The JBX02307 1000BASE-ZX SFP Transceiver represents enterprise-class optical networking technology designed to extend Gigabit Ethernet connectivity across substantial distances. This transceiver module addresses the critical need for reliable, high-capacity long-distance data transmission in modern network architectures. **Technical Specifications & Performance:** Operating at 1550nm wavelength, the JBX02307 achieves exceptional transmission distances of up to 80 kilometers over single mode fiber infrastructure. The module adheres to IEEE 802.3z and SFF-8472 standards, guaranteeing full compatibility with certified network equipment. Its 1GB data rate accommodates bandwidth-intensive applications while maintaining signal integrity across extended distances. **Connectivity & Integration:** The duplex LC/UPC fiber connectors provide industry-standard optical interfaces suitable for professional installations. The 9/125 single mode fiber core specification ensures compatibility with standard SMF cabling systems found in enterprise environments. The compact 5x4x2mm form factor enables installation in standard SFP module slots on switches, routers, and network interface cards. **Arista Compatibility & Reliability:** Designed as a direct replacement for Arista SFP-1G-ZX modules, this transceiver offers cost-effective performance without compromising quality. The metal case construction with integrated laser transmitter delivers durability and thermal stability necessary for continuous operation in demanding environments. Operating temperatures range from 0 to 70°C, accommodating both air-conditioned data centers and field deployments. **Compliance & Safety:** Full RoHS/ELV compliance ensures environmental responsibility while maintaining performance standards. Class 1 laser certification, combined with TUV, UL, and FDA approvals, confirms adherence to stringent safety protocols. The transceiver meets EU directive 2002/95/EC requirements for hazardous substance restriction. **Applications & Use Cases:** Ideal for enterprise campus networks, metropolitan area networks (MANs), service provider backhaul, and disaster recovery sites requiring extended connectivity. Perfect for linking geographically dispersed facilities or connecting data centers across significant distances without costly repeater infrastructure. **Warranty & Support:** Included 90-day limited warranty provides protection against manufacturing defects. Custom brand programming available for volume deployments. Free standard shipping on orders exceeding $99, with convenient dispatch from multiple US locations (Danville, CA and Beaufort, SC).