The SFP1121-1FX2A-C is a high-performance SFP (Small Form-factor Pluggable) transceiver from Approved Technology. Supreme Components International is an authorized distributor, ensuring you receive genuine components. This SFP transceiver is commonly used in networking equipment for fiber optic communication. While detailed specifications are not readily available, SFP transceivers are known for their compact size and hot-pluggable capabilities, making them easy to install and replace in network devices. They support various data rates and distances, depending on the specific model. Contact Supreme Components International for detailed product information, datasheets, and current pricing. We can help you determine if this SFP transceiver meets your specific application requirements.