The IBM 25GbE Shortwave SFP28 Transceivers, model 4662-ACHP, package includes four high-performance, shortwave transceivers designed for high-speed network communications. These SFP28 (Small Form Factor Pluggable 28) transceivers are engineered to support 25 Gigabit Ethernet (25GbE) connections, offering a substantial upgrade over older 10GbE technology, and are compatible with multi-mode fiber optic cabling. Ideal for data center, enterprise, and cloud networking applications, these transceivers provide a reliable solution for high-bandwidth connections between switches, servers, and storage systems. Featuring low power consumption and advanced optical technology, they ensure efficient and secure data transmission over short to medium distances, making them an essential component for modern, high-speed networking infrastructures.