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OWC Accelsior S

Mac | PC | PCIe | SATA 6G 

Storage Expansion With a Speed Boost

Add a 2.5" SATA 6G Drive to your Mac or PC

  • Directly mount any standard 2.5" drive.
  • Up to 550 MB/s sustained speeds.
  • Enhance SATA 3Gb/s systems with SATA 6Gb/s support.
  • Easy installation. No drivers required.
Accelsior S SSD sold seperately



OWC Accelsior S Bundles
OWC Accelsior S bundles are the simple, do-it-yourself solution for adding a high speed SATA 6G drive to PCs or silver Mac Pro towers otherwise restricted to 3G architecture. Combined with a high-performance OWC Mercury Electra or Mercury Extreme Pro 6G SSD, Accelsior S brings cutting edge 6G performance to your SATA 3G system. Accelsior S + Mercury Electra 6G:
Accelsior S + Mercury Extreme Pro 6G:

Give Your Mac Pro Tower or PC a 6G Performance Boost

Accelsior S is the simple solution to add a high speed SATA 6G drive to PCs or silver Mac Pro towers otherwise restricted to 3G architecture. Combined with a high-performance SSD, Accelsior S brings cutting edge 6G performance to your SATA 3G system.

Internal Storage Expansion at Lightning Speed

With more than 500 MB/s of throughput, the Accelsior S dual-lane PCIe 2.0 card delivers flexible storage expansion - with a speed boost - to your Mac or PC. Accelsior S is the perfect compliment to OWC's Mercury family of high-performance SSD's, allowing up to an extra 2TB of fast storage expansion.
Mac Pro Tower

Just Plug and Play

Mount a 2.5" drive to the Accelsior S, install in any available PCIe x4 (or greater) slot, and you're up and running with expanded high-speed storage. Use as a native, high-speed, boot drive or scratch-disk and boost capacity and performance. With no drivers or extra software needed, upgrading your PC or legacy Mac Pro tower with Accelsior S is a breeze.

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Plug and Play