F4-425 Plus is designed for geek enthusiasts and small offices, featuring outstanding hardware configuration with 16GB DDR5 memory (non-ECC SODIMM) and dual 5GbE ports for exceptional performance. Its on-device AI photo management organizes memories without cloud uploads, ensuring complete privacy. With massive 144TB storage, it centralizes data effortlessly while enhancing team collaboration. Multi-layered security provides reliable, worry-free data protection.
Equipped with Intel's new Twin Lake N150 4-core processor (up to 3.6GHz) with integrated Intel® Graphics, delivering 25% faster 8K video transcoding. Features AES-NI hardware encryption, 16GB DDR5 memory (non-ECC SODIMM), dual 5GbE ports, and three M.2 slots for exceptional performance and expandability.
The F4-425 Plus delivers massive expandable storage, supporting four HDDs (30TB/drive) and three M.2 SSDs (8TB/drive) for a total capacity of 144TB. Its three M.2 slots can be configured as a RAID 5 array for both data security and fast performance, while also enabling independent storage pools for HDDs and SSDs. Storage can be further expanded using TerraMaster USB DAS for seamless scalability.
Dual 5GbE ports deliver blazing speeds and maxed-out performance. Supporting multiple Bond modes and SMB Multichannel, they achieve sequential write speeds up to 1020MB/s and 4K random read/write speeds of 280K IOPS. Ideal for multi-user offices and video editing scenarios.
TOS supports Docker Compose and Portainer for streamlined deployment of numerous containerized applications to meet customized needs. With VirtualBox, run multiple virtual machines in parallel to support testing, office, and development environments. All consolidated into one device for versatile work, learning, and entertainment use cases.
The F4-425 Plus features 4K video hardware decoding and supports media server apps like Plex, Emby, and Jellyfin for multi-screen streaming to phones and TVs. With built-in download tools like Aria2 and Xunlei, it lets you easily acquire, manage, and enjoy your media. All in one powerful, streamlined hub.
The F4-425 Plus comes with TOS 6, TerraMaster's web-based operating system built specifically for its NAS devices. All configurations are handled through an intuitive browser interface, no command-line expertise required.
TOS 6 introduces over 40 new features and refines more than 370 details, delivering a fully redesigned user experience. With strengthened security mechanisms and enhanced system performance, it offers TNAS users a smoother, faster, and more reliable upgrade experience.
- TerraSync (TS): Syncs data across multiple backup servers and between servers and PCs.
- Centralized Backup (CB): Backs up employee PCs, file servers, and VMs to a local backup server.
- Duple Backup (DB): Provides off-site disaster recovery through cross-server replication.
- CloudSync: Enables cloud-based backup and disaster recovery.
- Snapshot: Protects files and folders with instant snapshots to guard against ransomware.
An enterprise-level cloud solution built for SMBs. It ensures complete privacy security with on-premises data storage and enables efficient, stable file transfer over LAN, bypassing bandwidth limitations.
It offers 13 flexible permission settings to create individual accounts for home or business users, supporting batch creation, password policies, and Recycle Bin management. With Windows Active Directory/LDAP integration, users can log in directly with their domain credentials, eliminating extra passwords and streamlining IT maintenance.
TerraMaster CloudSync automates one-way or two-way sync between your NAS and leading cloud services like Google Drive, OneDrive, Dropbox, Baidu Cloud, and Alibaba Cloud. Flexible sync strategies, data encryption, scheduled tasks, and bandwidth control ensure secure and efficient synchronization.
Supports mainstream protocols including SMB, NFS, SFTP/FTP, AFP, iSCSI, and WebDAV. Flexible permissions based on users, groups, and directories enable secure, cross-platform file sharing across diverse network environments.
TNAS makes it easy to deploy file, mail, web, and FTP servers, alongside MySQL databases, CRM, Node.js, Java VM, and more, meeting the diverse needs of SMBs in education, consulting, finance, research, legal, and other sectors.
Easily build a professional surveillance system by connecting multiple ONVIF-compatible IP cameras to your TNAS. Manage cameras, view live or recorded footage, and store videos directly to designated storage on the NAS. All through a unified interface.
Leveraging a global multi-node network for reliable data transfer, it enables efficient access from any network environment without complex configuration. Securely retrieve your NAS data from anywhere in the world with consistent performance.
The F4-425 Plus enables one-click deployment of a high-security personal private cloud, delivering enterprise-grade protection without subscriptions. Using TPT direct-connect technology for full-speed transfers, it allows secure, easy access from any device with no complex setup, ensuring complete data privacy.
TNAS uses local AI algorithms for intelligent photo organization without cloud uploads, ensuring complete privacy. It automatically recognizes faces, pets, and scenes to create personalized albums with relationship tags -- enabling quick search and seamless sharing. Ideal for households and photography enthusiasts.
One Place for All Family Photos: Keep every memory secure, organized, and easy to share.
AI-Sorted Albums: Automatically organize thousands of photos into personal collections.
Timeline of Milestones: Instantly find any baby photo or video by date. Celebrate every growth.
The app offers seamless automatic backup of mobile photos and videos, with AI-powered categorization for large libraries. It integrates device setup, user/storage management, personal folders, team shares, and a safe -- enabling remote access and mobile productivity. Granular sharing controls allow custom link expiration, access limits, encryption, and download permissions for secure collaboration.
Family Data Storage Hub: Designed for households, it supports drives up to 30TB for a total capacity of 144TB - capable of storing 50 million HD photos, 150 million documents, 98,000 HD movies, or 5 million lossless audio tracks.
Unified Management of Massive Resources: Back up data scattered across PCs, mobile devices, external drives, and cloud storage to your TNAS for unified management - effectively preventing data loss caused by hardware failure or viruses.
Unlike other NAS devices that require users to partition and format hard drives before installation, erasing all existing data, the F4-425 Plus supports direct installation with full preservation of the original data.
TOS 6 supports direct data drive mounting, enabling users to hot-plug hard drives with existing data into the TNAS for immediate access. This requires no partitioning or formatting and keeps all original data fully intact.
| Processor Model | Intel® N150 Quad-Core |
|---|---|
| Processor Architecture | x86 64-bit |
| Processor Frequency | Max burst up to 3.6 GHz |
| Hardware Transcoding Engine | H.264, H.265, MPEG-4, VC-1; maximum resolution: 4K (4096 x 2160); maximum frame rate per second (FPS): 60 |
| System Memory | 16GB DDR5 non-ECC SODIMM |
| Pre-installed Memory Module | 1 × 16GB DDR5 non-ECC SODIMM |
| Total Memory Slot Number | 1 × (DDR5 non-ECC SODIMM) |
| Maximum Supported Memory | 32GB DDR5 non-ECC SODIMM |
| Max Internal Raw Storage | 120 TB (30TB x4) (Capacity may vary by RAID types) |
| Disk Slot Number | 4 |
| M.2 2280 NVMe Slot | 3 (PCIe 3.0 x1) |
| RJ-45 5GbE Network Port | 2 |
| USB3.2 Host Port | 3 x Type A + 1 x Type C |
| HDMI | 1 |
| Size (H*W*D) | 150*181*219 mm |
| Weight | Net Weight: 2.9 Kg , Gross Weight: 4.1 Kg |
| Power Supply | 90W |
| Products | ||||
|---|---|---|---|---|
| Drive Bays | 4 | 2 | 4 | 4 |
| CPU | Intel N150 4-Core | Intel N150 4-Core | 8-Core Core i3-N305 | Intel N5095 4Core |
| RAM | 16GB DDR5 (non-ECC SODIMM) | 8GB DDR5 (non-ECC SODIMM) | 32GB DDR5 (Non-upgradable, non-ECC SODIMM)) | 4GB DDR4 (non-ECC SODIMM) |
| LAN Port | 5GbE Port x 2 | 5GbE Port x 2 | 2.5GbE Port x 2 | 2.5GbE Port x 1 |
| M.2 SSD Slot | 3 | 3 | 2 | None |
| USB Host (Front) | USB 3.2 *1 | USB 3.2 *1 | None | USB 3.2 *1 |
| USB Host (Back) | USB 3.2 * 3 | USB 3.2 * 3 | USB 3.2 (10Gbps) x 2 | USB 3.2 *1 + USB 3.1 *1 |
| Max Raw Storage Capacity | 144 TB (30TB x 4 + 8TB x 3) | 84 TB (30TB x 2 + 8TB x 3) | 96 TB (24TB x 4, RAID 0) | 120 TB (30TB x 4) |
| Supported RAID Type | RAID 0/1/5/6/10; TRAID/TRAID+ | RAID 0/1/JBOD/Single; TRAID | RAID 0/1/5/6/10/JBOD; TRAID | RAID 0/1/5/6/10/JBOD; TRAID |
| Hardware Transcoding | 4K/8K | 4K/8K | 4K | 4K |
