Telecom Network Supply is committed to providing you with a quality source for your switching systems, SONET, frame additions, circuit boards, and connectorized cable assemblies. TNSI is one of the largest suppliers of Alcatel-Lucent 5ESS equipment. The entire inventory is fully tested and comes with a standard five-year warranty.

Whether its new, refurbished or discontinued equipment, let TNSI be your one stop shop.

The following are a few of the products that TNSI carries: