Intel X520-DA2 with low and regular profile brackets included. These are Intel X520-DA2's full/regular/high and low profile brackets included. Not cheap China copies from questionable companies, but 100% made by Intel. 

Pulled in good working order from retired servers from a multi billion dollar company. Not cheap China copies and all ports tested day cards go out and unlike most any other ebay sellers, we also update the Intel boot code to the latest version! Ships from U.S.A. 

Works in any brand server and since is 100% made by Intel uses the regular Intel X520 drivers available on Intel's Site. Driver is included natively with Windows Server 2012+ also. 90 Day DOA warranty with 100% refund or advanced replacement(Your choice) if sometime happens to go wrong.

Specs for Intel X520-DA2
Host Interface: PCI Express
Interfaces/Ports: 2 x SPF+ Duplex Network Technology: 10GBase – 10 Gigabit Ethernet
Card Height: One full/regular/high profile bracket included and one low profile bracket too
Form Factor: Internal
Dimensions: 5.73' Width
Green Compliance: Yes
Green Compliance Certificate/Authority: RoHS
 

Picture is of one of the actual items! 

Terms: I have 2000+ Feedback So Bid with confidence-
-Specs believed to be accurate but please check with manufacturer to be sure.
--FREE Shipping/Handling via Fedex/USPS(My Choice) to United States.(Others will cost additional $)--Visa/Mastercard/Amex/Discover with Paypal.com(I am Verified)
--If Paying with Paypal I only shipped to Paypal Provided Address.
--Delivery signature required for all shipments over $250(Included in S&H)
--No shipping to Canada or International without emailing me first, buyer responsible for all brokerage/duty fees!