DIGITUS USB 3.2 Gen1 Fiber Extender
Model: DA-73123
Quick Installation Guide
Product Overview
This DIGITUS USB 3.2 Gen1 fiber extender provides a reliable solution to transmit USB signals over distances of up to 20 kilometers using an LC single-mode fiber optic cable without signal loss. It is ideal for demanding, wide-area environments such as surveillance systems, data centers, remote monitoring, or industrial environments where longer USB connections are required.
The extender supports USB 3.2 Gen1 standard for transfer rates up to 5 Gbps, ensuring fast and smooth connections for various USB devices like cameras, hard disks, printers, scanners, keyboards, mice, and USB sticks. It also supports USB 2.0 and 1.1 devices. The extender features four USB inputs (3x USB-A 3.2 Gen1 and 1x USB-C 3.2 Gen1), allowing multiple devices to be operated simultaneously. Its plug-and-play design enables easy installation without additional drivers, and the robust metal housing ensures durability and stability.
Important Safety Instructions
- To prevent electric shock, ensure all devices are properly grounded.
- Do not place the device near or over a radiator or heat register, or where it is exposed to direct sunlight.
- Do not place the device on an uneven or unstable surface, as it may fall and malfunction.
- Do not expose the device to rain or place it near water. Liquid ingress may cause failure, fire, or electric shock.
- If a third-party power supply is used, ensure its specifications meet the product requirements.
Technical Features
- USB extension over 20km via LC Single-mode fiber optic cable without signal loss.
- Transmitter unit is powered via the host PC; no additional power supply unit is required for the transmitter.
- Four USB ports: Supports connection of up to four USB devices simultaneously (3x USB-A 3.2 Gen1, 1x USB-C 3.2 Gen1).
- USB 3.2 Gen1: Supports transfer rates up to 5 Gbps, ideal for printers, cameras, hard disks, keyboards, and more.
- Safe protection: Integrated ESD protection (up to 8kV), overvoltage, lightning, and short-circuit protection.
- Plug & Play: No software required; simply connect and use.
- Robust and versatile metal housing ensures durability for industrial, office, or security system environments.
Package Content
- 1x Transmitter
- 1x Receiver
- 2x Single-mode SFP module
- 1x Single-mode fiber optic cable (10m)
- 1x Power supply unit (DC 12V/2A, 1.5m)
- 1x Wall mounting material (brackets, screws)
- 1x Earthing screw
- 1x Quick Installation Guide
Specification
| Feature | Details |
|---|---|
| Maximum range | 20km (via LC single-mode fiber optic cable) |
| USB ports | 4x USB 3.2 Gen1 inputs (3x USB-A 3.2 Gen1, 1x USB-C 3.2 Gen1) |
| Transfer rate | Up to 5 Gbps (USB 3.2 Gen1) |
| Protection | ESD protection (electrostatic discharge), overvoltage and lightning protection, short-circuit protection |
| Plug & Play | Simple installation, requires no software |
| Transmitter unit connections (TX) | 1x USB-A input (USB 3.2 Gen1) - Connection signal source (notebook, etc.) 1x SFP+ input - STP+ 10G module connection 2x Status LED indicator 2x Status power indicator |
| Receiver unit connections (RX) | 1x SFP+ output – STP+ 10G module connection 1x Power supply connection (DC 12V/2A) – External power supply connection 2x Status LED indicator 2x Status power indicator 4x USB output (USB 3.2 Gen1) – 3x USB-A & 1x USB-C connection (mouse, hard disk, keyboard, printer, cameras, etc.) |
| Power supply | TX: Via source device RX: DC 12V/2A |
| Power consumption | TX: ≤ 2W RX: ≤ 3W |
| Operating temperature | -20°C to 60°C |
| Power consumption (actual) | TX approx. 3.5 W, RX approx. 2.5 W |
| Dimensions | TX: L 7.5 x W 2.7 x H 1.7 cm RX: L 8.5 x W 7.6 x H 2.5 cm |
| Weight | TX: 32g, RX: 175g |
| Housing material | TX: Aluminum, RX: Metal |
| Color | Black |
Wall Mounting
Choose the wall mounting position and attach the mounting ears to the unit according to the diagram.
Ports and Interfaces
Transmitter (TX)
Port 1: Power indicator
Steady on: Powered on
Light off: Powered off
Port 2: SFP+ Signal Input
Insert SFP+ 10G optical fiber module.
Port 3: Status indicator
Light off: Transmitter and receiver have not established a connection.
Steady on: Optical fiber communication between transmitter and receiver is successful.
Port 4: USB Host 3.0 port
Connect USB 3.0 port of computer host, compatible with USB 3.2 Gen1.
Receiver (RX)
Port 1: Power indicator
Steady on: Powered on
Light off: Powered off
Port 2: Status indicator
Light off: Transmitter and receiver have not established a connection.
Steady on: Optical fiber communication between transmitter and receiver is successful.
Port 3: Power input
Connect with DC 12V/2A power adapter.
Port 4: SFP+ Signal Output
Insert SFP+ 10G optical fiber module.
Port 5: USB 3.0 port
Connect with USB 3.0 device, such as printer, camera, scanner, USB flash drive, etc.
Connection Diagram
One-to-one connection
Connection Instructions
- Connect the transmitter to the Host PC via USB cable and connect the USB devices to the receiver via USB cables.
- Connect each SFP module to the transmitter and receiver unit and connect the transmitter and receiver with an LC fiber optic cable.
- Plug the power supply into the receiver to get started.
Q&A
Q: USB device is not recognized when connected?
A:
- Check whether the USB port of the transmitter is connected to the USB 3.0 interface properly.
- Power the transmitter or receiver again.
Q: The receiver is unstable when connected to an external hard drive?
A:
- When connecting high-power USB devices, it is necessary to supply additional power to external devices.
Manufacturer Declaration
ASSMANN Electronic GmbH declares that the Declaration of Conformity is part of the shipping content. If the Declaration of Conformity is missing, it can be requested by post from the manufacturer address:
Assmann Electronic GmbHAuf dem Schüffel 3
58513 Lüdenscheid
Germany
Contact: info@assmann.com
Certifications: CE marking, WEEE symbol (crossed-out wheeled bin).
