Highly-reliable ZFS-based storage with PCIe Gen 4 expandability for 10/25GbE connectivity, M.2 NVMe SSD caching and multi-threads processors for virtualization applications
With an Intel? Core? multicore-core Processor to support the ZFS-based QuTS hero operating system, the TVS-h874 SMB NAS ensures data integrity and supports block-level inline data deduplication and compression, near-limitless snapshots, real-time SnapSync, and SSD optimization. Whether for mission-critical file servers, virtualization servers, collaborative video editing, or efficient data backup and recovery applications, the TVS-h874 delivers an ideal NAS solution. The high-performance TVS-h874 provides PCIe Gen 4 (up to twice the transmission speed of Gen 3) expandability, M.2 NVMe SSD caching, and 2.5GbE/10GbE connectivity for high-speed virtualization network environments.

PC/Laptop backup
For Windows?, install NetBak Replicator to back up your PC to QNAP NAS. In macOS?, just set up the built-in Time Machine? to secure your data.

Remote backup for NAS
Hybrid Backup Sync makes it easy to back up data from a TVS-h874 to another QNAP NAS or remote server to fulfill your 3-2-1 backup strategy.

VM backup
Enjoy license-free VMware? and Hyper-V VM backup with source-side incremental backup, global deduplication, and recovery compression.

SaaS backup
Safeguard enterprise cloud data by backing up/syncing files, emails, calendars, and contacts from Google? Workspace and Microsoft? Office 365? to the NAS.

Cloud backup for NAS
Hybrid Backup Sync supports mainstream cloud storage for NAS data backup. For backup to object cloud storage, VJBOD Cloud is especially useful to reduce bandwidth usage and backup time.

QuDedup technology
Hybrid Backup Sync eliminates redundant data at the source and then backs up the deduplicated data, helping to save time and storage costs while providing efficient multi-version backups.

Real-time SnapSync
Real-time SnapSync immediately synchronizes data changes with the destination storage, ensuring the primary and secondary NAS always have the same data. RPO is minimal to achieve real-time disaster recovery.

Multi-version snapshots mitigate ransomware threats
The TVS-h874 supports block-based snapshots that record the state of the system at any time. It helps protect data, which can be restored back to a specific point of time, greatly helping in mitigating the threat of ransomware.

Up to 65,536 snapshots
QuTS hero supports enough snapshots for you to create 1 snapshot every hour for 7 years without needing to delete any! Copy-on-write technology makes snapshot creation almost instantaneous without affecting ongoing data writing.

Back up snapshots
Multiply data protection by backing up snapshot files! Replicate volume/LUN snapshots in the TVS-h874 to a remote NAS (Snapshot Replica) by copying only the changes made. This helps save time & bandwidth, and can be run manually or on a scheduled basis.

All-in-one solution for hosting virtual machines and containers
By running multiple virtual machines and containers on the TVS-h874, you can deploy multi-tenant environments and applications to increase management efficiency and save hardware costs. Coupled with the Network & Virtual Switch app that boosts interoperability between virtual machines, containers, QNAP NAS, and other physical devices on the network, you can flexibly allocate physical and virtual network resources to simplify network deployment.

Qfiling
Automate your file organization ? all you need to do is categorize files, set a schedule, and Qfiling will do the rest. Qfiling also enables smart recycling that instantly moves filtered files to the Recycle Bin.

Smart surveillance solution for 24/7 security
QVR Elite is QNAP?s subscription-based smart surveillance solution, allowing you to easily build a surveillance system with lower TCO and higher scalability. Recordings are saved as MP4 files, allowing playback on nearly every device. QVR Elite also integrates QNAP AI-based solutions to build smart facial recognition for retail and door access systems with QNAP NAS. You can arrange a dedicated, independent storage space for surveillance data on the TVS-h874 and enjoy simplified camera management, storage space allocation, camera live viewing and playback.

Flexible and economical storage expansion
QNAP provides easy ways to expand your storage capacity. Here are several ways to expand your TVS-h874 storage as needed to accommodate data and business growth.

Attach QNAP expansion enclosures
Connect expansion enclosures to the TVS-h874, and manage NAS storage expansion with the user-friendly Storage & Snapshots Manager app.

Mount cloud storage or remote file servers
Mount cloud storage or remote file servers to expand the capacity of the TVS-h874 while also centrally managing files on the NAS, cloud storage, and remote devices.

Migrate to a new NAS
Install your NAS hard drives into a larger QNAP NAS and retain all your existing data and configurations.

Upgrade RAID capacity
Hot-swap lower-capacity drives with larger-capacity drives to expand your NAS capacity so it can grow with your business.

More productivity-boosting applications
The TVS-h874 provides an App Center that includes feature-rich apps to expand your NAS potential!

QuObjects
Run a high-performance S3 compatible development environment on your TVS-h874 to simplify service development workflows from testing to production. You can also move cold data from the cloud to an on-premises QuObjects to save cloud storage costs.

Notification Center
Consolidates all system events, alerts, and notifications for smooth and easy NAS management, keeping you always informed of your NAS status.

Proxy Server
By using a high-capacity TVS-h874 as a proxy server, online resources can be efficiently accessed with greater cost-savings and productivity, while network security is also enhanced at the same time.

QmailAgent
The best email backup solution that allows you to easily backup/recover and manage multiple email accounts in their native format with strong security and data integrity.

Qcontactz
Centrally manage all your contacts, import contacts from Google?, import/export contact information using CSV or vCard files, and enjoy an always-online database of contact information.

QuFTP
The TVS-h874 can perform as an FTP server featuring SSL/TLS encryption, QoS bandwidth controls, and permission settings for efficiently and securely transferring large amounts of data. FTP Client is also supported.

A health check for your hard drives

Hard drives are at the heart of your NAS, and ensuring their long-term health and reliability is absolutely crucial. QNAP provides various methods and tools to help you monitor hard drive health, ensuring that you can take proactive decisions to safeguard your data and files.

S.M.A.R.T. and back block scanning
If any of the S.M.A.R.T. values are reported as abnormal, or bad blocks are detected, you can take early action and replace drives before potential data loss occurs.

DA Drive Analyzer
The DA Drive Analyzer leverages ULINK cloud-based AI to predict the expected lifespan of drives, assisting you in planning future drive replacements to protect against NAS downtime and data loss.

Seagate? IronWolf? Health Management
When using supported IronWolf? or IronWolf Pro? hard drives, overall system reliability is improved by providing you with actionable prevention, intervention, and recovery options.

Flexibly switch to QTS operating system
The TVS-h874 also supports QTS – QNAP?s standard NAS operating system ? that provides greater everyday performance, efficient memory utilization, and the advantage of Qtier auto-tiering. You can also migrate drives from your current QTS-based NAS to the TVS-h874.