The JBX02222 is a professional-grade 1000BASE-EX SFP transceiver module engineered for extended-range gigabit Ethernet applications. As a Cisco GLC-EX-SMD-RGD compatible alternative, this optical transceiver provides enterprise-level performance at competitive pricing, making it an excellent choice for network infrastructure upgrades and replacements. Technical Specifications: This single-mode transceiver operates at 1310nm wavelength and supports 1000BASE-EX protocol standards, delivering gigabit (1GB) data rates over distances up to 40km. The module utilizes 9/125 single-mode fiber cores with duplex LC/UPC connectors, ensuring reliable bidirectional communication. The compact SFP (Small Form-Factor Pluggable) design measures 5x4x2mm, allowing seamless integration into existing networking equipment. Performance & Reliability: Qualified to IEEE 802.3z specifications, this transceiver meets stringent industry standards for optical communications. The Class 1 laser certification, combined with TUV and UL/FDA approvals, ensures safe operation in professional environments. Metal case construction with integrated laser transmitter provides superior durability and protection against electromagnetic interference. Compliance & Certification: Fully RoHS and ELV compliant per EU Directive 2002/95/EC, supporting environmentally responsible deployment. The module is manufactured in Vietnam and China using premium materials and rigorous quality control processes. Ideal Applications: • Campus network connectivity between buildings • Metropolitan area network (MAN) links • Data center interconnect solutions • Long-distance enterprise WAN connections • Fiber ring backup systems • Content delivery network infrastructure Compatibility: Direct replacement for Cisco GLC-EX-SMD-RGD modules, supporting immediate deployment in existing network architectures. Custom brand programming is available for OEM requirements. Operating temperature range of -40 to 85°C ensures reliable performance in diverse environmental conditions. Shipping & Support: All orders include free standard shipping on purchases exceeding $99, with shipment from convenient locations in Danville, CA or Beaufort, SC. Backed by a 90-day limited warranty, ensuring peace of mind with your purchase.