Post on 06-Apr-2018
8/2/2019 WD S25 Factsheet
http://slidepdf.com/reader/full/wd-s25-factsheet 1/2
WD S25SAS Hard Drives
High perrane.
Lw pwer.
Enterprise-readSAS strage.
Ultra-fast SAS storage
Low power consumption
Industry-leading reliability
These 2.5-inch SAS drives offer the
powerful combination of enterprise-
class performance and reduced power
consumption required for demanding
high-performance computing and mission-
critical environments.
8/2/2019 WD S25 Factsheet
http://slidepdf.com/reader/full/wd-s25-factsheet 2/2
Prdut Speifatins
WD S25SAS Hard Drives
Western Digital, WD, the WD logo and Put Your Lie On It are registered trademarks in the U.S. and other countries; NoTouch and RAFF are trademarks o Western Digital Technologies, Inc. Other marks may be mentioned herein that belong to other companies. Pictures shown may vary rom
actual product. Not all products may be available in all regions o the world. All product and packaging specifcations subject to change without notice.
© 2012 Western Digital Technologies, Inc. All rights reserved.
As used or storage capacity, one megabyte (MB) = one million bytes, one gigabyte (GB) = one billion bytes, and one terabyte (TB) = one trillion bytes. Total accessible capacity varies depending on operating environment. As used or transer rate or interace, megabyte per second (MB/s) = one
million bytes per second, and gigabit per second (Gb/s) = one billion bits per second.Eective maximum SAS 6 Gb/s transer rate calculated according to the SAS specifcation published by the INCITS T10 organization as o the date o this document. Visit www.t10.org or details.
2178-771138-A03 Jan 2012
Prdut Features
Highest perrane
in its lassWD S25 delivers 6 Gb/s transer rates,
sustained sequential data rates o 202
MB/s and high random I/O rates.
Lw pwer nsuptin This 2.5-inch SAS drive requires less
than 8 watts to operate. And its smallorm-actor allows or more system
airow resulting in lower cooling costs.
Industr’s highest
reliabilit ratingWith a feld-tested 2 million hour MTBF,
this high perormance drive is perect
or enterprise server and enterprise
storage applications.
Ultra-ast SAS strage The ultra-ast 6 Gb/s SAS interace
enables optimum data reliability,
availability, and scalability.
Enterprise readWD S25 SAS hard drives provide up to900 GB o high perormance storage
suitable or both enterprise server andenterprise storage applications.
Dual prt, ull duplex
nnetivitFor mission-critical enterprisetopologies.
Ultra-l peratin The small orm-actor, 70 percent
smaller than 3.5-inch drives, allows
more system airow resulting in lower
cooling costs. In an environment where
space and power are limited, the WD
S25 drives are an eective solution
or high perormance computing
solutions such as power-constraineddata centers, database transactionprocessing, and rack, tower, and blade
servers.
Envirnentall respnsibleIn addition to being RoHS compliant,
these drives are built with halogen
reduced components.
NTuh™ rap lad
tehnlg The recording head never touches the
disk media ensuring signifcantly less
wear to the recording head and media
as well as better drive protection in
transit.
Rtar Aeleratin FeedFrward (RAFF™ )Optimizes operation and perormance
when the drives are used in vibration-
prone, multi-drive chassis.
INTERFAcE FoRm FAcToR SPIN SPEED cAcHE
SAS 6 Gb/s 2.5-inch 10,000 RPM 32 MB
moDELS cAPAcITIES mTBF LImITED WARRANTy
WD3001BKHG
WD4501BKHG
WD6001BKHG
WD9001BKHG
300 GB
450 GB
600 GB
900 GB
2 million hours 5 years