The JBX01081 is a premium 400GBASE-SR8 QSFP-DD optical transceiver engineered for high-capacity data center networking. This module represents a critical component in modern 400 Gigabit Ethernet infrastructure, providing exceptional throughput for cloud computing, AI/ML workloads, and enterprise data center environments. **Key Technical Specifications:** This transceiver operates at 850nm wavelength, utilizing multimode fiber transmission technology optimized for OM4 cabling infrastructure. The 100-meter transmission distance makes it ideal for campus-wide intra-data center connectivity without requiring expensive single-mode fiber installations. The QSFP-DD form factor provides maximum port density while maintaining superior thermal management characteristics. **Connectivity and Compatibility:** Fully compatible with NVIDIA Mellanox platforms, this module directly replaces OEM part numbers 980-9I530-00W000, MMA1U00-WS, MMA1U50-WS, and T-DQ8FNS-N00-M. The MTP/MPO-16/APC connector standard ensures seamless integration with industry-standard fiber patch panels and infrastructure. **Regulatory Compliance and Safety:** Designed with comprehensive safety in mind, this transceiver meets Class 1 Laser standards and carries FDA certification per 21CFR 1040.10. RoHS and ELV directive compliance ensures environmental responsibility. Multiple safety certifications including TUV and UL approval provide confidence in mission-critical deployments. **Performance and Reliability:** With an operating temperature range of 0-70°C, this module maintains consistent performance across diverse data center environments. The metal case construction with integrated laser transmitter provides durability and thermal stability. IEEE 802.3cm and CMIS standard compliance ensures interoperability and future-proofing. **Logistics and Support:** Available with free standard shipping on orders over $99, shipped from distribution centers in Danville, CA and Beaufort, SC. Custom brand programming is available for OEM requirements. The 90-day limited warranty provides peace of mind for your investment in networking infrastructure. **Applications:** Ideal for 400G network deployments in data centers, cloud computing facilities, high-frequency trading environments, research institutions, and enterprise campuses requiring high-speed, reliable optical connectivity.