Product Overview
The ZH-U421M-T/R Mini USB 3.0 Fiber Optic Extender is a compact USB extension solution designed to transmit USB 3.0, USB 2.0, and USB 1.1 signals over long-distance optical fiber.
Supporting USB 3.0 SuperSpeed bandwidth up to 5 Gbps, the system extends USB connections up to 250 meters over single-mode fiber and up to 50 meters over multimode fiber. It supports both single-fiber and dual-fiber LC configurations.
The ZH-U421M-T/R provides broad USB compatibility, supporting USB 3.0, USB 2.0, and USB 1.1 devices, including self-powered USB 3.0 devices and Kinect motion-sensing peripherals.
The system is available with either a compact external receiver box or a PCI Express receiver card, providing flexible installation options for desktop computers, workstations, industrial systems, and professional applications.
With plug-and-play operation and no additional driver software required, the ZH-U421M-T/R supports Windows 8, Windows 8.1, Windows 10, full Linux, and UNIX operating systems.
Key Features
- USB 3.0 SuperSpeed:Supports USB 3.0 bandwidth up to 5 Gbps.
- USB 3.0 / 2.0 / 1.1 Compatible:Supports a wide range of USB devices and peripherals.
- 250m Single-Mode Transmission:Extends USB signals up to 250 meters over single-mode fiber.
- 50m Multimode Transmission:Supports up to 50 meters over compatible multimode fiber.
- LC Optical Interface:Supports LC fiber connections.
- Single- or Dual-Fiber Options:Available in single-fiber and dual-fiber configurations.
- Kinect Support:Supports Kinect motion-sensing peripherals.
- USB Device Power:Provides operating power for compatible USB 3.0 devices.
- Self-Powered Device Support:Supports self-powered USB 3.0 devices.
- 5Gbps USB Bandwidth:Supports USB 3.0 SuperSpeed data transmission.
- PCIe Receiver Option:Available with a PCI Express receiver card.
- Plug and Play:No additional driver software required.
- Wide OS Compatibility:Supports Windows 8, Windows 8.1, Windows 10, full Linux, and UNIX.
- PCI Express Compatible:Complies with PCI Express Base 2.0 Specification.
- xHCI Compatible:Complies with xHCI Specification Revision 1.0.
- Compact Mini Design:TX 89 × 33 × 18 mm and RX 85 × 33 × 18 mm.
Configuration Options
| Receiver Configuration | Fiber Configuration |
| 2 × Mini Box | Single-Mode Dual-Fiber LC |
| 2 × Mini Box | Single-Mode Single-Fiber LC |
| Mini Box + PCIe Receiver Card | Single-Mode Dual-Fiber LC |
| Mini Box + PCIe Receiver Card | Single-Mode Single-Fiber LC |
Applications
- USB 3.0 Camera Extension
- Kinect Motion-Sensing Systems
- Industrial USB Devices
- Machine Vision
- Professional AV Systems
- Remote Computer Peripherals
- USB 3.0 Device Extension
- Industrial Automation
- Control Rooms
- Data Acquisition Systems
- Long-Distance USB Connectivity














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