The JBX01253 40GBASE-PLRL4 QSFP+ transceiver represents a premium solution for high-speed optical networking applications requiring proven reliability and compatibility with enterprise-grade equipment. This module is specifically engineered to meet the demanding requirements of modern data centers, telecommunications facilities, and large-scale network deployments. **Technical Specifications:** Operating at 40 gigabits per second (40GB), this transceiver employs advanced 1310nm wavelength technology optimized for extended-distance transmission over singlemode fiber. The 1.4-kilometer reach makes it ideal for inter-rack and inter-building connectivity within campus networks and data center environments. The transceiver utilizes a 9/125 micron singlemode fiber core, ensuring superior signal integrity and minimal attenuation. **Compatibility & Integration:** Fully compatible with NVIDIA Mellanox MC2210511-PLRL equipment, this module simplifies network architecture planning and equipment procurement. It adheres to IEEE 802.3ba and SFF-8436 standards, guaranteeing interoperability with qualified networking infrastructure. The MTP/MPO-12/APC connector architecture enables efficient fiber management and reduces installation complexity. **Reliability & Compliance:** Manufactured with a durable metal case and laser transmitter assembly, this transceiver withstands demanding operational environments. Operating temperature specifications range from 0-70°C (32-158°F), accommodating both standard and temperature-controlled facilities. Comprehensive safety certifications including Class 1 Laser, TUV, UL, and FDA approval (21CFR 1040.10) ensure compliance with international safety standards. RoHS and ELV directives compliance guarantee environmental responsibility. **Business Benefits:** With free standard shipping on orders exceeding $99 and a 90-day limited warranty, this product offers excellent value for network infrastructure investments. Custom brand programming is available for organizations requiring white-label solutions. Manufactured in Vietnam and China, the transceiver maintains stringent quality control standards. **Applications:** Ideal for 40GB network upgrades, data center interconnect projects, and equipment replacement scenarios, the JBX01253 delivers predictable performance and long-term reliability. Network architects and IT professionals can confidently specify this module for mission-critical applications.