The PLANET MGB-TL80 is a Mini GBIC SFP optical fiber module of single-mode type, designed for Gigabit Ethernet networking applications. It is compatible with the 1000BASE-LX standard and supports transmission over a single fiber up to 80 kilometers. The module uses a LC connector, operates at a wavelength of 1550 nm, and includes DDM support for digital diagnostic monitoring. It is hot-pluggable for easy installation and is compatible with SFP switches, media converters, and other supported network devices. The extended operating temperature range from -40 to 75 degrees Celsius makes it suitable for industrial and harsh environmental applications.