North America Fiber Optics (NAFO) is the sole North American distributor of Coretek Opto — supplying MSA-compliant fiber optic transceivers from 155 Mbps to 800G, including SFP, SFP+, SFP28, QSFP+, QSFP28, QSFP-DD, and OSFP form factors, to carriers, data centers, and enterprises across Canada and the United States.
Beyond transceivers, NAFO supplies custom fiber optic cable assemblies — patch cables, breakout harnesses, armored runs, and MPO/MTP trunks — built to your exact length, connector, and fiber type specifications.
OS2 single-mode, OM3/OM4/OM5 multimode, LC/SC/FC/ST/MPO connectors, and standard or industrial temperature ratings. No minimum order quantity for most assemblies.
Coretek Opto has manufactured precision fiber optic transceivers in Taiwan since 1997. Every module goes through rigorous quality controls before leaving the factory. NAFO is their sole North American distribution partner — all Coretek products sold in Canada and the United States flow through us.
All products are MSA-compliant and can be custom-coded for Cisco, Juniper, Arista, Dell, Nokia, Calix, ZTE, or any other platform. Commercial (0°C to 70°C) and industrial (−40°C to 85°C) temperature grades are available across most SKUs.
Learn more about NAFO →Founded in Taiwan in 1997, Coretek Opto's manufacturing stack covers die attach, wire bonding, SMT, optical sub-assembly, and complete subsystem integration — giving them control over every stage of transceiver production.
Their engineering team supports custom wavelength selection, custom form factors, application-specific coding, and extended temperature qualification for defense, industrial, and telecom OEM customers.
Describe your form factor, speed, reach, quantity, and platform — we respond within 1 business day.
Get a Quote