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U.2 (SFF-8639) to PCI-e 4 Lane Adapter

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U.2 (SFF-8639) to PCI-e GEN 3 X 4 Slot.

Part Number: SFF-993-U2-4L

In stock

22 available

In stock

22 available

In stock

22 available
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U.2 (SFF-8639) to PCI-e 4 Lane Adapter


  • 4-Layer PCB designed
  • Built-in SFF-8639 plug connector
  • Built-in PCI-e Gen 3 x4 slot connector
  • PCI Express Base Specification Rev 3.0
  • SFF 8639 Enterprise SSD Form Factor Version 1.0a
  • PCI Express Card Electro-Mechanical* (CEM) Specification Rev 2.0
  • NVM Express* 1.1
  • PWM synchronous buck converter Power IC
  • 3.3V, 4A maximum output current
  • Short circuit protection
  • In-rush current suppression
  • Thermal shutdown protection
  • ESD HBM (Human Body Mode)/2KV
  • ESD CDM (Charged Device Model) /500V
Supports SSD Devices :

Operating System Support :

  • Windows 7 - 64 bit
  • Windows 8 - 64 bit
  • Windows 8.1 - 64 bit
  • UFEI - 2.3.1 or later

Micro SATA Cables PN # SFF-993-U2-4L

Cable Options for Adapter :

  • Micro SATA Cables PN # U2-1173-50CM
  • ‌Micro SATA Cables PN # SFF-992-20CM
  • Micro SATA Cables PN # SFF-854-1M


Additional Information

Part # SFF-993-U2-4L
UPC # 643131532189
Cable Length No
Brand Micro SATA Cables
Price $42.75


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We are proud to offer an everyday volume discount program. Simply enter the Promo Code: VOLUME in the Cart to receive the following savings.

Save when you spend:

  • Spend $100.00 to $499.99, save 5% on your order
  • Spend $500 or more and save 10% on your order
  • Enjoy Free Shipping on all domestic US orders over $300
Please note:
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