The JBX02326 25GBASE-SR SFP28 optical transceiver represents a cost-effective, high-performance solution for upgrading and expanding modern data center networks. This multimode module is engineered to deliver 25 Gigabit per second transmission speeds utilizing 850nm wavelength technology, specifically optimized for short-reach applications within campus and data center environments. Technical Performance: Operating at 850nm wavelength, this SFP28 transceiver achieves reliable 100-meter transmission distances over OM4 multimode fiber, the industry standard for high-density deployments. The duplex LC/UPC connector configuration provides standard interface compatibility across enterprise-grade networking equipment while maintaining signal integrity and minimizing reflective losses. Compliance and Certification: This transceiver fully complies with IEEE 802.3by specifications and SFF-8402/SFF-8472 standards. Safety certifications include Class 1 Laser designation, TUV, UL/FDA (21CFR 1040.10) approval, and RoHS/ELV directive compliance, ensuring it meets stringent environmental and safety requirements for regulated deployments. Arista Compatibility: Designed as a direct replacement for Arista's SFP-25G-MR-SR module, this transceiver ensures seamless integration with existing Arista switching infrastructure. Custom brand programming is available for organizations requiring OEM-specific configurations. Operational Specifications: - Data Rate: 25 Gigabits per second - Form Factor: SFP28 - Wavelength: 850nm - Fiber Type: Multimode (OM4) - Maximum Distance: 100 meters - Connector Type: Duplex LC/UPC - Operating Temperature: 0-70°C (32-158°F) - Dimensions: 5.0" × 4.0" × 2.0" Application Suitability: Ideal for data centers, enterprise networks, and telecommunications facilities requiring cost-effective, high-speed multimode fiber connectivity. Particularly valuable for organizations upgrading from legacy 10G infrastructure to modern 25G architectures without complete network redesign. Quality Assurance: The module features a durable metal case with integrated laser transmitter assembly, backed by a 90-day limited warranty. Manufactured in Vietnam and China with rigorous quality control standards. Shipping and Support: Qualifies for free standard shipping on orders exceeding $99, with prompt dispatch from facilities in Danville, CA and Beaufort, SC.