LevelOne SFP-9221 Gigabit Singlemode Bi-Di SFP Transceiver, 10km, TX 1310nm / RX 1550nm

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The SFP-9221 transmits using a wavelength of 1310nm and receives using a wavelength of 1550nm. When coupled with the LevelOne SFP-9231 transceiver which transmits at and receives at the opposite rates (1550nm TX and 1310nm RX) you get bi-direction data communication on a single fiber core.

1310nm FP LD
Multi Data Rate: 125M to 1.25Gbps, NRZ
Single +3.3V Power Supply
AC/AC Differential Electrical Interface
RoHS Compliant and Lead-free
Compliant with Multi-Source Agreement (MSA) Small Form Factor Pluggable (SFP)
Single LC Connector
Compliance with specifications for IEEE802.3z Gigabit Ethernet at 1.25Gbps
Compliance with ANSI specifications for Fiber Channel applications at 1.06bps
Eye Safety Designed to meet LASER Class 1 comply with EN60825-1