SFP to SFP Fiber Media Converter USB-A version, include USB-A to TTL terminal interface

SFP to SFP Fiber Media Converter - 2 x Standard Open SFP Slots - Supports Gigabit, Fast Ethernet and 2.5G SFP miniGBIC modules - Fiber to Fiber Converter - Without Transceivers

Here are some possible applications for you to consider:

Single Mode to Multimode Conversion

Single Mode Dual Fiber to Single Mode Single Fiber Conversion

Various Wavelength Conversion - 850 nm to 1310 nm, 1310 nm to 1550 nm (FP to DFB) and so on

All These Important Features Are All Supported:

Provides 2 open slots for SFP miniGbic modules, all major SFP brands are supported

Supporting hot-swap of SFP modules

Standards: IEEE802.3z/ab 100/1000/1000Base-T 1000Base-LX/SX (depends on type of SFP module used)

Power supply: 5 to 12VDC 2A

Dimensions: 78mm (L) x 35mm (W) x 23mm (H)

Environment: Relative humidity; 5% to 90%

Operating temperature: 0 to 70 degree Celsius