1.25G BIDI SFP LX 1550Tx 1310Rx 10km

Q、What types of SFP optical modules are there?

A、SFP optical modules are small form-factor pluggable transceiver modules widely used in the telecommunications industry. There are numerous types of SFP modules, including BIDI-SFP, electrical interface SFP, CWDM SFP, DWDM SFP, and SFP+ optical modules. Moreover, SFP modules can directly connect with similar types like XFP, X2, and XENPAK optical modules, while also offering a lower cost advantage compared to these alternatives.

Q、What are the application scenarios for 1G SFP transceivers?

A、1G SFP transceivers feature extremely low power consumption and remarkable efficiency, making them the ideal choice for various network environments. Specifically, they are optimal for applications such as Gigabit Ethernet communication links used by Internet Service Providers (ISPs). Additionally, their compatibility extends to enterprise Local Area Networks (LANs), Storage Area Networks (SANs), as well as Data Center LANs and SANs. Their hot-swappable nature ensures seamless integration.

Q、Is a 1G SFP optical component compatible with a downshifted SFP+ port?

A、The compatibility of 1G SFP modules with 10G SFP+ ports largely depends on the specific model of the switch. Generally, SFP+ slots are compatible with SFP modules. However, they typically operate at a slower speed of 1Gb. In certain scenarios, an SFP+ port might limit the speed to 1Gb until the switch is restarted or a specific command is issued. It’s crucial to remember that SFP+ ports typically do not support speeds less than 1Gb. Therefore, SFP+ ports cannot accommodate 100BASE SFP modules.

Before inserting an SFP transceiver into a 10-gigabit switch’s SFP+ port, ensure that either the switch vendor or Walsun’s official front-end interface supports dual-rate functionality. This will contribute to ensuring flawless network operation.