The JBX02355 25GBASE-SR SFP28 transceiver is a premium optical interconnect solution engineered for modern high-speed networking environments. This transceiver delivers exceptional performance characteristics that make it ideal for enterprise data centers, server clusters, and advanced networking infrastructure. Key Performance Features: Operating at 850nm wavelength, this SFP28 module achieves 25Gb/s data transmission speeds over distances up to 100 meters when deployed with OM4 multimode fiber. The Duplex LC/UPC fiber connector ensures secure, low-loss connections that maintain signal integrity across your network backbone. Compatibility & Integration: Fully compatible with Dell systems, this transceiver directly replaces OEM part numbers 407-BBWK, 407-BBWO, 02-SSC-8390, 407-BCLU, and 407-BBZS. This makes installation straightforward for existing Dell infrastructure while supporting seamless upgrades without requiring extensive reconfiguration. Technical Excellence: Qualified to IEEE 802.3by and SFF standards (SFF-8402, SFF-8472), this module provides verified interoperability across diverse vendor equipment. The metal case construction with integrated laser transmitter ensures durability and reliable performance in rack-mounted server environments. Safety & Compliance: Comprehensive certifications include Class 1 Laser designation, TUV, UL/FDA (21CFR 1040.10) compliance, and full RoHS/ELV directive adherence. These certifications guarantee safe operation in enterprise environments while meeting global regulatory requirements. Operational Reliability: With an operating temperature range of 0-70°C, this transceiver maintains consistent performance across varying environmental conditions. The 90-day limited warranty provides additional peace of mind for your networking investments. Value Proposition: Free standard shipping on orders over $99 makes this high-performance transceiver an economical choice for network upgrades. The module's compact dimensions (5.0" x 4.0" x 2.0") and standard SFP28 form factor ensure compatibility with existing rack infrastructure without requiring additional hardware modifications.