QNAP 

QNAP TL-R1620SDC-US 16BAY 3U RACKMOUNT SAS 12GBPS JBOD DUAL CTLR EXPANSION ENCL W/SAS

Mfg Part Number:  TL-R1620SDC-US  
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Price: $3,874.89 + Free Shipping
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In Stock: 11
Last Updated: Dec 06, 2025
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TL-R1620Sdc | Dual-controller SAS 12Gb/s storage expansion for enterprises

Featuring dual controllers, an OLED indicator, and a short-depth rackmount design, the 3U 16-bay TL-R1620Sdc SAS 12Gb/s storage expansion enclosure is ideal for expanding the storage capacity of dual-controller QNAP NAS. Both controllers have three Mini-SAS HD (SFF-8644) ports, supporting 12Gbps SAS and Broadcom® SAS DataBolt™ bandwidth optimization technology. The dual path mini-SAS design sustains continuous operations even if an external JBOD cable is disconnected. Up to 7 TL-R1620Sdc units can be daisy-chained via high-speed Mini-SAS HD cables, providing scalability and high reliability for mission-critical storage of file servers, virtualization, surveillance, medium-sized data center, multimedia, and more.

  • 1Flexibly and economically expand the storage space of a dual-controller QNAP NAS for petabyte-level storage capacity.
  • 2Dual path mini-SAS design with a redundant power supply for enhanced system reliability.
  • 3QNAP dual-controller NAS can detect JBOD connections, and enter missing mode protection to prevent data corruption.
  • 4DataBolt™ bandwidth optimization combines two 6Gb/s connections into one 12Gb/s data stream to achieve faster speed with existing 6Gb/s infrastructure.
  • 5Manage the storage space and settings of the connected TL-R1620Sdc with Storage Manager on the host NAS.
  • 6The space-efficient short depth design makes it easy to install in small media cabinets or places with a lot of cabling. (Rail kit RAIL-B02 requires optional purchase.)

Failure-resistant with a dual-controller, dual-path design

Connect the TL-R1620Sdc to a dual-controller QNAP NAS and create a redundant cross loop configuration that provides expansion units with redundant paths to the base NAS and protection between JBOD connections. If one or more paths to the TL-R1620Sdc disconnect, other expansion units can still communicate with the base NAS. This is essential for intermachine data protection and capacity scalability for uninterrupted mission-critical enterprise tasks.

Connect up to 7 expansion units for petabyte-level storage capacity

The base NAS requires QES 2.1.1 (or later) and either Mini-SAS HD (SAS 12Gb/s SFF-8644), Mini-SAS (SAS 6Gb/s SFF-8088) ports or a PCIe-based SAS expansion card.

Highly efficient, reliable and scalable

The TL-R1620Sdc is powered by a low-power 28nm SAS35x28R SAS Expander and supports 12/6 Gb/s SAS/SATA drives. Both controllers have three Mini-SAS HD (SFF-8644) ports, and each SAS wide port combines four SAS 12Gb/s channels for up to 48Gbps bandwidth.

Supports SAS DataBolt™ technology, delivers 12Gb/s speed using existing 6Gb/s infrastructure

Featuring Broadcom® SAS DataBolt™ bandwidth optimization technology, the TL-R1620Sdc has an intelligent data buffer for transferring data to drives at speeds that match the performance of the host NAS. Whether the TL-R1620Sdc uses 12Gb/s or 6Gb/s drives, the NAS host will transfer data to the TL-R1620Sdc at 12Gb/s, allowing you benefit from high-speed 12Gb/s SAS transmission with existing 6Gb/s infrastructure.

Main Specification
General Information
Manufacturer QNAP Systems
Manufacturer Part Number TL-R1620SDC-US
Manufacturer Website Address http://www.qnap.com
Brand Name QNAP
Product Model TL-R1620SDC
Product Name TL-R1620SDC Drive Enclosure
Product Type Drive Enclosure
Technical Information
Number of Hard Drives Supported 16
Number of Hard Drives Installed 0
Number of Solid State Drive Supported 16
Number of Solid State Drive Installed 0
Controllers
Non-RAID Mode JBOD
I/O Expansions
Number of Total Expansion Bays 16
Number of 2.5"/3.5" Bays 16
Hot Swappable Bays Yes
Interfaces/Ports
Drive Interface SATA/600
Drive Interface 12Gb/s SAS
Host Interface Mini-SAS HD
Software
Operating System Supported Windows
Physical Characteristics
Cooling Fan Yes
Form Factor Rack-mountable
Rack Height 3U
Height 5.2"
Width 19"
Depth 16.7"
Weight (Approximate) 30.69 lb
Miscellaneous
Package Contents
  • TL-R1620SDC Drive Enclosure
  • 2 x Power Cord
  • 2 x Hard disk tray key
  • 2 x 0.5m Mini SAS cable (SFF-8644 to SFF-8644)
  • 48 x Flat head screw (for 2.5" HDD)
  • 64 x Flat head screw (for 3.5" HDD)
  • Quick Installation Guide (QIG)
Compatibility Qnap Storage Systems
Warranty
Limited Warranty 5 Year

Specifications

  • Mfr Part Number: TL-R1620SDC-US
  • Hardware:
    • Drive Bay: 16 x 3.5-inch SAS 12Gb/s, SAS/SATA 6Gb/s. The system is shipped without HDD
    • Drive Compatibility: 3.5-inch bays: 3.5-inch SATA hard disk drives, 2.5-inch SATA hard disk drives, 2.5-inch SATA solid state drives
    • Hot-swappable: Yes
    • Gigabit Ethernet Port (RJ45): 1
    • Form Factor: 3U Rackmount
    • Host Interface: 3 x 12Gb/s SAS 3.0 wide ports (4-wide port) Mini-SAS HD (SFF-8644) for each controller
    • LED Indicators: HDD 1-16, Status, Power, Fan, Temperature, SAS connector status
    • Buttons: Power, OLED
    • Max. number of HDDs/SSDs supported: 16
    • Hard Drive Type: 3.5" or 2.5" SAS12Gb/s 6Gb/s drives
    • Operating Temperature: 0 - 40 °C (32°F - 104°F)
    • Storage Temperature: -20 - 70°C (-4°F - 158°F)
    • Relative Humidity: 5-95% RH non-condensing, wet bulb: 27ËšC (80.6ËšF)
    • Power Supply Unit: 550W(x2), 100-240V
    • Fan: 3 x 80mm, 12VDC
    • System Warning: Buzzer
    • Management: Managed via NAS QES OS and JBOD Manager for Windows
  • Dimensions (HxWxD): 131.3 × 482.2 × 425.3 mm
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