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StarTech.com USB 3.2 Gen 1 eSATA 3.5in SATA III Hot-Swap HDD Enclosure S351BMU33ET
StarTech.com·MPN: S351BMU33ET

StarTech.com USB 3.2 Gen 1 eSATA 3.5in SATA III Hot-Swap HDD Enclosure S351BMU33ET

The StarTech.com S351BMU33ET enclosure provides versatile, hot-swappable access to single 3.5-inch SATA III hard drives, supporting capacities up to 10 TB for efficient data management.

  • Hot-Swap Support: Enables quick drive changes without system shutdown, minimizing downtime for IT professionals managing multiple data sets.
  • Dual Connectivity: Offers both USB 3.2 Gen 1 (5Gbps) and eSATA interfaces, ensuring broad compatibility and high-speed data transfer for critical operations.
  • High Capacity: Supports 3.5-inch SATA III drives up to 10 TB, providing ample storage for large backups, archives, or data recovery projects.
  • UASP Enabled: Accelerates data transfer speeds over USB 3.2 Gen 1, reducing wait times when moving large files and improving operational efficiency.
$64.17
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Manufacturer Warranty Included

Product Overview

The StarTech.com S351BMU33ET is a purpose-built external enclosure designed for single 3.5-inch SATA III hard drives, featuring both USB 3.2 Gen 1 (5Gbps) and eSATA connectivity. It supports hot-swapping and accommodates drives up to 10 TB, providing a robust solution for data access and management.

This enclosure is constructed from a durable combination of aluminum, plastic, and steel, ensuring longevity in demanding professional environments. It includes UASP support for enhanced USB performance and offers plug-and-play functionality, simplifying deployment and reducing IT overhead.

  • Flexible Data Access: Connects 3.5-inch SATA III drives via USB 3.2 Gen 1 or eSATA, providing versatile options for data transfer and system integration.
  • Rapid Drive Swaps: Hot-swap capability allows IT teams to quickly exchange drives without system reboots, optimizing workflow for diagnostics or data migration.
  • Optimized Performance: USB 3.2 Gen 1 with UASP support delivers faster data transfer rates, significantly reducing the time required for large file operations.
  • Robust Construction: Built with aluminum, plastic, and steel, this enclosure withstands daily use in professional settings, ensuring reliable long-term operation.
  • Simplified Management: Features plug-and-play setup and LED indicators for activity and power, making it easy for staff to monitor and manage drive status.

This enclosure is an operationally sound choice for businesses seeking a reliable and flexible solution for external SATA drive access and data management.

Technical Specifications

1Performance & Business Impact
Supported Drive Size3.5 inches
Maximum Storage Capacity10 TB
Hot-Swap SupportYes
UASP SupportYes
SATA Connector Insertion Cycles50,000 cycles
2Connectivity & I/O
USB Version3.2 Gen 1 (3.1 Gen 1)
USB Connector TypeUSB Type-B
eSATA Ports1
Supported Storage Drive InterfacesSerial ATA, Serial ATA II, Serial ATA III
3Physical & Environmental
Dimensions (W x D x H)134 mm x 210 mm x 38 mm / 5.28 in x 8.27 in x 1.50 in
Weight0.52 kg / 1.15 lbs
Product ColorBlack
MaterialAluminium, Plastic, Steel
Operating Temperature0 - 50 °C
Operating Relative Humidity5 - 65%
4Lifecycle, Warranty & Compliance
Warranty2-Year StarTech.com Warranty
In-Box ContentsAC adapter, USB cable, eSATA cable, Stand, User guide
Compliance CertificationsCE, FCC, REACH, RoHS
Package Weight1.1 kg / 2.43 lbs

Full Specifications

Manufacturer Data
Storage5
Number of storage drives supported1
Storage drive size3.5"
Supported storage drive interfacesSerial ATA, Serial ATA II, Serial ATA III
Hot-swapYes
Maximum storage capacity10 TB
Ports & interfaces7
USB connectivityYes
USB version3.2 Gen 1 (3.1 Gen 1)
USB connector typeUSB Type-B
USB ports quantity1
Integrated USB cableNo
eSATA ports quantity1
DC-in jackYes
Power4
AC adapter input voltage100 - 240 V
AC adapter input current0.8 A
AC adapter output voltage12 V
AC adapter output current2 A
Performance4
ChipsetASMedia - ASM1153E, ASMedia - ASM1456
UASP supportYes
SATA connector insertion cycles50000
Plug and PlayYes
Weight & dimensions8
Width134 mm
Depth210 mm
Height38 mm
Weight520 g
Package width153 mm
Package depth240 mm
Package height100 mm
Package weight1.1 kg
Design7
Product typeHDD enclosure
Product colourBlack
MaterialAluminium, Plastic, Steel
LED indicatorsActivity, Power
On/off switchYes
Number of fans0 fan(s)
CertificationCE, FCC, REACH
Packaging content4
AC adapter includedYes
Cables includedAC, USB, eSATA
Stand includedYes
User guideYes
Operational conditions1
Operating temperature (T-T)0 - 50 °C
Other features1
Power plug typeType M
Technical details1
Compliance certificatesRoHS
Downloads2
Product Datasheet134 KB
Download
User Manual782 KB
Download

What This Solves

Rapid Data Recovery & Diagnostics

When a system fails or a drive needs inspection, quick access to its contents is critical to minimize operational disruption. This enclosure allows IT teams to hot-swap 3.5-inch SATA drives, enabling rapid data extraction, diagnostics, or system imaging without lengthy downtime.

IT operations teams, data recovery specialists, small businesses with limited IT staff, technical support departments

Cost-Effective Data Archiving

Businesses often accumulate vast amounts of data that must be retained for compliance or historical purposes but are not actively used. This enclosure provides a simple, cost-effective method to archive large 3.5-inch SATA drives offline, reducing the burden on primary storage systems while maintaining accessibility.

Legal firms, healthcare providers, creative agencies, government offices, any organization with long-term data retention policies

Flexible External Storage Expansion

As data volumes grow, organizations require flexible solutions to expand storage capacity without complex infrastructure upgrades. This enclosure offers a portable and high-capacity external storage option, easily connected via USB 3.2 Gen 1 or eSATA to any workstation or server for project-specific data or temporary backups.

Small to mid-sized businesses, engineering departments, media production teams, research institutions, remote office deployments

Key Features

Hot-Swap Support

Enables IT staff to change 3.5-inch SATA drives without powering down the host system, significantly reducing maintenance time and improving operational efficiency.

USB 3.2 Gen 1 (5Gbps) and eSATA Connectivity

Provides versatile high-speed data transfer options, ensuring compatibility with a wide range of systems and optimizing performance for various data management tasks.

Supports up to 10 TB 3.5in SATA III Drives

Offers extensive storage capacity for large-scale data archiving, backup, and recovery projects, meeting the demands of growing business data volumes.

UASP (USB Attached SCSI Protocol) Support

Accelerates USB 3.2 Gen 1 data transfer speeds, particularly with SSDs, leading to faster file transfers and improved productivity for users.

Durable Aluminium, Plastic, and Steel Construction

Ensures the enclosure's longevity and reliability in demanding professional environments, protecting valuable data and providing a stable platform for drive operations.

Industry Applications

Legal & Professional Services

Law firms and accounting practices use this for secure, accessible archiving of client documents and case files, ensuring data integrity and compliance.

Healthcare & Life Sciences

Clinics and medical labs deploy this for temporary storage or transfer of large imaging files and patient data, supporting diagnostic workflows and backups.

Government & Public Sector

Government agencies utilize this for managing and archiving public records or departmental data, providing flexible access for audits and historical review.

Manufacturing & Industrial

Factories and industrial plants use this to store operational data, CAD designs, or machine logs for analysis, backup, and inter-departmental transfer.

Frequently Asked Questions

What types of hard drives are compatible with this enclosure?

This enclosure is compatible with single 3.5-inch SATA I, SATA II, and SATA III hard drives. It supports drives with capacities up to 10 TB, providing broad compatibility for various storage needs.

Does this enclosure require any special drivers for operation?

No, the StarTech.com S351BMU33ET enclosure features plug-and-play functionality. It does not require special drivers for most modern operating systems, allowing for quick and easy setup.

What is the benefit of UASP support for this enclosure?

UASP (USB Attached SCSI Protocol) support enhances the performance of USB 3.2 Gen 1, particularly with solid-state drives (SSDs). It allows for faster data transfer speeds compared to traditional USB 3.0, reducing the time spent on large file operations.

What cables are included with the enclosure?

The enclosure ships with all necessary cables, including an AC power adapter, a USB cable for connecting to your computer, and an eSATA cable, ensuring you have multiple connectivity options right out of the box.

Warranty & Returns

Manufacturer Warranty

2 Years

Warranty is provided directly by the manufacturer and covers defects in materials and workmanship under normal use.

Return Policy

Returns subject to manufacturer approval

Hardware returns are governed by the manufacturer's return policy. Some products are non-returnable or subject to restocking fees. Defective items are handled under the manufacturer warranty. Contact Zent Networks before initiating any return.

$64.17