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Black four-bay SATA dock with dual fans, 3.4 by 6.7 by 11.4 inches

STARTECH

STARTECH SDOCK4U33 4-Bay USB 3.0 SATA Drive Enclosure

SKU CH-WEE7-3ABE5 MPN SDOCK4U33

A four-bay dock that lets you connect and hot-swap 2.5 or 3.5 inch SATA drives over USB 3.0 with UASP support

  • ColorBlack
  • Typeothers
  • MaterialPlastic
  • Internal InterfaceSATA I/II/III
  • External InterfaceUSB 3.0 w/UASP & SATA III
  • HDD Count SupportedDual HDD

Number of Bay 4 Bay

Size USB 3.0

  • Connect and swap four 2.5 / 3.5 in SATA drives through USB 3.0
  • Support SATA III 6 Gbps and UASP for optimal performance
  • Dual fans keep four drives cool during heavy workloads
  • Tool-free removable bays let you change drives in seconds
  • Works with Windows and macOS via standard USB 3.0 connection

Four-Bay USB 3.0 SATA Dock

The StarTech SDOCK4U33 is a black plastic enclosure that lets you connect up to four 2.5 or 3.5 inch SATA drives to a single USB 3.0 port. It uses a VL812 and ASM1053E chipset to provide SATA III 6 Gbps speeds with UASP support. Dual built-in fans keep the drives cool during extended use. The package includes the dock, a USB 3.0 cable, a universal power adapter and a manual.

Suited for multi-drive workflows.

This dock suits technicians, archivists and IT professionals who need simultaneous access to several SATA hard drives or SSDs for imaging, recovery or bulk data transfer. Hot-swap capability means drives can be inserted or removed without rebooting the host. Users who only ever work with one drive at a time, or who need a bus-powered solution for field use, should consider a simpler single-bay adapter instead.

USB 3.0 with UASP determines transfer ceiling

The external USB 3.0 interface combined with UASP protocol support is the specification that governs real-world throughput. It enables the full SATA III 6 Gbps potential of attached drives, reducing latency and CPU overhead compared with standard BOT transport. If the host system only provides USB 2.0 ports, performance will be limited to that slower standard regardless of the drive capabilities.

Points forts

  • Connect and swap four 2.5 / 3.5 in SATA drives through USB 3.0
  • Support SATA III 6 Gbps and UASP for optimal performance
  • Dual fans keep four drives cool during heavy workloads
  • Tool-free removable bays let you change drives in seconds
  • Works with Windows and macOS via standard USB 3.0 connection

Caractéristiques

BrandStarTech.com
ModelSDOCK4U33
ColorBlack
Typeothers
MaterialPlastic
Internal InterfaceSATA I/II/III
External InterfaceUSB 3.0 w/UASP & SATA III
HDD Count SupportedDual HDD
Number of Bay4 Bay
SpecificationsChipset ID: VL812+ASM1053E
Color: Black
Compatible Drive Types (Type and Rate): SATA
Drive Connectors: SATA Data & Power Combo (7+15 pin) Receptacle
Drive Installation: Removable
Drive Size: 2.5in & 3.5in
Enclosure Type: Plastic
Fan(s): Yes
Fans: 40 mm
Host Connectors: USB 3.0 B (9 pin ; SuperSpeed) Female
Humidity: 20%RH ~ 80%RH
Included in Package: Instruction manual
Universal power adapter (NA/EU/UK/AUS)
USB 3.0 4-Bay 2.5/3.5" SATA SSD/HDD Dock
USB 3.0 Cable
Input Current: 2.5A
Input Voltage: 100 ~ 240 AC
Insertion Rating: 15,000 Cycles
Interface: USB 3.0
LED Indicators: Drive pow
FeaturesConnect and swap four 2.5/3.5” SATA drives or SSD through USB 3.0
Support SATA III (6 Gbps) and UASP for optimal performance
Compatible with USB enabled computer systems such as Dell Optiplex & Apple Mac & MacBook and SATA 2.5in/3.5in hard drives - Hard Drive Dock / Four Bay Dock / Hard Drive Docking Station / SATA Dock / Hard Drive Docking Station with UASP / SATA HDD Docking Station / Hot Swap Hard Drive Dock - Dock and Swap Hard Drives directly to your computer system without mounting
DimensionsHeight:3.4" x Width:6.7" x Depth:11.4"
Weight2.27 lb
Package ContentsUSB 3.0 4-Bay 2.5/3.5" SATA SSD/HDD Dock
1 x USB 3.0 Cable
1 x Universal Power Adapter
1 x Instruction Manual
Poids d’expédition2.20 kg
Dimensions du colis343 × 216 × 173 mm

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3 de plus dans cette gamme

Même famille, mémoire, ventirad ou fréquence différents — comparez avant de vous décider.

Questions sur cet article

What practical speed ceiling does the USB 3.0 connection with UASP impose on the four SATA III bays?

The USB 3.0 link runs at 5 Gbps, so total throughput across all four bays cannot exceed that bus limit even though each bay supports SATA III 6 Gbps.

What are the exact dimensions and weight I need to clear on my desk for the four-bay dock?

The unit measures 3.4 inches high by 6.7 inches wide by 11.4 inches deep and weighs 2.27 lb.

How do I install a drive and which step do people usually miss?

Slide a 2.5 or 3.5 inch SATA drive into any bay until the 7+15 pin combo connector seats firmly; the step most people miss is pressing the drive all the way home so both data and power pins engage.

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