
SV35.5 Series™
High-performance, high-capacity drives designed
specifically for surveillance digital video recording
Specifications 1 TB1500 GB1250 GB1
Model Number ST31000525SV ST3500410SV ST3250311SV
Interface Options SATA 3Gb/s SATA 3Gb/s SATA 3Gb/s
Performance
Spin Speed (RPM) 7200 7200 7200
Cache, Multisegmented (MB) 32 16 8
SATA Data Transfer Modes Supported (Gb/s) 3.0/1.5 3.0/1.5 3.0/1.5
Power-On to Ready (seconds) 17 13 11
Sustained Data Rate, Sequential Write (MB/s) 140 140 140
Read Seek Time (ms) 8.5 8.5 8.5
Write Seek Time (ms) 9.5 9.5 9.5
Simultaneous HD Streams Supported 12 12 12
Voltage
Voltage Tolerance (including noise) 5V ±5% ±5% ±5%
Voltage Tolerance (including noise) 12V ±10% ±10% ±10%
Configuration/Organization
Bytes per Sector 512 512 512
Reliability/Data Integrity
MTBF (hours)/Annualized Failure Rate (AFR) >1 million/<1% >1 million/<1% >1 million/<1%
Nonrecoverable Read Errors per Bits Read 1 sector per 10E14 1 sector per 10E14 1 sector per 10E14
Power-On Hours 8760 8760 8760
Contact Start-Stop Cycles 50,000 50,000 50,000
Limited Warranty (years) 555
Power Management
Maximum Startup Current (12 V typical, amps) 222
Operating Mode (typical, W) 7.0 7. 0 5.0
Seek Average (W) 10.4 10.4 8.0
Standby (W) 1.0 1.0 1.0
Environmental
Temperature
Operating (ambient min °C)
Operating (drive case max °C)
Nonoperating (ambient min °C)
Nonoperating (ambient max °C)
0
70
–40
70
0
70
–40
70
0
70
–40
70
Shock, Operating: 2 ms (Gs) 70 70 70
Shock, Nonoperating: 2 ms (Gs) 300 300 350
Acoustic, Idle (bels) 2.5 2.5 2.3
Physical
Height (mm/in) 26.11/1.028 26.11/1.028 20.2/0.794
Width (mm/in, ±0.010 in) 101.6/4.000 101.6/4.000 101.6/4.000
Depth (mm/in) 146.99/5.787 146.99/5.787 146.99/5.787
Weight (g/lb) 677/1.493 544/1.199 380/0.838
1One gigabyte, or GB, equals one billion bytes and one terabyte, or TB, equals one trillion bytes when referring to hard drive capacity.
AMERICAS Seagate Technology LLC 920 Disc Drive, Scotts Valley, California 95066, United States, 831-438-6550
ASIA/PACIFIC Seagate Technology International Ltd. 7000 Ang Mo Kio Avenue 5, Singapore 569877, 65-6485-3888
EUROPE, MIDDLE EAST AND AFRICA Seagate Technology SAS 130–136, rue de Silly, 92773, Boulogne-Billancourt Cedex, France 33 1-4186 10 00
Copyright © 2009 Seagate Technology LLC. All rights reserved. Printed in USA. Seagate, Seagate Technology and the Wave logo are registered trademarks of Seagate Technology LLC in the United States and/or
other countries. SV35.5 Series is either a trademark or registered trademark of Seagate Technology LLC or one of its affiliated companies in the United States and/or other countries. All other trademarks or registered
trademarks are the property of their respective owners. When referring to hard drive capacity, one gigabyte, or GB, equals one billion bytes and one terabyte, or TB, equals one trillion bytes. Your computer’s operating
system may use a different standard of measurement and report a lower capacity. In addition, some of the listed capacity is used for formatting and other functions, and thus will not be available for data storage.
Seagate reserves the right to change, without notice, product offerings or specifications. DS1679.3-0904US, April 2009
The Seagate®SV35.5 Series™drives enable security industry
manufacturers, integrators and installers to accomplish more with
less, greatly improving their surveillance solution offerings in reliability,
performance, capacity, power and acoustics.
Reliability
•Designed specifically for 24x7 surveillance environments
•Enterprise-class reliability with MTBF of >1 million hours and Annualized
Failure Rate (AFR) of <1%
•Industry-leading 5-year limited warranty
Performance
•Best-in-class performance at 7200-RPM and up to 140-MB/s sustained
data rate
•Enables high-resolution video streams
•Enhanced caching capabilities
•SATA 3Gb/s interface
Capacity
•Full range of capacities for greatest flexibility
Surveillance-Optimized
•Flexible DVR design with case temperatures up to 70ºC
•ATA-7 streaming commands support reads and writes tailored to both
video and audio data.
Eco-Friendly
•Reduced power consumption and heat generation enable systems to
run cooler and last longer
Dedication
•Unparalleled Seagate technical and marketing support infrastructure
dedicated to video surveillance customers
•Field engineering and business support teams available in person,
worldwide
www.seagate.com
1-800-SEAGATE (1-800-732-4283)