• Get Connected.

    Get Connected.

    Telecom Network Supply, Inc. (TNSI) provides new and certified re-use telecommunications networking equipment to help manage and expand your network infrastructure.

  • Choose TNSI.

    Choose TNSI.

    In a saturated IT service industry, TNSI is your most comprehensive source for telecom networking. Personnel at TNSI are savvy in the IT arena, and offer competitive support and pricing. Choosing TNSI for your IT needs assures expedient, knowledgable service and superior products.

  • Rest Assured.

    Rest Assured.

    TNSI not only sells and installs great telecom equipment, we also believe in the products we sell our clients. That's why we offer a FIVE-YEAR warranty on equipment and a LIFETIME warranty for installation. How's that for stress-free communications?

Helping manage and expand your network infrastructure.

Sales of New & Refurbished Telecom Equipment

No matter what telecommunications product you’re in the market for, we always have a solution for you.



Hands-on installations/advanced provisioning of products from brands including Alcatel-Lucent, Cisco, Tellabs, Symmetricom, Fujitsu, Calix and Nortel to name a few.


Testing & Repair

TNSI can provide you with a highly cost effective and time sensitive solution for your repair needs. Technical analysis, repair and material testing are all performed in-house, providing you with quick turn around and personal service.



TNSI possesses the knowledge and experience to formulate a comprehensive logistics program that will meet our customer’s current and future requirements for transporting product anywhere in the world.


Featured Products

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.

More Products

Alcatel-Lucent 1665 DMXtend

Product Information High-capacity shelf (includes fan unit) Width: 17.5...

Calix B6-012 Ethernet Service Access Node (ESAN)

Product Information The newest additions to the Calix ESAN family, the B...

Tellabs TITAN 5500

Product Information The Tellabs® Titan® 5500 Digital Cross-Connect Sys...

Cisco ONS 15454 SDH

Product Information The Cisco ONS 15454 SDH provides efficient bandwidth...

Calix C7

Project information The Calix C7 is a highly integrated, high capacity m...