Listing Title: QNAP TS-1635AX 16-Bay Desktop NAS - 4GB DDR4, Dual 10GbE SFP+, 2x PCIe, Virtualization Ready

OverviewThe QNAP TS-1635AX is a high-density, high-performance 16-bay desktop NAS built for home lab enthusiasts, media professionals, and small-to-medium businesses. Unlike typical 4-bay or 8-bay consumer NAS units, this unit combines massive storage capacity with enterprise-level networking and hardware expansion. Powered by a 64-bit Marvell ARMADA 8040 quad-core 1.6 GHz processor, it delivers native dual 10GbE SFP+ connectivity, Qtier auto-tiered storage, and containerized virtualization right out of the box.

Key Features & Standout Advantages

• 16-Bay High-Density Storage: Features 12x 3.5-inch hard drive bays alongside 4x dedicated 2.5-inch SATA SSD bays, plus 2x internal M.2 2280 SATA SSD slots for Qtier 2.0 auto-tiering or high-speed SSD cache acceleration.

• Built-In Dual 10GbE SFP+ Ports: Skip the costly add-on cards—enjoy 10 Gigabit network speeds out of the box for fast backup, 4K video editing, and heavy file transfers. Includes 2x 1GbE RJ-45 ports for failover and link aggregation.

• Dual PCIe Gen 3 Expansion Slots: Equipped with two PCIe slots (Gen 3 x2 and x1) to easily add QM2 M.2 SSD cards, Wi-Fi 6 cards, or 10Gbps USB 3.2 Gen 2 expansion ports.

• Upgradeable DDR4 Memory: Pre-installed with 4GB DDR4 RAM in a standard 288-pin UDIMM slot, easily user-upgradeable up to 16GB for memory-heavy applications.

• Snapshot & Ransomware Protection: Built-in volume and LUN snapshot features allow fast, point-in-time data recovery against accidental deletion or ransomware threats.

Technical Specifications

Condition & Included Items

• Condition: Pre-owned, fully tested, and restored to factory QTS defaults. Clean unit showing light cosmetic wear from normal use.

• What's Included: QNAP TS-1635AX NAS unit, power cord, and drive bay trays. (Storage drives and M.2 SSDs are not included).