Seagate Video SV35.5 - 250GB 7200RPM SATA II 3Gb/s 8MB Cache 3.5" Surveillance Hard Drive - ST3250311SV


Warranty90 Day Warranty
AvailabilityYes - Ships in 1 to 2 Days
ManufacturerSeagate Technology
SeriesSeagate Video SV35.5
UPC Code715663213574

Product Specs

Product Specs
Capacity250 GB
Spindle Speed7200 RPM Fluid Dynamic (FDB) Motor
Cache Buffer8 MB OptiCache Disk Caching
Advanced FormatNo
Form Factor3.5 Inch Internal Hard Drive
InterfaceSATA II 3Gb/sec (Generation 2)
Interface Speed3Gb/sec - Data Transfer Rate (max) Buffer to Host
Data Transfer Rateup to 140MB/sec Host to/from Drive (Sustained)
Interface ConnectorSATA (7-Pin Signal and 15-Pin Power Connector)
Recording TechnologyPerpendicular Magnetic Recording (PMR) Technology
Life Expectancy1 Million Hours MTBF (Mean Time Before Failures) / 8760 Power on Hours per year (24x7)
Workload Rating<180 TB/yr (Workload Rate Limit) / 300,000 (Load/Unload Cycles)
Shock ResistanceOperating: 63Gs (2ms) / Non Operating: 300Gs (2ms)
Rohs CompliantYes
Dimensions(L x W x H) 5.787 in. x 4.0 in. x 0.794 in.
ClassificationVideo Surveillance Drives

Key Features

  • Capacities up to 1TB
  • Built for 24/7 (always-on) Video Surveillance Applications
  • DVR/NVR Ready Design
  • Tarnish-Resistant Components
  • Power Choice for Selectable Power Savings
  • Annualized Workload Rating of 180TB per Year
  • Full-Track Multiple Sector Transfer Capability
  • Perpendicular Magnetic Recording (PMR) Technology
  • Seagate OptiCache Technology
  • Seagate AcuTrac Servo Technology
  • Native Command Queuing Technology
  • Thermal Monitoring and Reporting Technology
  • State-of-the-Art Cache and On-the-Fly Error-Correction Algorithms
  • Dual Stage Actuator (DSA) Technology
  • Built in Error Recovery Technology
  • Balance Technology to Support Multiple Drives in a System
  • Whisper Quiet with Fluid Dynamic Bearing (FDB) Motors

Seagate Video SV35.5 Hard Drives

The SV35.5 Series drives are the only hard drives designed and optimised solely for video surveillance, with perpendicular recording technology and a 7,200 RPM spindle motor for maximum speed and multi drive SDVR performance, the SV35.5 Series drives are optimised for recording of multiple, simultaneous standard or high resolution video streams and designed for 24x7 operation and high write duty cycles. The SV35.5 Series has a full range of capacities, including 1 TB, 500 GB and 250 GB and the SATA interface enables increased video data rates of 6-Gb/ or 3-Gb/s. With low power consumption and reduced heat generation make the Seagate SV35.5 ideal for Video surveillance digital video recorders (SDVR), Video surveillance network digital video recorders (SNVR) and Direct and network attached JBOD video surveillance storage.

   Key Advantages

  • The industry’s only surveillance-optimized hard drive platform with up to a 1TB capacity options.
  • A hard drive series tested and tuned for high write-cycle workloads typical in video surveillance storage systems.
  • 24×7 operational capabilities while maintaining high MTBF of 1M hours.
  • Performance driven by a 7200-RPM base platform, with up to 32MB DDR2 DRAM and optimized write caching surveillance algorithms.
  • 1TB-per-disk technology takes your surveillance storage further with lower cost/GB to support HD resolutions, enhanced performance and best-in-class support.
  • Seagate AcuTrac servo technology provides accurate read-write operation even in challenging operating environments.
  • 2A current-limited startup to support the use of embedded system power supplies.
  • Spin control features enable power-on in standby mode or drive spin-down to conserve power and improve reliability during archival periods.

   Best-Fit Applications

  • NVR
  • Embedded SDVR
  • Hybrid SDVR
  • PC-based SDVR
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