Manufacturer of Active Optical Devices QSFP28

Key manufacturers of QSFP28 active optical equipment include Smartoptics, Sanoc, Amphenol, NEC, and WolonFiber, offering a range of transceivers and active optical cables for 100G Ethernet applications.Notable ManufacturersSmartoptics produces a wide selection of QSFP28 transceivers, including coherent and PAM4 variants, designed for 100G Ethernet in data centers, metro, and regional networks. Their products support high port density, low power consumption, and extended reach for long-haul applications . Sanoc manufactures 100G QSFP28 optical transceivers in Taiwan, offering modules for short-range (SR4), long-range (LR4), and extended reach (ER4/ZR4) applications. Their transceivers are compatible with major networking brands like Cisco, HPE, Arista, Huawei, and Juniper, and are designed for high reliability, energy efficiency, and industrial temperature ranges . Amphenol provides QSFP28 active optical cable assemblies, ideal for high-density signal transmission in storage, data centers, and high-performance computing environments. Their cables support lengths up to 100 meters and are optimized for cost and power efficiency . NEC offers 100G QSFP28 optical transceivers supporting transmission distances from 10 km to 80 km. Their modules convert 4x25Gb/s electrical signals into optical signals using wavelength division multiplexing, suitable for metro and long-haul networks . WolonFiber produces MSA-compliant 100G QSFP28 and higher-speed modules, including QSFP56 and CFP2. Their transceivers are optimized for ultra-dense Spine-Leaf topologies and long-haul transport, featuring PAM4 modulation, low-power DSP technology, and compatibility with NVIDIA (Mellanox), Arista, Cisco, and Juniper switches .SummaryThese manufacturers provide a comprehensive range of QSFP28 active optical solutions, including short-range, long-range, and extended-reach transceivers, as well as active optical cables. They cater to data centers, telecom networks, and high-performance computing environments, ensuring compatibility with major networking equipment and offering high reliability, energy efficiency, and thermal management.