• Supports up to three(3) two-thirds length PCIe cards
  • Built-in backplane for four(4) 2.5-inch HDDs or SSDs
  • 20Gbps high speed Thunderbolt 2 host interface in both channels
  • Stylish high quality aluminum housing with solid metal structure
  • Ease-of-adjusted Fan speed control board for various working environment
  • Internal high-efficiency and ultra-quiet 250W power supply

NA211TB-LD Thunderbolt 2 Storage and PCIe Expansion Product Description

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
No. of Disk(s) Up to 4 (Supports 2.5″ HDD or SSD & Sold separately)
RAID Levels Requires a RAID card with internal 4 port and Thunderbolt driver(RAID card sold separately)
Thunderbolt Expansion Up to Six Thunderbolt devices
LED Display for Enclosure Power On
Material Aluminum housing with solid metal structure
Power Supply  1356593672Single 250W PSU (High-Efficiency & Low Noise)
Input: 90-230 VAC/50-60 HZ
Output: +5V and +12V
Dimension 371(D) x 110(W) x 200(H) mm
14.6 (D) x 4.3 (W) x 7.87 (H) inch
Cooling One Hot-Swappable 80 x80 x20 mm Cooling Fan
System Support New Mac Pro, MacBook Pro, iMac, Mac mini, Mac mini Server or Windows PC with a Thunderbolt port
O.S. Support Mac OS X 10.6.8+/ 10.7.x/ 10.8.x/ Mavericks
PCIe card Driver Request Third-party PCIe card should support Mac OS with Thunderbolt aware’s driver
PCIe card  Size Available Full Height & Card Length Available: 218(L)mm / 8.6(L) inch
Storage Temperature 0 to 40°C  (32 to 104°F)
Operating Temperature -10 to 50°C  (-14 to 122°F)
Relative Humidity 20 to 80% (non-condensing)




Hardware + Fan







The Netstor NA211TB-LD is a compact size Thunderbolt 2 enclosure that combines the storage capability of four(4) 2.5” SSDs or SAS/SATA HDDs with the expansion capability of three(3) PCIe slots. This allows users to add PCIe cards to any Thunderbolt-equipped computer using only one single Thunderbolt connection that provides up to 20Gbps data transfer rates bi-directionally. Setting up RAID volumes for the NA211TB-LD is very simple and only requires the addition of one RAID card.

Dedicated Enclosure for Application
The NA211TB-LD enclosure features a built in, ultra-quiet and eco-friendly 80-Plus certified power supply that provides 250 watts to support PCIe add-on cards. The storage portion of the NA211TB-LD features superior ventilation with front to back vent airflow and a large and quiet fan built-in with easily adjustable fan speeds for varied working situations.

Storing and Processing Economically
The NA211TB-LD enhances the I/O performance of computers and server workstations while simultaneously granting users the flexibility of portable storage. and power of specialty PCIe cards to the Thunderbolt host. The NA211TB-LD offers professionals an affordable and highly effective PCIe expansion solution.

Host Support
Mac   MAC • Mac mini, iMac, MacBook Pro, MacBook Air
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     AVID • Pro Tools HDX    • Pro Tools HD Native
(Tested by Netstor)
 Lynx     Lynx Studio • AES16e
 RME    RME • HDSPe MADI       • HDSPe AIO
• HDSPe AES         • HDSPe RayDAT
 Universal Audio    Universal Audio • UAD-2 DUO         • UAD-2 QUAD
(version 6.3.1+)
Video Card Support
 Black Magic Design BlackMagic  • DeckLink Studio   • DeckLink Quad   • Intensity Pro
• DeckLink HD 3D   • DeckLink 4K (version 9.5+)
 BluefishBluefish  • Create 3D Ultra    • Create 3D
• Create HD          • Epoch Supernova S+
10G Networking Card
 MyricomMyricom • 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+)

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

Model No. Description


Thunderbolt Expansion Chassis, Supporting up to Three(3) PCIe cards, with storage backplanewith, 250W single power supply, One Thunderbolt 2 meter cable.