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Telebyte is the leader in G.fast Physical Layer Testing, with a reputation built on 30+ years of innovation, customer service and product quality. Telebyte offers crosstalk emulators, noise generators, local loop simulators, cable farm automation switches, test automation switches and digital analyzers. Its worldwide customer base includes companies in the Service Provider, DSL equipment manufacturing (DSLAMs, DPUs, CPEs), chipset design and test laboratory categories. Headquartered in New York State, USA, Telebyte solutions are used for a variety of physical layer testing applications such as rate/reach, qualification, R&D, interoperability, vendor trials and more. The primary focus on new development is VDSL2 Vectoring and G.fast products.

Telebyte Inc Questions

The Telebyte Inc annual revenue was $5.4 million in 2026.

Telebyte Inc is based in Hauppauge, New York.

The NAICS codes for Telebyte Inc are [33421, 334, 517, 33, 51, 334210, 3342].

The SIC codes for Telebyte Inc are [481, 36, 48, 366].

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