This AddOn brand QSFP28 module is designed for high-speed data centers and enterprise networking. Its 100GBASE-LR4 technology provides reliable and fast connections for servers and other networking devices. With a RAID level of 10+0, this module is suitable for large-scale data centers that require top-of-the-line performance.The ADDON VER-QSFP28-LR4B-J module is ideal for use in network switches, hubs, and other networking devices. Its compact design and easy installation make it a great choice for businesses that need to upgrade their network infrastructure. This module is also compatible with a wide range of devices, making it a versatile addition to any network setup.