December 9, 2021
KAWASAKI, Japan—Toshiba Electronic Devices & Storage Corporation (“Toshiba”) announces the MN09, a massive capacity 18TB  addition to its NAS HDD line-up.
High growth in data creation is driving demand for higher storage capacities, and work-from-home customers need fast access to data and the ability to archive and share data in private cloud environments. The 18TB MN09 delivers greater storage capacity and power efficiency to meet the growing needs of storage customers.
MN09 is a 9-disk helium-sealed conventional magnetic recording (CMR) drive that leverages Toshiba’s new innovative Flux Control Microwave-Assisted Magnetic Recording (FC-MAMR™) technology. FC-MAMR™ advances CMR capacity to 18TB and delivers increased density per platter over previous designs. The MN09 is the 3rd generation to use Toshiba’s pioneering 9-disk helium-sealed mechanical design.
MAMR technology is one solution that extends HDD data capacities. The ability of HDD using a new MAMR head to significantly improve the write ability of the Microwave Assisted Switching (MAS) effect has been developed recently. Toshiba will continue to satisfy market demand and to advance CMR drive data densities with MAMR technology.
MN09 is engineered for 24/7 operation and has a workload rating of 180TB/year . Up to eight drive bays are supported by the NAS 3.5-inch  drive.
The 7200RPM 18TB NAS drive is designed with a 512MB buffer and delivers a consistent high level of performance with a sustained transfer rate of 268 MiB/s , making it the preferred choice of home offices and small businesses. The MN09 18TB is available now.
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Toshiba Electronic Devices & Storage Corporation
Storage Products Division
* FC-MAMRTM is a trademark of Toshiba Electronic Devices & Storage Corporation.
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* Information in this document, including product prices and specifications, content of services and contact information, is current and believed to be accurate as of the date of the announcement, but is subject to change without prior notice.