The Cisco 10G SFP Module is a cost-saving 10G connection solution. The 10G optical port to electrical port module is also called the 10G SFP+ electrical port module. This module is specially designed for high-speed communication links. Compared with ordinary optical modules Generally speaking, the power consumption of 10G optical to electrical modules is half of that of ordinary optical modules, and its performance is stable. It can realize 10G transmission network through network cables and is widely used in 10G Ethernet.
link:https://www.fibertelcom.com/sfp/cisco-10g-sfp-module.html