The JBX02253 1000BASE-LX SFP Transceiver represents premium optical connectivity for enterprise-level networking environments. As a specialized 1000BASE-LX implementation, this module provides extended-range gigabit transmission capabilities essential for campus networks, data center interconnects, and metropolitan area networks requiring reliable long-distance fiber communication. Technical Excellence and Compatibility Operating at the standardized 1310nm infrared wavelength, this transceiver achieves 10-kilometer transmission distances over singlemode fiber with 9/125 micron core specifications. The duplex LC/UPC connector design ensures precise optical alignment and minimal signal loss. Full IEEE 802.3z certification and SFF-8472 compliance guarantee interoperability across diverse network infrastructure. As a verified Cisco SFP-GE-L alternative, it directly replaces OEM part numbers including GLC-LH-SMD, eliminating compatibility concerns during network upgrades or maintenance cycles. Safety, Durability, and Compliance Manufactured with a robust metal case and integrated laser transmitter, the JBX02253 withstands rigorous operational demands. Holding Class 1 Laser certification, FDA 21CFR 1040.10 approval, TUV, and UL verification, this module meets the world's strictest optical safety standards. RoHS and ELV directive compliance ensures environmental responsibility and regulatory adherence across global markets. Operating temperature range from -10 to 85°C accommodates both climate-controlled data centers and outdoor network cabinets. Flexibility and Support Custom brand programming capabilities enable OEM partners to implement their proprietary configurations. The 90-day limited warranty provides peace-of-mind protection, while dedicated customer support ensures smooth deployment and troubleshooting. Available through multiple fulfillment centers in California and South Carolina, rapid shipping minimizes network downtime during installations. Ideal Applications Perfect for telecommunications carriers, enterprise IT departments, educational institutions, and service providers expanding or upgrading fiber-optic infrastructure. Whether upgrading existing Cisco equipment or building new singlemode fiber networks, the JBX02253 delivers proven performance, cost-effectiveness, and long-term reliability for mission-critical network operations.