Truly Custom, High-Performance
Cable Assemblies You Can Rely On

High Speed Interconnects (HSI) is a leading American company which extrudes and assembles high-performance coaxial cable, exceeding today's signal integrity requirements. HSI’s low-loss, low-capacitance, phase-stable, coaxial interconnect solutions are available in a variety of cable constructions, which include circular and micro coaxial connector terminations down to 0.3 mm pitch; and fine wire, direct-to-board terminations down to 0.175 mm.

Headquartered in Scottsdale, AZ, HSI is one of a few custom global manufacturers extruding its own high-performance coaxial cable and expanded PTFE (VP90). View our video on VP90. HSI’s custom coaxial cable assemblies range from 16 to 52 AWG and are available in a variety of configurations such as; single coax, twinax, triax, quadax, shielded parallel pairs, shielded twisted pairs, differential pairs, and other multi-conductor solutions. HSI’s coaxial cables are processed using solid, foamed, and expanded PTFE (VP90) dielectrics — offering cable assemblies in discrete, ribbonized, or multiconductor (bundled) constructions.

HSI's certifications are extensive, and include AS9100 revision C, ISO9001, ISO 13485, IPC 610/620, ITAR Registration, and multiple MIL Spec compliances. HSI is a partner to several high-performance connector manufacturers, and is factory certified in North America to properly terminate to Hirose, IPEX, and JAE micro coaxial connectors.

View our corporate video to see our manufacturing process in action, or email us at to learn how we can become your preferred supplier. 

HSI Corporate Video


Here’s how we got here:

December 2010

High Speed Interconnects (HSI) is formed.

January 2011

HSI strategically acquires Riverview Custom Cable.

February 2011

HSI strategically acquires ESM Cable Corp.

March 2011

Strategically invests to create coaxial cable extrusion and fine wire termination platform. Creates Micro Interconnects sub-brand.

June 2011

PTFE (ePTFE) technology to be integrated into coaxial cable.

October 2011

Phase 1 of coaxial cable extrusion and fine wire termination capabilities complete.

October 2012

Expanded PTFE (ePTFE) technology transferred to the U.S.

January 2013

HSI consolidates all products/capabilities under the High Speed Interconnects (HSI) brand.


HSI has over 200 OEM and government agency customers and several University relationships. Manufacturing is conducted in two versatile manufacturing centers in Tigard, OR and Hermosillo, MX, while corporate leadership and administration is located in Scottsdale, AZ.