The JBX01147 40GBASE-CSR4 QSFP+ transceiver represents a cost-effective solution for organizations modernizing their network infrastructure with next-generation 40GB connectivity. Designed specifically for short-reach, high-bandwidth applications within data centers and campus networks, this optical module delivers enterprise-grade performance and reliability. Technical Excellence and Performance: Operating at 40GB data rates with transmission reach extending to 400 meters over OM4 multimode fiber, this transceiver balances performance with practical deployment distances. The QSFP+ form factor provides space-efficient integration in high-density switch architectures, while duplex LC/UPC connectors ensure consistent signal integrity and minimal insertion loss. The metal case construction with integrated laser transmitter delivers durability for demanding network environments. Comprehensive Compatibility: Direct compatibility with Cisco QSFP-40G-CSR-S infrastructure eliminates costly hardware replacements. IEEE 802.3ba and SFF-8436 qualification ensures interoperability across standards-compliant platforms. The modular design supports flexible network architecture customization. Compliance and Safety: RoHS and ELV directive compliance meets environmental standards required by global enterprises. Class 1 laser certification, TUV validation, and UL/FDA approval under 21CFR 1040.10 demonstrate adherence to international safety protocols. Manufactured in certified facilities in Vietnam and China using rigorous quality control processes. Operational Reliability: Rated for continuous operation across 0-70°C environmental conditions, this transceiver maintains performance stability in diverse data center climates. The 90-day limited warranty provides buyer confidence, while custom brand programming capabilities accommodate OEM and white-label requirements. Ideal Applications: Data center interconnect, enterprise switch upgrades, multimedia broadcast distribution, high-speed LAN backbones, and campus network expansion projects. Organizations seeking reliable 40GB connectivity without enterprise-level pricing will find this module delivers exceptional value. Shipping and Support: Eligible for free standard shipping on orders exceeding $99, with distribution from strategic US warehouses ensuring rapid delivery. Technical specifications and installation guidance support straightforward deployment.