TERRAMASTER F4-425 Pro NAS Storage – 4Bay, Intel N350

TERRAMASTER F4-425 Pro NAS Storage - 4Bay

TERRAMASTER F4-425 Pro NAS Storage – 4Bay, Intel N350 8-Core, 16GB DDR5, 5GbE LAN x 2, M.2 Slot x 3, AI-Native OS TOS 7, OpenClaw Supported, Network Attached Storage for Multimedia and VM (Diskless)

The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked.

F4-425 Pro N350

1 Al Natural Language NAS 2 Powerful Hardware 3 Unified Sync/Backup/Cloud 4 Dual 5GbE LANs
1 Al Photo Organizer 2 Al Health Monitor 3 TerraSync: Easy Data Sync 4 TRAID Max Usable 5 Al Automation APIs
1 Al-Driven Backup 2 Al Pipeline Deploy 3 Al Local Family Hub 4 Smart 5GbE Aggregation

TERRAMASTER High Performance NAS Comparison

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Customer Reviews5.0 out of 5 stars1—3.9 out of 5 stars124.0 out of 5 stars27
Price£729.99£729.99£549.99£549.99£471.99£471.99£592.49£592.49
Drive Bays4444
CPUi3-N350 8-CoreIntel N95 4-CoreIntel N150 4-CoreIntel i3-N305 8-Core
RAM16GB RAM8GB RAM16GB DDR532GB DDR5
LAN Port5GbE Port x 25GbE Port x 25GbE Port x 22.5GbE Port x 2
M.2 SSD Slot3332
USB Host (Front)USB 3.2 *1USB 3.2 *1USB 3.2 *1None
USB Host (Back)USB 3.2 * 3USB 3.2 * 3USB 3.2 * 3USB 3.2 *2
Max Raw Storage Capacity144 TB (30TB x 4 + 8TB x 3)144 TB (30TB x 4 + 8TB x 3)144 TB (30TB x 4 + 8TB x 3)120 TB (30TB x 4)
Supported RAID TypeRAID 0/1/5/6/10; TRAID/TRAID+RAID 0/1/5/6/10; TRAID/TRAID+RAID 0/1/5/6/10; TRAID/TRAID+RAID 0/1/5/6/10; TRAID/TRAID+
Hardware Transcoding4K/8K4K/8K4K/8K4K
Push-Lock Tray✔✔✔✔
Case MaterialAluminum-AlloyAluminum-AlloyAluminum-AlloyPlastic

  • Powerful Hardware for Demanding Tasks: Driven by a low-power 7W Intel N350 8-core CPU and 16GB DDR5 memory, the F4-425 Pro network attached storage handles demanding tasks with ease. Dual 5GbE ports deliver link-aggregated bandwidth of 10Gb and transfer speeds of up to 1020MB/s, while three M.2 NVMe slots with Hyper Cache acceleration maximize disk array performance for video editing, virtualization, and more.
  • Revolutionary TOS 7 AI OS with OpenClaw Ready: TOS 7 is a groundbreaking AI-native NAS operating system integrating the OpenClaw AI agent at the system core. This AI NAS replaces complex menu navigation with natural language commands, processes AI tasks locally by default, and opens 500+ APIs for custom workflows.
  • Online Office Editing, Global Search & All-New TNAS Mobile App: TOS 7 supports online editing of Word, Excel, and PPT files without downloading, plus a new global search that instantly locates any file across all folders and volumes – 10x faster than before. The all-new TNAS Mobile app lets you manage, access, and share files from your phone with ease. This NAS enclosure has never been more productive.
  • 4K Multimedia Server for the Whole Family: With hardware 4K decoding and native support for Plex, Emby, and Jellyfin, this multimedia server streams your media library to smart TVs, phones, tablets, and streaming sticks. The TerraMaster Photos app automatically organizes family memories with AI-powered smart categorization.
  • Flexible TRAID Storage & Online Expansion: Beyond traditional RAID 0/1/5/6/10, the exclusive TRAID technology on this 4-bay NAS supports mixed-capacity drives to maximize usable space and enables online array expansion without interrupting services or migrating data.
  • Enterprise Backup & Ransomware Defense: The Business Backup Suite (BBS) and TFSS snapshots deliver a complete 3-2-1 backup strategy for your NAS storage. HyperLock-WORM protects data integrity for up to 70 years, while real-time snapshot defense keeps ransomware at bay.
  • Docker & Virtualization Built In: Native Docker Compose, Portainer, and VirtualBox support make this NAS server a versatile platform for running containers, Windows VMs, and Linux environments simultaneously — ideal for developers, home labs, and small business IT.
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SKU: B0GTQ922L1
Size: 4bay, F4-425 Pro
Brand: TERRAMASTER
Model: F4-425 pro（N350）
Colour: Silver
Manufacture: TERRAMASTER
Colour: Silver
Origin: China
Size: 4bay, F4-425 Pro

Product Description

The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked.

F4-425 Pro N350

Text reads "8K", "152TB", "Intel Xeon Processor", "16GB DDR5 RAM", "768 VRAM Ports", "AI Open-AI Agent Ready". High-tech server/storage device with specifications displayed on dark background with tech component imagery.
  1. Text reads "Control Your NAS with Natural Language." Digital interface screenshot showing NAS control application with text input field and system information displayed on computer screen.
  2. Text reads "8 Cores, 16GB DDR5 RAM, Dual 5GHE", "Intel N350", "2x 5GHE Ports", "16GB DDR5 RAM". Computer processor chip with specifications and RAM memory module displayed with technical details.
  3. Text reads 'TerraMaster Unified Data Protection' with subtitle 'Sync, Backup, Cloud, Sharing'. Product diagram showing desktop monitor, storage device, smartphone, and cloud icons connected by network lines, illustrating data protection ecosystem.
  4. Text reads 'Real-world Speed: 1010 MB/s' with performance specifications and bar charts. Device storage speed specifications with data transfer rate information and technical details shown.
  1. Text reads 'Backup & Organize Family Photos' with 'Free personal cloud storage'. Smartphone displaying photo backup interface next to laptop and tablet showing synchronized photo organization across devices.
  2. Text reads 'Securepoint 4.1', '7x24 Auto Guard Your NAS Health', 'Protect your NAS 24/7 from risks', and 'Real-time status dashboard combo'. Two black and white network storage devices with orange and blue security feature icons displayed.
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  2. Text reads 'Auto Backup 50+ PCs with Real-time Synchronization with Natural Language'. Office worker at computer workstation with backup device, monitor, keyboard, and smartphone visible.
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  4. Text reads 'Family Media Hub' with bullet points listing features. Image shows hands holding smartphone displaying photos, tablet, and wall-mounted television in home entertainment setup.
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TERRAMASTER High Performance NAS Comparison

F4-425 Pro N350

F4-425 Plus N95

F4-425 Plus N150

F4-424 Pro

Customer Reviews 5.0 out of 5 stars1 — 3.9 out of 5 stars124.0 out of 5 stars27
Price £729.99£549.99£471.99£592.49
Drive Bays 4 4 4 4
CPU i3-N350 8-Core Intel N95 4-Core Intel N150 4-Core Intel i3-N305 8-Core
RAM 16GB RAM 8GB RAM 16GB DDR5 32GB DDR5
LAN Port 5GbE Port x 2 5GbE Port x 2 5GbE Port x 2 2.5GbE Port x 2
M.2 SSD Slot 3 3 3 2
USB Host (Front) USB 3.2 *1 USB 3.2 *1 USB 3.2 *1 None
USB Host (Back) USB 3.2 * 3 USB 3.2 * 3 USB 3.2 * 3 USB 3.2 *2
Max Raw Storage Capacity 144 TB (30TB x 4 + 8TB x 3) 144 TB (30TB x 4 + 8TB x 3) 144 TB (30TB x 4 + 8TB x 3) 120 TB (30TB x 4)
Supported RAID Type RAID 0/1/5/6/10; TRAID/TRAID+ RAID 0/1/5/6/10; TRAID/TRAID+ RAID 0/1/5/6/10; TRAID/TRAID+ RAID 0/1/5/6/10; TRAID/TRAID+
Hardware Transcoding 4K/8K 4K/8K 4K/8K 4K
Push-Lock Tray ✔ ✔ ✔ ✔
Case Material Aluminum-Alloy Aluminum-Alloy Aluminum-Alloy Plastic

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