SFP Optical Transceivers SFP Optical Transceivers | SFP Optical Modules Search all of our SFP optical transceivers SFP transceivers or small form-factor pluggable provide instant connectivity from a switch and routers to the network to support both data communications as well as telecommunications. These hot-swappable devices are designed to help maximize uptime and build out more efficiently network connections. The SFP optical modules are a cost-effective way to connect network devices to an array of fiber cables optics and distances.