The GLCZXSMRGDST is a Cisco GLC-ZX-SM-RGD compatible fiber transceiver module that has been designed, programmed and tested to work with Cisco® brand switches and routers. It delivers dependable 1 GbE connectivity over fiber cable, for 1000BASE-ZX compliant networks, with a maximum distance of up to 70 km (43.5 mi).Technical Specifications: Wavelength: 1550 nm Maximum Data Transfer Rate: 1.25 Gbps Type: Single Mode Fiber Connection Type: LC Connector Maximum Transfer Distance: 70 km (43.5 mi) MTBF: 1,536,764 hours Power Consumption: Less than 1 Watt Digital Diagnostics Monitoring (DDM): Yes This SFP fiber module is hot-swappable, making upgrades and replacements seamless by minimizing network disruptions. StarTech.com SFPs All StarTech.com SFP & SFP+ transceiver modules are backed by a lifetime warranty and free lifetime multilingual technical support. StarTech.com offers a wide variety of SFP modules and direct-attach SFP cables, providing the convenience and reliability you need to ensure dependable network performance. More from the Manufacturer

• SFP (mini-GBIC)optimizes and supports core computer functionalities, ensuring peak productivity
• With 1000Base-ZX technology, achieve blazing-fast data transfer rates of up to 1000Mbps over optical fiber cable for superior network performance
• Gigabit Ethernet port for ultra-fast network speeds, supporting high data transmission rates
• Optical fiber cable compatibility ensures long-distance connectivity and provides high-speed data transmission rates between servers and network components
• Single-mode fiber optic is an ideal solution for transmitting data at gigabit speeds over hundreds of miles with minimal integrity loss, featuring low attenuation and dispersion across the 1310 nm and 1550 nm wavelength range
• Hot-pluggable form factoroffers convenience and ease of use
• SFP (mini-GBIC)withdata networkingapplication/usage ensures reliability, maximum efficiency and robust performance