The JBX02377 25GBASE-SR SFP28 Transceiver represents the next generation of high-speed optical networking solutions for enterprise and data center environments. Delivering blazing-fast 25GB data rates, this multimode transceiver is engineered to exceed the demands of modern network infrastructure while maintaining cost-effectiveness and reliability. **Technical Specifications:** Operating at 850nm wavelength, this SFP28 transceiver utilizes multimode fiber technology to achieve transmission distances up to 100 meters over OM4 multimode fiber, striking an optimal balance between speed and distance for campus and data center deployments. The duplex LC/UPC connector configuration ensures secure, reliable fiber connections with minimal signal loss. **Compatibility & Standards:** Fully qualified to IEEE 802.3by specifications and SFF standards (SFF-8402, SFF-8472), this transceiver is a direct replacement for HPE R9F89A modules, enabling seamless integration into existing HPE networking infrastructure. Custom brand programming is available for OEM requirements. **Quality & Compliance:** Manufactured with precision engineering and housed in a durable metal case with integrated laser transmitter, this transceiver meets rigorous safety and environmental standards. RoHS/ELV compliant, Class 1 laser certified, and validated by UL/FDA and TÜV certifications ensure reliability and safety in any deployment scenario. **Operating Conditions:** Designed for professional data center environments, the transceiver operates flawlessly across 0-70°C (32-158°F) temperature ranges, making it suitable for both standard and challenging installation environments. The compact 5x4x2 dimensions maximize rack space efficiency. **Value Proposition:** With free standard shipping on orders over $99 and a 90-day limited warranty, this transceiver delivers exceptional value for IT departments and networking professionals seeking proven, compatible 25G solutions. Backed by industry-leading safety certifications and compliance standards, it represents a trusted choice for upgrading enterprise network infrastructure to 25-gigabit speeds.