SupTronics Technologies


		Network Attached Storage
		NAS enclosure 4bay 3.5" SATA HDD

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	XNAS1 V1.2		ACTIVE	hardware		software

Product Overview

The XNAS1 is an industrial-style NAS enclosure built on the Raspberry Pi Compute Module 5. It offers 2.5GbE networking and supports four 3.5" SATA drives for high-capacity, high-speed storage.

As a compact and flexible solution, it is fully compatible with openmediavault (OMV), enabling you to create a private cloud, share files across devices, store surveillance footage, and more - all in one reliable system.

Product Features

ü	Low Cost Professional Grade Network Attached Storage: Optimized to organize, store, share, and back up your important and everyday files.
ü	Next-Generation Platform: Built on the powerful Raspberry Pi Compute Module 5, delivering enhanced performance and efficiency.
ü	High-Capacity Storage: 4-bay 3.5" HDD enclosure supports up to 88TB total capacity (22TB per drive).
ü	Advanced SATA Interface: Integrated PCIe Gen3x1 to 4× SATA 6Gb/s Bridge with RAID support via software, ensuring fast and reliable data transfer with data redundancy options.
ü	Dual Ethernet Connectivity: Equipped with both 1GbE and 2.5GbE ports, offering flexible and high-speed networking options.
ü	Flexible Boot Options: Includes a MicroSD card slot for use with CM5 Lite variants, and a USB-C port for direct OS imaging to the CM5 eMMC.
ü	Superior Thermal Design: Powered by a 120×120mm PWM-controlled fan with up to 63.7CFM airflow, enabling dynamic cooling and consistent performance.
ü	Open-Source Ready: Fully compatible with openmediavault (OMV) and other advanced operating systems for customizable NAS solutions.
ü	Professional-Grade Construction: Stainless steel hard drive cage with vibration-dampening drive mounts, LED status indicators, and desktop placement flexibility.

Test & Reviews

Test Conditions

- System board details: Raspberry Pi Compute Module 5 Lite 2GB RAM

- Board details: XNAS1 CM5 IO board + XNAS1-4SATA SATA interface board

- Operation system: Raspberry Pi OS with desktop (Debian13 (trixie), 64bit, Release date: 4 Dec 2025)

openmediavault 8.0

- Storage details: SAMSUNG 750 EVO 120G (To test the maximum read/write speed.)

- Nework details: Xiaomi WiFi7 router BE6500 2.5G Ethernet port

Performance Comparison: 1G Ethernet vs. 2.5G Ethernet

Testing 2.5Gbps Ethernet on the Raspberry Pi CM5

Use iPerf Tool to Test Network Speed/Bandwidth, Getting max 2.36Gbps

Performance test for write speeds on an OpenMediaVault (OMV) shared folder

Performance test for read speeds on an OpenMediaVault (OMV) shared folder

Testing 1Gbps Ethernet on the Raspberry Pi CM5

Use iPerf Tool to Test Network Speed/Bandwidth, Getting max 961Mbps

Performance test for write speeds on an OpenMediaVault (OMV) shared folder

Performance test for read speeds on an OpenMediaVault (OMV) shared folder

Testing disk drive read speed with hdparm

Technical Specification

Power supply		12Vdc +/-5% 10A
Connectivity:		USB-C (OS image loading for CM5 eMMC version)
		1Gigabit RJ45 Ethernet
		2.5 Gigabit RJ45 Ethernet
		USB2.0 Type-A
		USB3.0 Type-A
		microSD card socket for Compute Module 5 Lite modules
		PH2.0 4-pin PWM fan connector
		6-pin GPIO header
		RTC CR2032 battery socket
		36pin PCIex1 slot
		4 x 22pin SATA connector
Video:		Full-size HDMI 2.0 connector
Input power:		DC power jack x1- 5.5x2.1mm
		Power button to wake and shut down Compute Module 5
Form factor:	:	85mm x 87mm

Package Contents

	- XNAS1 carrier board x1
	- XNAS1-4SATA HDD interface board x1
	- Stainless Steel Hard Drive Cage x1
	- HDD mounting plastic guide rail x10
	- XNAS1 mounting bracket x1
	- Screw M2.5x5mm x8
	- PCIe FFC cable 30mm x2

Important Notes

-	The XNAS1 requires a 12V 10A power supply. Using other voltages may cause damage.
-	The XNAS1 is designed for data storage purposes and does not currently support booting from HDD/SSD with the existing firmware.