8-Bay 2.5”/3.5” SAS/SATA III HDD/SSD Hardware RAID Storage 

2 Thunderbolt™ 3 ports, 1 Mini DisplayPortHot-Swappable Drive




Product Features









1.Hardware RAID that supports Mac OS and Windows PC.

2.The SR8-TB3-B is equipped with eight configuration modes to suit every need.

●RAID 0/1/5/6/10/50/60/JBOD.

3.Thunderbolt™ 3 (USB-C) brings you 40Gbps extreme high data transfer speed.

4.SR8-TB3-B to support 8 x 3.5" / 2.5" SAS/SATA HDD/SSD.

5.MCU function provides automatic and manual adjustment of FAN.

6.Thunderbolt™ 3 The USB-C that does it all.

●Support 15W ( 5V/3A ) Power Delivery.

●Mini DisplayPort connect DVI、HDMI、VGA display devices.

A stand-alone hardware RAID could let your Mac & PC work more efficiently

SR8-TB3-B is built-in the easy-to-use hardware RAID, and it won’t hurt system performance during its REBUILDING WORK completely! It would meet your requirement who always requests for both of system performance and the high memory capacity.SR8-TB3-B with RAID 5 or even RAID 6 feature would be your best cost-effective storage solution at both of data protection and the system performance.


It's really easy for you to set up your new buy SR8-TB3-B in your office or even at home. Thru Marvell's MSU Tool, you could set up its hardware RAID thru a graphic user-friendly interface.  You could choose one of the following 8 different RAID modes, RAID 0, 1, 5, 6, 10, 50, 60 and JBOD, to fit your needs for the available large storage space together with its data protection feature.

To support monitoring, buzzer, email notification, and S.M.A.R.T. features


The Marvel MSU Utility could help monitoring the RAID status while your SR8-TB3 is working, and alert you thru beeping sound from a loud buzzer, and sending you a warning message thru e-mail system.  MSU also records all the product status in detailed and helps testing your HDD quality thru its built-in S.M.A.R.T. testing software for you.

To support "SPARE" and "MIGRATE" features


Marvell MSU Utility provides "SPARE" feature which lets you set up a spare HDD/SSD as a redundant storage.  Once any of your HDDs becomes defective, "SPARE" helps protecting your data thru transferring your data from that defect to the free HDD/SSD.

MSU Utility also gives you a very smart feature, called "MIGRATE".  "MIGRATE" lets you easily change your RAID setting. You no need reset your new RAID storage, and just only use "MIGRATE" function of MSU Utility, to migrate easily your RAID configure.


Adjust performance according to application flexibility

SR8-TB3 use Marvell software, to adjust the hard drive and SR8-TB3 transfer data via the "stripe size" function, so that SR8-TB3 based on your use "stripe size" to achieve the most stable and fastest performance.

Thunderbolt™ 3 brings you an extreme high data transfer speed

SR8-TB3 supports Thunderbolt™ 3 interface for an extreme high data transfer speed.  And both of the two TB3 ports are equipped with a up to 40Gb/s data transfer rate which is 4 times faster than USB 3.1 Gen 2 ,2 times faster than Thunderbolt™ 2.  You could definitely use it to play your 4K high-resolution films with no any lagging hassle.  Thunderbolt™ 3 interface not only brings you this high data transfer rate advantage, it also let you chain maximum up to another 6 more SR8-TB3 products (or other compatible storage products).


All Thunderbolt™ 3 products should be connected to the Thunderbolt™ 3 PC/Mac host. It cannot be connected to the host only with USB-C interface. Please refer to the following explanation.  

RAID 0 functionality increases storage speed and performance

The new SR8-TB3-B is equipped with RAID 0 storage mode, which enables user to attain up to 1500MB/s read speed with SR8-TB3-B's Thunderbolt™ transmission interface. Whether it is used for searching and editing photo galleries, or video editing and synthesis, it promises to deliver a smooth and easy operation.

RAID 5 mode provides highest data parity function ensure your data security

RAID 5 mode provides both of the read-&-write efficiency and the data protection features for your daily works. Under RAID 5 mode, SR8-TB3-B would need at least 3 or more HDDs to start working.  And if anyone of your HDDs is defect, your SR8-TB3-B would still work fine for you, but just with no more data protection feature. Comparing to RAID 0 and RAID 1 modes, it's no doubt that RAID 5 is your best choice.

RAID 6 mode, double security is an even better solution in enterprise


To you, an Enterprise MIS supervisor, the data protection feature would be your first priority to choose your storage product.  Comparing to RAID 5, RAID 6 provides you a way better data protection level.  Under RAID 6 mode, SR8-TB3-B would need at least 4 HDDs to start working.  RAID 6 mode provides you the even better data protection than that of RAID 5's from its extremely ZERO Possibility that two HDDs become defect at the same time!  SR8-TB3-B still works perfect even though two of the whole HDDs are defect at the same time which won't happen at all!

SR8-TB3-B to support 8 x 3.5" / 2.5" SAS/SATA HDD/SSD

To bundle with four new easy-to-use Trays, SR8 supports any kinds of 3.5" & 2.5" SAS/SATA HDD/SSD.  And also, SR8's aluminum housing help protecting your data from its solid structure design and the excellent heat dissipation.
Since this new easy-to-use Tray is dimensional compliant to all our Stardom products, you could easily transfer your data among different storage devices.  And also, its key lock design could provide a double protection at your data from any improper Tray extracting.

To support SGPIO feature (Serial General Purpose Input & Output)


SR8-TB3-B provides the SGPIO (Serial General Purpose Input & Output) features.   The SGPIO feature detects the following system failure symptoms: by different LED signal, user is easily to find out which HDD(s) defect to ensure SR8-TB3 running smoothly.

Compact and portable too

For field editing applications, the SR8-TB3-B can be made portable as it comes with a grip handle, which you can choose to install for making creative contents mobile convenient and less bulky.

MCU feature to provide you in-chassis temperature control


SR8-TB3-B is also designed with the MCU feature which monitors and helps improving its in-chassis system temperature.  While the system temperature rises up to 55 degree-C (131 degree-F), MCU will bump up the fans with full speed; and once system temperature goes down to 50 degree-C (122 degree-F), you could manually adjust fan switch on the rear, MCU would reduce the fan speed down to a half speed for a better green user environment from a less fan noise and lower power consumption.


The solid aluminum chassis pluses two powerful low noise Fans


SR8-TB3-B is designed with a rigid mechanical structure and covered by a high finishing quality aluminum chassis.  It's also designed with two 8 cm large quiet fans to help getting rid of heat efficiently!

The built-in power supply unit

SR8-TB3-B uses conform with safety regulation certified 250W power supply unit which provides a stable and high efficient power output and definitely satisfies the big power consumption from all 8 HDDs.

Thunderbolt™ 3 The USB-C that does it all


All our Thunderbolt™3 products support USB C type connector and you could always use it to charge not only your mobile phone but notebook thru its 15W 5V/3A PD (Power Delivering) feature.


All our Thunderbolt™ 3 products also support a Mini DisplayPort which gives you a very easy way to connect to your display device.  This Mini DisplayPort is fully complaint to all the existing DVI, HDMI, and VGA display devices thru an adapter.


More Thunderbolt™ 3 features >>>>


Thunderbolt™ 3 With SR8-TB3-B Stylish and Rugged
The SR8-TB3-B has a sleek exterior design that will never go out of style when placed next to your Mac. It’s also built tough with thickness aluminum to shield the enclosed drives durably and to dissipate the heat created by the drives for the drives to work comfortably.


More ST8-TB3 product information  >>>>

More DR8M-TB3 product information  >>>>

More DR8-TB3 product information  >>>>

Just to use SR8-TB3-B for data back up and chain to at most 6 SR8-TB3-B products


Your iMac Pro with Mac OS Server could connect to one SR8-TB3-B and chain to at most 6 SR8-TB3-B products for a huge memory storage capacity thru its high performance Thunderbolt™ 3 interface.  You could definitely enjoy its huge memory capacity together with the RAID 5 or even RAID 6 setting for an excellent data protection.

To help you complete your photography projects


With two ultrafast Thunderbolt™ 3 ports, you can build a photo studio around Macbook Pro and SR8-TB3. Or take them with you and import thousands of RAW images on location. Once your photos are on your computer, editing in Aperture is faster and more responsive than before.


SR8-TB3's RAID 0 mode lets you quickly browse large image libraries from external storage. So you have instant access to any photo in your library.

Product View


Model No SR8-TB3-B 
Interfaces Thunderbolt™ 3 Port x 2( up to 40 Gbps ), Support 15W (5V/3A) Power Delivery.
Mini DisplayPort x 1
Compatible Drive 8 x 3.5”/2.5" SAS/SATA III HDD/SSD ( up to 6 Gbps )
Certification CE/FCC
Storage Mode RAID 0, 1, 5, 6, 10, 50, 60 and JBOD
Operating System 
Windows 7 (64-bit), Windows 10 (64-bit) and later, macOS 10.13 and later*
For PC, Windows 10 (64-bit) and later is recommended
Cooling System 8 cm Low noise fan x2
Electrical and
* Line voltage: 100-240V AC
* Frequency: 50Hz to 60Hz, single phase
* Maximum continuous power: 250W
* Operating temperature: 32° to 104° F (0° to 40° C)
* Storage temperature: -4° to 116° F (-20° to 47° C)
* Relative humidity: 5% to 95% noncondensing
Size and Weight Height: 282 mm   Width: 140 mm    Depth: 296 mm   
Product Code SR8-TB3-B
Carton 2 pcs per carton
Package Accessories * SR8-TB3 x 1  (with removable drive tray enclosed x 8)
* Thunderbolt™ Cable x 1
* Power Cord x1
* Accessory Kit 
* Quick Installation Guide x1
Remarks * Please be advised the Marvell Storage Utility (MSU) has not been updated to
support macOS Catalina yet. Please remain on macOS Mojave until an updated is 


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>>>>  More Internal RAID Module

SR8-TB3-B Download

Image Download 1.MSU Utility,MSU Utility Manual & Driver Download & note
2.MSU for macOS 10.15.x or above

SR8-TB3-B Question & Answer


SR8-TB3-B HD Compatible List

Product Name BrandHD TypeHD CategoryModel NumberCapacity Note
SR8-TB3-BSeagate2.5" HDD ST2000NX02532TB
SR8-TB3-BToshiba2.5" HDD MK5055GSX500GB
SR8-TB3-BToshiba2.5" HDD MQ01ABF050500GB
SR8-TB3-BToshiba2.5" HDD MQ01ACF050500GB
SR8-TB3-BToshiba2.5" HDD MK6459GSX640GB
SR8-TB3-BToshiba2.5" HDD MQ01ABD1001TB
SR8-TB3-BSeagate2.5" SAS HDD ST9146803SS164GB (SAS)
SR8-TB3-BToshiba2.5" SAS HDD 14SEB120N1.2TB
SR8-TB3-BADATA2.5" SSDUltimate SU800256GB
SR8-TB3-BKingston2.5" SSD SHSS37A240GB
SR8-TB3-BSamsung2.5" SSD 850 Pro128GB
SR8-TB3-BHGST3.5" HDDUltrastarHUS724040ALA6404TB
SR8-TB3-BHGST3.5" HDDUltrastarHUS724040ALE6404TB
SR8-TB3-BHGST3.5" HDDUltrastarHUS726060ALA6406TB
SR8-TB3-BHGST3.5" HDDUltrastarHUS726060ALE6106TB
SR8-TB3-BHGST3.5" HDDUltrastarHUH728080ALE6008TB
SR8-TB3-BHGST3.5" HDDUltrastarHUH721010AL520010TB
SR8-TB3-BSeagate3.5" HDDExos X14ST14000NM042814TB
SR8-TB3-BSeagate3.5" HDDIronWolf Pro (NAS)ST14000NE000814TB
SR8-TB3-BToshiba3.5" HDD DT-01ACA-1001TB
SR8-TB3-BToshiba3.5" HDD MK1002TSKB1TB
SR8-TB3-BToshiba3.5" HDD DT-01ACA-2002TB
SR8-TB3-BToshiba3.5" HDD MK2002TSKB2TB
SR8-TB3-BToshiba3.5" HDD MG04ACA200E2TB
SR8-TB3-BToshiba3.5" HDD DT-01ACA-3003TB
SR8-TB3-BToshiba3.5" HDD MG03ACA3003TB
SR8-TB3-BToshiba3.5" HDD MG03ACA4004TB
SR8-TB3-BToshiba3.5" HDD MG04ACA50DE5TB
SR8-TB3-BWD3.5" HDDBlackWD5003AZEX500GB
SR8-TB3-BWD3.5" HDDBlueWD5000AAKX500GB
SR8-TB3-BSeagate3.5" SAS HDD ST6000NM0034 6TB
SR8-TB3-BSeagate3.5" SAS HDD ST8000NM00758TB
SR8-TB3-BSeagate3.5" SAS HDD ST6000NM00956TB
SR8-TB3-BSeagate3.5" HDDIronWolf Pro (NAS)ST8000NE0018TB
SR8-TB3-BSeagate3.5" HDDIronWolf (NAS)ST8000VN0048TB
SR8-TB3-BHGST3.5" HDD HUH721008ALE6008TB
SR8-TB3-BWD3.5" HDD HUH721010ALE60010TB
SR8-TB3-BWD3.5" HDD HUH721010ALE60410TB
SR8-TB3-BWD3.5" HDD HUH721212ALE60012TB
SR8-TB3-BWD3.5" HDD HUH721212ALE60412TB
SR8-TB3-BSeagate3.5" HDD ST8000VX00028TB
SR8-TB3-BSeagate3.5" HDD ST1000NM00081TB
SR8-TB3-BSeagate3.5" HDDExos X14ST14000NM004814TB
SR8-TB3-BSeagate3.5" HDDExos X14ST14000NM001814TB
SR8-TB3-BSeagate2.5" SSD XA480LE10063480GB
SR8-TB3-BSeagate2.5" SSD ZA960NM10001960GB
SR8-TB3-BSeagate3.5" HDD ST8000VX00028TB
SR8-TB3-BSeagate3.5" HDD ST6000VX0016TB
SR8-TB3-BSamsung2.5" SSD MZ-76E250BW250GB
SR8-TB3-BSamsung2.5" SSD MZ-76E500BW 500GB
SR8-TB3-BSamsung2.5" SSD MZ-76E1T0BW 1TB
SR8-TB3-BSamsung2.5" SSD MZ-76E2T0BW2TB
SR8-TB3-BSamsung2.5" SSD MZ-76E4T0BW4TB
SR8-TB3-BWD3.5" HDD WUH721414ALE6L414TB
SR8-TB3-BSeagate3.5" HDD ST16000NM001G16TB
SR8-TB3-BSeagate3.5" HDD ST16000VN00116TB
SR8-TB3-BSeagate3.5" HDD ST14000VN000814TB
SR8-TB3-BSeagate3.5" HDD ST14000NM001G14TB
SR8-TB3-BSeagate3.5" HDD ST12000NM001G12TB
SR8-TB3-BSeagate3.5" HDD ST10000NM001G10TB
SR8-TB3-BWD3.5" HDD WUH721414AL520414TB
SR8-TB3-BSeagate3.5" HDD ST16000NM002G16TB
SR8-TB3-BSeagate3.5" HDD ST16000NE00016TB
SR8-TB3-BWD2.5" SSD WDS500G1R0A500GB
SR8-TB3-BSeagate3.5" SAS HDD ST8000NM001A8TB
SR8-TB3-BSeagate3.5" HDD ST8000NM000A8TB
SR8-TB3-BSeagate3.5" HDDIronwolfST6000VN0016TB
SR8-TB3-BSeagate2.5" SSDIronWolf 125ZA4000NM10002 4TB
SR8-TB3-BSeagate2.5" SSDIronWolf Pro 125ZA3840NX100013.84TB
SR8-TB3-BWD3.5" HDDUltrastar DC HC520HUH721212ALE60012TB
SR8-TB3-BSeagate3.5" HDDSkyHawk AIST16000VE00016TB
SR8-TB3-BSeagate3.5" HDDIronWolf ProST18000NE00018TB
SR8-TB3-BSeagate3.5" HDDExos X18ST18000NM000J18TB
SR8-TB3-BSeagate3.5" HDDIronwolfST10000VN00010TB
SR8-TB3-BSeagate3.5" HDDIronWolf ProST10000NE00010TB
SR8-TB3-BSeagate3.5" HDDSkyHawk AI ST18000VE00218TB
SR8-TB3-BSeagate3.5" HDDIronWolfST12000VN000812TB
SR8-TB3-BSeagate3.5" HDDExos 7E10ST10000NM017B10TB
SR8-TB3-BSeagate3.5" HDDIronWolf ProST20000NE00020TB
SR8-TB3-BSeagate3.5" HDDExos X20ST20000NM007D20TB