QNAP TS-431P 4-Bay NAS Enclosure

The TS-431P 4-Bay NAS Enclosure from QNAP is a powerful, yet affordable 4-bay NAS for middle-end small and home offices that can be used for backup, synchronization, remote access, and home entertainment with many feature-rich apps available, including Notes Station, QmailAgent, and Qcontactz. Its four drive bays are capable of supporting 3.5″ SATA III (6 Gb/s) and SATA II (3 Gb/s) hard drives, as well as 2.5″ SATA III (6 Gb/s) and SATA II (3 Gb/s) hard drives and SSDs.

The TS-431P runs on the QTS 4.2 operating system, which is a browser-based operating system which helps to simplify managing your QNAP NAS. Its CPU is a dual-core 1.7 GHz ARM Cortex A15, fabricated by AnnapurnaLabs, and its 1GB of DDR3 RAM allows frequently-used files and applications to be quickly accessed. The NAS is capable of achieving read speeds of up to 223 MB/s and write speeds of up to 172 MB/s, as well as transfer speeds of over 190 MB/s with AES 256-bit full NAS volume encryption. It features three USB 3.0 ports Type-A which allows it to be connected to your Windows, Mac, or Linux/UNIX system. Network connectivity is achieved via two integrated Gigabit Ethernet ports, with link aggregation to increase the total data transmission potential. Failover and dual IP are also supported to ensure continuous system operations, and data may also be made remotely available through the free iOS and Android applications.

The TS-431P is engineered for quiet operations, generating 19.5 dBA at low speeds. It operates on 100-240 VAC and includes two Ethernet cables, flathead screws for 3.5″ and 2.5″ drives, a power adapter, and a power cord. It is protected by a limited 2-year warranty.