The JBX01479 100GBASE-PLR4 QSFP28 Transceiver Module represents cutting-edge optical networking technology designed for demanding enterprise environments. This high-speed transceiver delivers exceptional performance for organizations requiring 100Gbps connectivity across extended metropolitan areas. **Key Specifications:** Operating at 1310nm wavelength, this QSFP28 module achieves transmission distances of 10km over standard single-mode fiber (9/125μm core). The MTP/MPO-12/APC connector configuration provides robust, low-loss fiber connections. Operating temperature range of 0°C to 70°C ensures reliable performance across diverse data center and network environments. **Technical Excellence:** Manufactured to IEEE 802.3bm standards with QSFP28 MSA compliance, this module incorporates advanced laser transmitter technology housed in a precision-engineered metal case. The singlemode fiber design enables long-distance transmission with superior signal integrity and minimal attenuation. **Cisco Integration:** Fully compatible with Cisco's QSFP-100G-PLR4-S ecosystem, this transceiver delivers plug-and-play compatibility with existing Cisco infrastructure, reducing deployment complexity and integration risks. **Safety & Compliance:** Comprehensive certification portfolio includes Class 1 Laser, UL/FDA, and TUV approvals. RoHS and ELV directive compliance ensures environmental sustainability and adherence to international regulations. **Practical Applications:** Ideal for metropolitan network expansion, data center interconnects, and long-distance campus connectivity. The 10km range supports regional deployments while maintaining 100Gbps performance without additional amplification. **Reliability & Support:** 90-day limited warranty provides peace of mind. Custom brand programming available for OEM requirements. Ships from conveniently located US distribution centers with free shipping on orders exceeding $99. **Value Proposition:** This transceiver delivers cost-effective 100G connectivity for enterprises transitioning to higher-speed networks. The combination of proven Cisco compatibility, extensive safety certifications, and reliable long-distance performance makes it an excellent choice for network upgrades and expansions.