5 GbE Ethernet with link aggregation allows higher network speeds, supporting faster file transfers and smoother streaming in compatible setups.

Good For

Home users or small offices need centralized file storage.
Backup server for multiple devices.
Media streaming/server (local playback or via Plex/Emby).
Those wanting 2.5 GbE network speeds without expensive gear.

Limitations

Intel Celeron N4505 is modest — fine for storage and streaming, but not heavyweight virtual machines.
Some users report occasional sluggish UI or reboot quirks.

Practical Notes

You can install larger SSDs in the M.2 slots for caching or app installations to improve responsiveness.
Link aggregation (combining two 2.5 GbE ports) can boost network throughput if your router/switch supports it.
TOS (TerraMaster OS) has a growing app ecosystem but may be less polished vs. competitors (e.g., Synology).