1.25G BIDI SFP LX 1310Tx 1490Rx 10km

Q、Is a 1G SFP optical device compatible with a downgraded SFP+ port?

A、The compatibility of a 1G SFP module with a 10G SFP+ port largely depends on the specific switch model. Generally, SFP+ slots can work with SFP modules, although they typically operate at the slower 1 Gb/s speed. In some scenarios, the SFP+ port might limit the speed to 1 Gb/s until the switch is restarted or a specific command is issued. It’s important to remember that SFP+ ports typically do not support speeds below 1 Gb/s, thus excluding 100BASE SFP modules.

Before inserting an SFP transceiver into an SFP+ port of a 10-gigabit switch, ensure that the switch vendor or Walsun’s official front-end interface supports dual-rate functionality. This helps ensure seamless network operations.

Q、What is an SFP port on a Gigabit switch?

A、An SFP port on a Gigabit switch is a receptacle designed to accept SFP connectors for data transmission, offering both high speed and a compact physical profile. It facilitates fiber or copper connections on a Gigabit switch; by installing the appropriate SFP module (either fiber optic or copper), you can establish either type of connection on the switch. When an SFP module is fitted into a Gigabit switch with electrical ports, Ethernet cables like Cat5e or Cat6e are connected to the SFP port. For data transmission, cables such as Cat5e, Cat6, or Cat7 are required. Conversely, when connecting to optical ports on a Gigabit switch, fiber optic cables are necessary to facilitate the connection.

Q、What are the primary considerations when purchasing an SFP transceiver?

A、Seven key factors include network technology, transmission media, wavelength, operating temperature, compatibility, DOM (Digital Optical Monitoring) support, and price/budget. For more detailed information, please click here to read the article “2024 SFP Transceiver Buying Guide”.

Q、How does Walsun ensure the compatibility and performance reliability of its compatible transceivers compared to branded ones?

A、In addition to being offered at a lower price than branded transceivers, Walsun’s compatible transceivers continue to function normally and maintain their reliability. All our transceivers undergo rigorous testing in our test center using popular original brand switches before shipment to meet our clients’ high-performance requirements.

Q、What is the warranty period for Walsun’s 1G SFP transceivers?

A、Our optical modules come with a 3-year warranty. The warranty covers defects occurring under normal usage conditions and does not apply to failures or malfunctions resulting from misuse, abuse, negligence, modifications, power issues, failure to follow product instructions, natural causes, or improper installation, operation, or repair by non-Walsun or unauthorized Walsun service providers.