XF3126D Features Specs Compare
Features Specs




Intel® Xeon® 64-bit 6-Core​ Processor


16GB DDR4 RDIMM (Max 384GB)​

Ultra Performance

450K Random Write IOPs @ 500μs Latency
220K Random Write IOPs @ 300μs Latency

Active-Active Architecture

Dual-Active Design

Easy File Access with Quick Connection


XFinder is a desktop utility that searches for QSAN XCubeFAS devices in the local area network.

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Liquid Crystal Monitor

Portable USB LCM (LCD Module) can help you identify management port IP address.

The Best Entry-Level All-Flash Array Data Storage

NVMe Flash Storage

100% Native NVMe 3U26 high density flash storage

Ultra-high Performance

•Flexible high-speed 25GbE/ 32Gb iSCSI/Fibre Channel(FC) I/O host card
•Excellent IOPs with ultra-low latency 450K random write IOPs @ 500μs latency 220K random write IOPs @ 300μs latency 

Modern Simplicity

Simplify the steps of upgrading and replacing system components with modular hardware design


Distinct SSD Monitoring, 100% Accuracy of SSD Utilization Ratio

Enterprise-grade Reliability

•99.9999% high availability design with no single point of failure
•Never lose any data at cache-to-flash memory protection solution


Save over 50% TCO than industry -leading flash storage

SFF 3U26 Design

100% NVMe Flash Storage​

QSAN XF3126D, a 3U 26 bays all-NVMe flash storage, achieves the performance requirements of the enterprise high performance computing infrastructures with high IOPs at μs- level latency. It's designed for enterprise users, providing excellent storage performance, enterprise-grade reliability, and a flexible and easy-to-use management system. ​

Excellent Performance​

Supports 25GbE iSCSI and 32Gb FC connectivity and up to 20 ports connection to meet various network deployment needs.​​

Excellent IOPs with ultra-low latency, for 4K random write, XF3126D achieves 220K IOPS at 300μs latency level and 450K IOPS at 500μs latency level.​

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The best Purchase Strategy

for entry-level flash array

Enclosure Power Button / LED Unique Identifier (UID) Button/LED Indicator Enclosure Access LED Enclosure Status LED USB Port Disk Drive Power LED Indicator Disk Drive Status LED Indicator Power Supply Unit – PSU Indicator and Beep Off Button 10GbE iSCSI SPF+ Port USB 3.0 Port Management Port Host Card Slot 1 (host card is an optional part) Host Card Slot 2 (host card is an optional part) Controller Status LED Master / Slave LED (only for dual controllers) UID (Unique Identifier) LED Dirty Cache LED Console Port Service Port Buzzer Mute Button Reset to Factory Default Button

Hardware Specifications

ArchitectureActive-Active dual-controller
Storage OSXEVO Specification Details
ProcessorIntel® Xeon®
CPU Architecture64-bit
CPU Frequency6-Core
System Flash-
Memory Module Pre-installed16GB DDR4 ECC RDIMM
Total Memory Slots6
Memory Expandable up to384GB
NotesPer Controller
Drive Bays

2.5" Slot x 26

Maximum Drive Bays with Expansion Unit-
Compatible Drive Type

2.5" U.2 dual port NVMe SSD

Drive Interface


Maximum Internal Raw Capacity399TB
Maximum Raw Capacity with Expansion Units-
Hot Swappable Drive
  • For more information, please refer to compatibility matrix and hardware manual
  • Maximum Internal Raw Capacity = 15.36 TB drive x 26
  • Capacity may vary by RAID types
External Port
USB 2.0 Port1 (Front)
USB 3.0 Port1 (Rear)
HDMI Port-
OthersUPS Port x1
Controller port x 1
NotesPer controller
Connectivity Port
{0}GbE RJ45 LAN Port1 (Onboard Management Port)
{0}GbE RJ45 LAN Port2 iSCSI (Option)
{0}GbE SFP+ LAN Port2 iSCSI (Onboard)
4 iSCSI (Option)
Thunderbolt 3-
{0}GbE SFP28 LAN Port2 iSCSI (Option)
{0}Gb SFP+ Fibre Channel4 (Option)
2 (Option)
{0}Gb SFP28 Fibre Channel2 (Option)

For more information, please refer to accessory book

Please refer to the section below for expansion slot specification

Expansion Port
12Gb/s SAS Wide Port-
PCIe Expansion
Gen3x8 Slot-
Gen3x4 Slot-
Host Card Expansion
Gen3x8 Slot2
Gen2x4 Slot-
Dimension (H x W x D) (mm)132 x 438 x 645
Chassis Form Factor19" Rackmount 3U 26 Bay
Net Weight (kg)25.6
Gross Weight (kg)34
Memory Protection
Super Capacitor Module + Flash Module-
Battery Backup Module + Flash Module
System Fan4 pcs (per controller)
Replaceable System Fan
Power Recovery
Scheduled Power On/Off-
Wake on LAN/WAN
Power Supply Unit / Adapter800W x 2 (80 PLUS Platinum)
Redundant Power Supply
AC Input Power Voltage100V-240V
Power Frequency50-60 Hz, Single Phase
Power Consumption429W
British Thermal Unit-
LCM Support
Environment Temperature
Operating Temperature0 to 40°C
Storage Temperature-15°C to 55°C
Operating Relative Humidity20% to 80% non-condensing
Non-operating Relative Humidity5% to 95%




Standard Warranty{0} years
Battery backup module : 1 year