Harbour Industries

Harbour Industries

Harbour Industries, LLC

Shelburne, Vermont, United States

Air SystemsLand Systems & VehiclesSpaceCommunications & SATCOMDual-use
Founded 1965Component Supplier, Subsystem ManufacturerSupplies Air Forces, Land Forces, Defense Industry
Profile last updated: July 14, 2026

About

Founded in 1965, Harbour Industries is a defense component supplier based in Shelburne, United States working in air systems, land systems & vehicles, space +1 more.

Harbour Industries LLC is a manufacturer of high-temperature, high-performance, RF/microwave and Mil-Spec wire and cable, headquartered in Shelburne, Vermont. Since 1965 it has produced cable for military, aerospace, commercial and industrial markets. Its portfolio includes LL and SS coaxial cables, aerospace data and power cables, and MIL-DTL-17 QPL-approved coax used in military ground vehicles, aircraft including the F-35, and satellite launch systems. The company is part of the Marmon Aerospace & Defense Group, a subsidiary of Marmon Holdings, which is controlled by Berkshire Hathaway. It holds AS9100D certification and complies with US export regulations including ITAR and EAR.

Location

Shelburne, United States

Founded

1965

Company type

Subsidiary

Legal name

Harbour Industries, LLC

Focus areas

mil-spec cableRF coaxial cablehigh-temperature cableaerospace data cablewire and cableQPL approved

Languages

EN

Products & capabilities

Defense domains

Air SystemsLand Systems & VehiclesSpaceCommunications & SATCOM

Supply-chain role

Component SupplierSubsystem Manufacturer

What they offer

HardwareComponents

Markets

Also sells to civilian markets

Products

LL Coaxial Cable

RF coaxial cable

Coax cable with expanded PTFE dielectrics and composite configurations, offering low attenuation and phase stability for military and aerospace RF systems.

SS, SFL and SBF Rock SStable Coax

RF coaxial cable

Flexible coax cables with stable attenuation over flexure, alternatives to semi-rigid coax, with frequency ranges up to 40 GHz.

DataMaster

Aerospace data cable

High-speed aerospace data cables including twisted pair, quadrax and Gigabit Ethernet designs for in-flight entertainment and connectivity systems.

AeroBIT 8

Aerospace data cable

Category 6a-exceeding aerospace data cable supporting signal speeds up to 40 Gbps.

AeroPOWER

Aerospace power cable

Power cables designed to supply reliable power to in-flight entertainment and connectivity systems.

TRX Triaxial

Triaxial cable

Triaxial cable product offered by Harbour Industries for RF and aerospace applications.

End users

Air ForcesLand ForcesDefense Industry

Standards, platforms & customers

Defense standards

MIL-DTL-17M25038/3 QPLSAE AS22759NEMA WC 27500AS9100DITAR

Platforms & programmes

F-35

Named customers

Lockheed

Credentials & affiliations

Certifications

AS9100D

AS9100:2009 Rev C

M25038/3 QPL

UL/CSA

Industry memberships

NBAANEMASAE International

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