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Rackmount JBOD Storage Array SATA SAS drives - JetStor SAS 780JH

The JetStor SAS 780JH is an ultra high density 19-inch 4U rackmount JBOD unit. It features optional dual controllers, the latest SAS2 (6Gb/s) or SAS3 (12Gb/s) interface and designed to fit in with environments that need highly reliable and relentless data growth. The JetStor SAS 780JH is also a versatile Disk Expansion system, ideal for high capacity and scalability storage in IT demands. Based on 6G SAS2.0 or 12G SAS3.0 technology, the JetStor SAS 780JH supports the choice of SAS2 or SAS3 and SATA3 drive configurations to deliver the best cost-performance index with higher bandwidth.

JetStor SAS 780JH comes with a single or dual controller, 80 hot-swappable bays and is perfect for Big Data, Hadoop, HPC (High Performance Computing), ZFS and Microsoft Windows Server 2012/2016 projects

Low service and integration costs are assured by the JetStor's cableless design, two redundant hot-swappable power supplies with two independent power inputs and turbo cooling fans. Three year warranty comes standard with every JBOD and covers all components.

The JetStor SAS 780JH JBOD can be connected to internal HBA' or RAID controllers. Please download HBA HCL (Hardware Compatibility List).

Watch 8 JetStor 780JH JBODs being built with 512 drives for 5PB of raw storage!

Full Name

Tech Specs Advanced Features Image Gallery

Drive Capacity

SATA 3.5" 

1TB (7,200 rpm), 2TB (7,200 rpm), 3TB (7,200 rpm), 4TB (7,200 rpm), 6TB (7,200 rpm), 8TB (7,200 rpm), 10TB (7,200 rpm), 12TB (7,200 rpm) - 780JH single controller only


SAS 3.5"

1TB (7,200 rpm), 2TB (7,200 rpm), 3TB (7,200 rpm), 4TB (7,200 rpm), 6TB (7,200 rpm), 8TB (7,200 rpm), 10TB (7,200 rpm), 12TB (7,200 rpm)


SAS 2.5"

450GB (10,000 rpm), 600GB (10,000 rpm), 900GB (10,000 rpm), 1.2TB (10,000 rpm) and 1.8TB (10,000 rpm)


SSD 2.5"

480GB, 600GB, 800GB, 1TB and 2TB - 780JHD dual controller requires MUX adapters


S.M.A.R.T., NCQ, and OOB Staggered Spin-up capable drives supported.


Per enclosure maximum capacity of 960TB when using 12TB SAS or SATA drives.

Technical Specifications

JBOD Controller

780JH: Single / 780JHD: Dual

Host / Expansion Ports

Four, 6Gb/s or 12Gb/s SAS (SFF-8088) per controller 

Disk Interface

SAS2/SAS3/SATA3 (6Gb/s or 12Gb/s) 

Drives (unit)

80 hot-swap, 2.5" / 3.5”


Tray lock


Disk status indicators

Access / Fail LED

Single Backplane

SAS / SATA Cableless

PS/Fan modules

650W x 4 (w/PFC)

Turbo Fans



AC 90V-254V Full Range, 50Hz-60Hz 

Amps:  10A for 115VAC, 5A for 230VAC

Default Slide Rail

Post to Post 800mm~1090mm (32"~42")

Optional Slide Rail

Post to Post 750mm~900mm (29"~35")


Relative Humidity

10% to 80% non-condensing (operating), 

10% to 90% non-condensing (non-operating)

Operating Temperature

50°F - 104°F (10°C ~ 40°C)

Physical Dimensions (W x D x H)

19" wide, 37" deep, 7" (4U) high

Weight (Without drives)

100 lb. / 45.5 kg.


Operating Systems

Windows Server 2008/ 2012/ 2012 R2/ 2016, Win 8/Win 10, VMWare ESX Server, vSphere, XenServer, Oracle/Solaris, Linux, MAC OS X, and others to be announced

Safety / EMI



Please refer to our Warranty Support section