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Thunderboltâ„¢2 to PCIe Expansion Enclosure

Netstor new NA211TB is the revolutionary Thunderbolt 2 PCIe expansion chassis with up to 3 PCIe slots allowing multiple combinations of high-performance PCIe add-on cards to be attached to any Thunderbolt 2-equipped computers to meet any professionals’ demands on work. Designed specifically for automatic powering-on and powering-off with host, the Thunderbolt 2 PCIe expansion enclosure with the inner PCIe cards of solution can be effortlessly carried to any site to enhance the I/O performance up to 20Gbps for host with Thunderbolt 2 while at the same time letting users save investment in PCIe card hardware.

The Thunderbolt™2 Chassis Designed for Work
Beginning from Intel with a simple concept of creating an incredibly fast I/O technology, the most powerful Thunderbolt 2 interface that emerges and makes its appearance in the market with technical collaboration from Apple is the fastest, foremost, and most versatile input/output technology ever. After having many years’ expertise and experiences in developing and providing solutions of PCIe extension, Netstor has followed its line and dedicated itself to the progression and evolution of Thunderbolt 2 PCIe expansion chassis to keep on serving and bringing diverse plans for demanding configurations.

Fully Supporting Ultra HD, 4K Workflow
Designed with stylish aluminum body fitting for laptop, desktop with Thunderbolt 2 technology and featured dedicated built-in 300W PSU with extra internal PCIe power cable, any combination of professional PCIe cards in NA211TB is ensured to work seamlessly with the host. In addition to the dual-protocol, 20Gbps data rates over single connectivity, the NA211TB provides dual Thunderbolt2 ports allowing daisy-chain for further Thunderbolt 2 devices with flexible schemes and displaying true uncompressed 4K video content simultaneously with the blazing-fast data transferring.

  • Thunderbolt™2 interface with 20Gbps of throughput in both channels 
  • Supports up to three(3) full-length PCIe cards
  • Stylish high quality aluminum housing with solid metal structure
  • Built-in a big & quite Fan cooling for self-contained ventilation
  • Ease-of-adjusted Fan speed control board for various working environment
  • Internal IPC-grades Ultra-quiet 300W power supply
Host Interface           Thunderbolt™2 (Dual Port for Daisy Chain)
Data Transfer Rate           20Gbps Bi-directional
No. of PCIe Slots

Two PCIe 2.0 x8 (One slot is available for PCIe x16 card)
One PCIe 2.0 x4

Thunderbolt Expansion

Up to Six Thunderbolt devices

LED Display for Enclosure

Power On

MaterialAluminum housing with solid metal structure
Power Supply

High EfficiencySingle 300W PSU (High-Efficiency & Low Noise)
Input: 90-230 VAC/50-60 HZ
Output: +5V and +12V
(With two PCIe 6+2 pin & one 4 Pin auxiliary power cable) 


371(D) x 110(W) x 200(H) mm
14.6 (D) x 4.3 (W) x 7.87 (H) inch


One Hot-Swappable 80 x80 x20 mm Cooling Fan 

System SupportNew Mac Pro, MacBook Pro, iMac, Mac mini, Mac mini Server or Windows PC with a Thunderbolt port
O.S. SupportMac OS X 10.6.8+/ 10.7.x/ 10.8.x/ 10.9.x/ 10.10.x/ 10.11.x
PCIe card Driver RequestThird-party PCIe card should support Mac OS with Thunderbolt aware's driver
PCIe card  Size Available

Full length, full height PCIe cards

Operating Temperature0 to 40°C  (32 to 104°F)
Storage Temperature-10 to 50°C  (14 to 122°F)
Relative Humidity20 to 80% (non-condensing)
Package Content

Enclosure x 1
Thunderbolt cable x 1 (2 meter)
Manual CD-ROM x1
Carry Bag x 1

Power Cord x 1

Thunerbolt 2 Expansion

Brand Name


Host Support
Apple MacBook Pro   Apple

• Mac mini, iMac, MacBook Pro, MacBook Air, New Mac Pro
  with a Thunderbolt port (Mac OS X 10.6.8+)

RAID Card Support 
Areca   Areca• ARC-1882x        • ARC-1882LP  
• ARC-1213-4x     • ARC-1223-8x   
ATTO   ATTO• ExpressSAS R680 (version 2.0+)
HighPoint   HighPoint

RocketRAID 2722    RocketRAID 3622 
RocketRAID 4522

Audio Card Support 
 AVID_Netstor    AVID• Pro Tools HDX    • Pro Tools HD Native
  (Tested by Netstor)
 Lynx_Netstor     Lynx Studio• AES16e
 RME-Audio Card    RME• HDSPe MADI       • HDSPe AIO
• HDSPe AES         • HDSPe RayDAT
 UAD-2 Duo/Turbobox    Universal Audio• UAD-2 DUO         • UAD-2 QUAD
  (version 6.3.1+)
Video Card Support 
 BlackMagic  BlackMagic DeckLink Studio   • DeckLink Quad   • Intensity Pro
 • DeckLink HD 3D   • DeckLink 4K (version 9.5+) 
 Bluefish444 Create 3D Ultra    Create 3D     
 • Create HD          • Epoch Supernova S+
 Matrox  Matrox • Mojito MAX
 AJA  AJA • Kona 3G            • Kona LHi       • Kona LHe Plus
  (version 10.3+)
10G Networking Card 
 ATTO_Netstor  ATTOFast Frame NS11   Fast Frame NS12
Fast Frame NS14   Fast Frame CS11
Fast Frame CS12   Fast Frame CS14
 Myricom  Myricom• 10G-PCIE-8B-2C • 10G-PCIE-8B-2S • 10G-PCIE-8B-C
• 10G-PCIE-8B-S   • 10G-PCIE2-8B2-2C
• 10G-PCIE2-8B2-2S  (version v1.3.1+)
 SmallTree_logo   Small Tree

• PETG1 series    • PETG2 series    • PETG4 series
  (version v2.14+)

Fiber Channel Card 
 ATTO_Netstor  ATTO• CTFC-81EN        • CTFC-82EN     
• CTFC-84EN     
 Thunderbolt eGPU  AMD

• Contact   

 nVidia nVidia

• Contact    eGPU

Ordering Information
 Model No.



Thunderbolt2 to PCIe Expansion Chassis, Supporting up to Three(3) full-length and full-height PCIe cards, with bulit-in 300W single power supply and providing extra 6+2 pin PCIe power cable, One Thunderbolt 2 meter cable.
(300W version is starting from Sep. 1, 2014)
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