1. Introduction & Overview
The StarTech.com 4-Bay Hard Drive Duplicator and Eraser (SATDOCK4U3RE) is a versatile device designed for efficient data management. It functions as a standalone 1:3 HDD/SSD cloner/copier, allowing you to duplicate a single SATA hard drive to up to three other SATA drives simultaneously without a host computer. Additionally, it serves as a 4-bay hard drive docking station, providing quick access to your 2.5/3.5" SATA drives via USB 3.0 or eSATA connections to a host computer.
Key features include:
- Standalone Duplication & Erasing: Performs cloning or erasing of 2.5/3.5" SATA drives independently.
- Versatile Docking Station: Quick access to drives via USB 3.0 (5 Gbps) or eSATA (3 Gbps).
- Wide Drive Compatibility: Supports 2.5/3.5" SATA and IDE SSDs/HDDs of any capacity (with included IDE cable adapters).
- Multiple Duplication Modes: Up to 4.2 GB/min standalone sector-by-sector cloning.
- Secure Erase Functions: Includes Quick Erase & Secure Erase (NIST SP 800-88 Rev 1 Purge).
- User-Friendly Interface: LCD menu display with push-button navigation and multi-function LEDs.

Figure 1.1: Front view of the StarTech.com 4-Bay Hard Drive Duplicator and Eraser.

Figure 1.2: The device in operation, highlighting its docking, duplication, and erase capabilities with speed specifications.
2. Setup & Connections
2.1 Package Contents
Ensure all components are present in the package:
- 1 x 4-Bay USB 3.0 eSATA to SATA Standalone 1:3 HDD Hard Drive Duplicator Dock (SATDOCK4U3RE)
- 1 x IDE to SATA Adapter Caddy
- 1 x 44-Pin to 40-Pin IDE Cable
- 1 x 40-Pin IDE Cable
- 1 x SP4 to LP4 Power Cable
- 1 x Power Adapter & NA/EU/UK/ANZ Power Cables
- 4 x Mounting Screws
- 1 x USB-A to USB-B Cable
- 1 x eSATA Cable

Figure 2.1: Detailed view of all items included in the product package.
2.2 Device Layout & Connections
Familiarize yourself with the device's ports and controls:
- eSATA to Host (3 Gbps): Connects the duplicator to a host computer via eSATA.
- USB-B to Host (5 Gbps): Connects the duplicator to a host computer via USB 3.0.
- DC-IN (12V 6.5A): Power input for the device.
- Fan Speed Controls: Adjust fan speed for optimal temperature.
- Source Drive Slot: Slot for the source drive during duplication.
- Drive Eject Buttons: Buttons to safely eject drives.
- Destination Drive Slots: Slots for up to three destination drives during duplication.
- Drive Power Buttons & LEDs: Individual power buttons and status LEDs for each drive bay.
- LCD Display: Provides menu navigation and status information.
- Configuration Buttons: UP, DOWN, ENT (Enter), ESC (Escape) buttons for menu navigation.

Figure 2.2: Numbered diagram illustrating the various ports and controls on the device.

Figure 2.3: Rear view of the device showing the eSATA, USB 3.0, DC-IN, and fan controls.
3. Operating Instructions
3.1 Drive Compatibility
The SATDOCK4U3RE is compatible with a wide range of drives:
- SATA Drives: Supports 2.5" SSD/HDD and 3.5" HDD.
- IDE Drives: Supports 2.5" HDD and 3.5" HDD using the included IDE to SATA adapter.

Figure 3.1: Visual representation of SATA and IDE drive compatibility with the device.
3.2 Duplication Modes
The device supports standalone 1:3 sector-by-sector duplication, meaning it copies every sector from the source drive to the destination drives, including hidden partitions and empty space. The target drives must be equal to or larger in capacity than the source drive.
3.3 Erase Modes
The SATDOCK4U3RE offers various erase modes to securely wipe data:
- Quick Erase: A fast solution that removes partition tables and the first portions of the disk, leaving it in an uninitialized state. Data may be recoverable with software tools.
- Secure Erase (NIST SP 800-88 Rev 1 Purge): This mode uses erase functions executed by the drives themselves to overwrite sectors with zeros, making data recovery extremely difficult. This method is compliant with NIST SP 800-88 Rev 1 standards.

Figure 3.2: Overview of duplication and erase modes, highlighting standalone operation.
3.4 Standalone Operation & Host Connection
The duplicator can operate completely standalone, meaning no computer is required for cloning or erasing tasks. However, it can also connect to a host PC via USB 3.0 or eSATA to function as a multi-bay docking station for file transfer and data access.

Figure 3.3: The device connected to a host PC, demonstrating its file transfer capabilities.
3.5 Hot-Swapping
The SATDOCK4U3RE supports hot-swapping of drives when connected to a host computer. This means drives can be inserted or removed without requiring a power cycle of the dock or PC. However, be aware that adjacent bays may momentarily reset to re-detect removed or added drives. Do not swap media if an adjacent drive is actively transferring data to or from your PC in dock mode.
3.6 Operational Q&A Video
For a detailed walkthrough of various operational aspects, including supported drive types, duplication/erase speeds, file formats, maximum drive sizes, host protected areas (HPA), and more, please refer to the official Q&A video:
Video 3.1: StarTech.com Q&A Video for Drive Duplicators & Erasers. This video provides in-depth answers to common questions regarding drive compatibility, duplication speeds, erase modes, and more.
4. Maintenance
To ensure the longevity and optimal performance of your StarTech.com 4-Bay Hard Drive Duplicator and Eraser, follow these general maintenance guidelines:
- Keep Clean: Regularly wipe the exterior of the device with a soft, dry cloth. Avoid using liquid cleaners or solvents.
- Dust Prevention: Keep the drive slots and fan vents free of dust and debris to ensure proper airflow and prevent overheating.
- Proper Storage: When not in use, store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Handle with Care: Avoid dropping or subjecting the device to strong impacts, which could damage internal components.
- Firmware Updates: Check the StarTech.com website for any available firmware updates for your model (SATDOCK4U3RE). Firmware updates can improve performance, add features, or address compatibility issues.
5. Troubleshooting
This section addresses common issues you might encounter with the SATDOCK4U3RE. For more detailed troubleshooting, refer to the Q&A video in Section 3.6 or the official StarTech.com support resources.
5.1 Common Issues & Solutions
- Duplication Failure (Target Drive Size): If duplication fails, ensure the destination drive(s) have a capacity equal to or greater than the source drive. Sector-by-sector cloning requires this.
- Inaccessible Duplicated Data (Encrypted Drives): It is not recommended to duplicate encrypted drives (e.g., BitLocker). The duplicated data may become inaccessible or unreadable. Decrypt the drive before duplication if possible.
- Error Indicators: The LCD display and multi-function LEDs provide status and error codes. Consult the device's display for specific error messages and refer to the full product manual on the StarTech.com website for detailed explanations of error codes.
- Drive Not Detected: Ensure drives are properly seated in their bays. Check all cable connections (power, USB, eSATA). If using an adapter (IDE, mSATA, M.2), ensure it is correctly installed and connected.
- Slow Performance: Duplication/erase speeds can be influenced by the specifications and overall health of the drives themselves. Ensure drives are in good condition.
6. Specifications
| Attribute | Value |
|---|---|
| Model Number | SATDOCK4U3RE |
| Item Weight | 2.39 pounds |
| Product Dimensions | 11.2 x 6.8 x 3.8 inches |
| Memory Storage Capacity | 4 TB (per bay, tested up to 16TB) |
| Compatible Devices | Laptop, PC |
| Hard Disk Form Factor | 2.5 Inches, 3.5 Inches |
| Max Number of Supported Devices | 4 (1 source, 3 target) |
| Data Transfer Rate | 5 Gbps (USB 3.0), 3 Gbps (eSATA) |
| Hardware Interface | USB, eSATA |
| Color | Black |
| Manufacturer | StarTech.com |
| Date First Available | February 28, 2012 |
7. Warranty & Support
The StarTech.com 4-Bay Hard Drive Duplicator and Eraser (SATDOCK4U3RE) is designed and built for IT Professionals, ensuring rigorous technical performance and reliability.
- Warranty: This product is backed by a 2-year warranty.
- Technical Support: StarTech.com provides free lifetime 24/5 multilingual technical assistance.
For further assistance, product registration, or to download the latest drivers and firmware, please visit the official StarTech.com website or contact their technical support team.





