XN1205 — Desktop Tower NAS
Models: XN1205-4A / XN1205-4C
Best-in-Class Performance, Built for Professionals. Redefines agile and compact desktop tower storage by delivering performance once reserved for compact systems — now in a compact tower form factor for professionals. Equipped with a dedicated 2.5" SSD slot and NVMe for tiered or cache acceleration; with PCIe Gen4 x8 expansion to tackle workloads like VDI, virtualization, and 4K media editing. Combines QSAN’s file system and robust hardware to deliver highly efficient file services with modern protocols and enterprise-grade integration. Empowers teams with onboard 10 GbE and PCIe Gen4 x8 and supports upgrades to 25 GbE; with QSM, provides multi-protocol access, advanced permission controls, and intuitive management

QSAN XN1205
Applications
Uncompromised Data Security via multi-layer protection with trackless backup, two-factor authentication, and antivirus; WORM and SED enable folder-to-drive-level protection. From Storage to Solution: unified storage engineered to optimize I/O with virtualization-ready software and hardware, media production capabilities, and built-in enterprise backup tools.

Advantages
Technical Specifications
Maximum internal raw capacity: 153 TB
XN1205-4A: AMD® Ryzen™ 4-core
XN1205-4C: Intel® Core™ N 4-core
XN1205-4A: Pre-installed 8 GB DDR5 ECC DIMM; Total memory slots: 2; Expandable up to 64 GB
XN1205-4C: 8 GB DDR5 ECC DIMM; Total memory slots: 1; Expandable up to 16 GB
Drive bays: 3.5" slot × 4; 2.5" slot × 1
M.2 NVMe slots: 4A = ×2; 4C = ×1
Compatible drive type: 3.5" SATA HDD & 2.5" SATA SSD; M.2 NVMe SSD
Drive interface: 4A = SATA (6 Gb/s) + M.2 NVMe (PCIe Gen 4 ×1); 4C = SATA (6 Gb/s) + M.2 NVMe (PCIe Gen 3 ×2)
Hot swappable drive: Yes (M.2 slot does not support hot plugging)
2.5 GbE RJ45 LAN: 4 (onboard)
10 GbE SFP+: 2 (option)
10 GbE RJ45: 4A = 2 (onboard) / 2 (option); 4C = 2 (option)
25 GbE SFP28: 2 (option)
USB: 1 (front) / 2 (rear)
Console port: 1
PCIe expansion: 4A = Gen 4×8 slot × 1; 4C = Gen 3×2 slot × 1
12 Gb/s SAS Wide Port: 2 (option)
Uncompromised Performance for Pro
Equipped with 10 GbE and 2.5 GbE; optional 25 GbE; enterprise-level auto-tiering and SSD cache from built-in SSD specialized slots
Streamline Data Consolidation
Management tailored for best data retention (block and file levels); up to 10 GB connection bandwidth for file sharing efficiency
Native Comprehensive Security
Advanced authenticator and antivirus; WORM and SED for folder, pool, and drive-level security against cyberattacks and physical theft
CE / FCC / BSMI
QSM 4
177 × 190 × 235 mm (H × W × D)
Net weight 3.6 kg; Gross weight 4 kg