The OIF 400ZR modules are specifically designed for use in Metro Data Center Interconnect (DCI) networks. Optical modules are optoelectronic devices that perform photoelectric and electro-optic conversions. Optical modules are classified by their packaging forms, with common types including SFP, SFP+, SFP28, QSFP+, QSFP28, QSFP56, QSFP-DD, QSFP112, and. Cisco 400G QSFP-DD High-Power (Bright) Optical module's small size and low power make it an optimal choice for a wide range of DCI/Cloud, metro access/aggregation, wireless backhaul, and campus interconnect applications. Click to get your 400G transceiver. n the router-pluggable QSFP-DD format. Developed by the Optical Internetworking Forum (OIF) and released in March 2020, 400ZR is profile-optimized for high-density acce s and point-to-point DCI applications. It can deliver 400 Gb/s up to 40 km over a single dark fib r span without external. MikroTik DDQ+85MP01D QSFP-DD optical module for reliable 400G fiber connections within ultra-fast setups, like the CRS812! QSFP-DD optical module for reliable 400G fiber connections, perfect for distances beyond DAC reach, up to 100 meters! The module includes built-in digital diagnostics for. The Smart Recode Device (SRD) from GBC Photonics is a professional device designed to reconfigure optical modules to work with most network devices on the market.