USB 2.0 Over Fiber Extender to Max 5 Kilometers Singlemode Fiber or 250 Meters Multimode Fiber, Compatible with USB 1.1, w/SFP Module


Regular price $229.00



  • Support USB1.1 and USB 2.0 devices, Such as Cameras, Printers, Scanners, Audio devices, USB touch screens, Game Controllers, Mouse and Keyboard Dongle, FTDI USB to RS232 Converter, FPGA Programmer, USB video capture device, Orientalmotor Controller, USB Bluetooth Dongle, USB headset, USB to RS232 Adapter, Spectrum Analyzer, Arbitrary Waveform Generator 33250A & 82357B, PicoScope PC Oscilloscope Kit, Data Acquisition Device (DAQ) etc.
  • Max extension distance 5 Kilometers over over Single-mode Fiber, or 250 Meters (820 FT)  over Multi-mode Fiber. 
  • 2 fibers or 1 fiber bi-directional transmission (Full Duplex), pure hardware design, no driver needed, compatible with all operation systems, support plug and play
  • Auto recognition of High-speed(25 Mbps~480 Mbps)、Full-speed(500 Kbps~12 Mbps)、Low-speed(10 Kbps~1.5 Mbps)USB device.
  • Be compatible with all Operation systems like Windows, Mac OS, LINUX, UNIX etc.


BY-USB-395SF/DF includes a transmitter and a receiver, which can extend USB 2.0 device to a remote location over 1 or 2 fiber cable.
BY-USB-395SF/DF can be widely used in military command and control system, police command and control system, traffic management system, energy and electricity supply industry,
government office, medical system, commercial presentation, multimedia and public utilities etc
Optical Connector: 1x LC or 2 x LC
Wave length: 1310nm/1550nm
Support Fiber types: 50/125μm(MMF), 62.5/125μm(MMF), 9/125μm(SMF)
Physical Size (L× W ×H): 104mm x104mm x28mm
Case: Aluminum
Color: Black
N.W.: 0.75Kg
Power Voltage: 5~12V DC
Transmitter power consumption: <10W
Receiver power consumption: <3.5W
Environment Working temperature: -20℃-70℃
Storage temperature: -40-85℃
Humidity: 0-95% (non-condensing)

USB interface(Type A): 
Receiver: 1 port, connect to PC
Transmitter: 1 port, connect to USB 2.0 device

Power-up sequence:
Because of USB status (Suspend and Resume), Both the the computer and the USB device it's being connected to should be shut down completely BEFORE making all the connections. The USB devices and the transmitter module it's connected to must both be powered up and running BEFORE the computer is booted up. Otherwise, the USB device's driver in the computer will not be loaded, and the devices will not connect. In case the USB device's driver shows can not Identify the Device or shows "Unknown Device", please unplug and plug the receiver module.


  • 1. 1 x transmitter (client side) with SFP optical module.
  • 2. 1 x receiver (host side) with SFP optical module.
  • 3. 1 x Power supply adapters DC 5~12V with US/EU/UK/AU plug for the transmitter.
  • 4. 1 x USB 2.0 cable, the receiver powered by the local PC via USB cable.
  • 5. 1 x Manual.

About shipment:
Once order received, we will worldwide deliver by DHL Express for about 1 week delivery

shop on Amazon with (Free & Expedited) Shipment.

BY-USB-395DF-FBA (over Max 5 Kilometers 2 SMF Fibers, or Max 250 Meters 2 MMF Fibers),  FBA shipment only for USA market)

BY-USB-395SF-FBA (over Max 5 Kilometers 1 SMF Fiber, or Max 250 Meters 1 MMF Fiber),  FBA shipment only for USA market)

BY-USB-395SF (over Max 5 Kilometers 1 SMF Fiber, or Max 250 Meters 1 MMF)

BY-USB-395DF (over 250 Meters 2 MMF Fibers, or Max 5 Kilometers 2 SMF Fibers)

BY-USB-395SF (over Max 5 Kilometers 1 SMF Fiber, or Max 250 Meters 1 MMF), Worldwide Shipment   

BY-USB-395DF (over 250 Meters 2 MMF Fibers, or Max 5 Kilometers 2 SMF Fibers), Worldwide Shipment  

Directly Contact us at for offline transaction.


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