Explore Fiber Top’s full series of 100G QSFP28 DWDM (Dense Wavelength Division Multiplexing) optical transceivers, engineered for modern Data Center Interconnect (DCI), metro networks, and enterprise core infrastructure. Built on 100GHz ITU-T grid channels and advanced PAM4/coherent technology, our 100G DWDM QSFP28 modules enable high-capacity long-distance optical transmission over single-mode fiber (SMF) without requiring complex transponder hardware. Benefit from low power consumption, exceptional signal stability, and cost-effective bandwidth expansion for your optical transport systems.