Brand: QNAP · SKU: TS-559ProII · MPN: TS-559ProII · Category: Storage

The QNAP TS-559 Pro II is a business-class Network Attached Storage (NAS) server featuring five hot-swappable 3.5-inch or 2.5-inch SATA III (6Gb/s) hard drive bays, supporting up to 15TB of storage (based on 3TB drives).
| DRAM | 1GB DDRIII RAM (Expandable up to 3GB) |
|---|---|
| LAN Ports | 2 x Gigabit RJ-45 Ethernet port |
| Processor | Intel® Atom™ 1.8GHz Dual-core Processor |
| USB Ports | 2x USB 3.2 Gen 1 (1 Front, 1 Back), 4x USB 2.0 (Back) |
| Drive Bays | 5 x 3.5” or 2.5” SATA 6Gb/s, SATA 3Gb/s HDD or SSD (Hot-swappable) |
| Form Factor | Tower |
| eSATA Ports | 2 x eSATA port (Back) |
| Flash Memory | 512MB DOM |
| RAID Support | Single disk, RAID 0, 1, 10, 5, 6, 10+hot spare, 5+hot spare, 6+hot spare |
| File Systems Supported | EXT3, EXT4, NTFS, HFS+ |
| Warranty | 3-Year Warranty |
| Weight | Net weight: 5.1 kg (11.24 lbs); Gross weight: 6.5 kg (14.33 lbs) |
| Dimensions | 185 (H) x 210.6 (W) x 235.4 (D) mm / 7.28 (H) x 8.29 (W) x 9.27 (D) inch |
The QNAP TS-559 Pro II is a 5-bay Turbo NAS designed for centralized network storage, file sharing, backup, and data management. Its five drive bays provide flexible storage expansion and support suitable RAID configurations for business, office, and professional storage environments.
The QNAP TS-559 Pro II 5-Bay Turbo NAS is a dedicated network-attached storage system designed to provide centralized file storage and data management for businesses, offices, and professional users. With five drive bays, it allows users to install compatible hard drives and build a storage configuration based on their capacity, performance, and data protection requirements. The multi-bay design supports suitable RAID configurations, helping users organize storage while providing options for data redundancy and improved storage availability. The TS-559 Pro II can be used for file sharing, centralized backups, data archiving, media storage, and network-based access from compatible computers and devices. The QNAP TS-559 Pro II is suitable for small businesses, home offices, IT environments, and professional users looking for dedicated network storage. Before installation, verify supported drive types and capacities, RAID requirements, network connectivity, firmware compatibility, and the exact hardware configuration of the NAS.
Yes, this QNAP TS-559 Pro II 5-bay Turbo NAS (TS-559ProII) is 100% genuine QNAP hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This QNAP TS-559 Pro II 5-bay Turbo NAS includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the TS-559ProII.