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1-800-275-4576 We're sorry, but this item is no longer for sale. However, there may be more Thunderbolt » Thunderbolt Expansion Chassis items available.
We recommend OWC Mercury Helios 2 Thunderbolt 2 Dual Slot Expansion Chassis For PCIe Cards (Mfr P/N: HELIOS2TB2) from Other World Computing for $479.00 as a suitable alternative.
If your OWC or NewerTech brand product should require service during the warranty coverage period, we are committed to delivering the fastest possible service.
Upon receipt of your unit, OWC will make every attempt to service it and arrange shipping back to you all within 48 weekday (Monday-Friday) business hours, excluding U.S. national holidays. This warranty service timeframe does not include data recovery attempts, out of stock items/components, or upgrade/product replacements.
3 Year OWC Helios Limited Warranty
The best warranty is one you never have to use – but should the need occur – we're proud to provide a superior level of support and service coverage to our customers. OWC and NewerTech storage solutions come fully backed by an Industry-leading 48-hour turnaround time, for complete peace of mind ownership confidence.
View more information about the 3 Year OWC Helios Limited Warranty
"...the OWC Helios + Mercury Accelsior combination handily outperforms the internal Apple 512GB SSD by a very large margin..."
— Lloyd Chambers, DigLloyd Mac Performance Guide
"...we were very impressed with the speeds... ...Helios and Thunderbolt come together like fish in water. ...deserving of our Innovation Award!"
— Les Tokar, The SSD Review
"The combo of the Helios and the Accelsior was "lethal." It matched the speed of the fastest Thunderbolt storage devices we've tested."
— Rob Art Morgan, Bare Feats – 120GB
"The Best of Thunderbolt's Potential ...the benefit of the unit is priceless."
— Jim Tanous, The Mac Observer
"...very impressive... robust... enabled us to achieve data transfer rates as fast as an internally-mounted SSD..."
— Justin King, MacNN
"...brought our MacBook Pro to performance levels we've never seen before. ...well constructed... well designed..."
— Tom Nelson, About.com
"...robust performance..."
— Josh Shaman, Storage Review
