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Reliability built into every circuit

Aircraft, marine, automotive, e-bikes and more

Premium components and aerospace-grade craftsmanship

Custom Circuitry is a wiring harness fabrication and repair company focused on homebuilt aircraft, custom automobiles, marine vessels and personal electric vehicles.

Wiring built by IPC certified technicians, to the exacting standards used on SpaceX rockets and Airbus satellites, now available for you.

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What We Build

Precision-crafted solutions designed for the road, sky, sea, and track.

Aircraft

Aerospace-grade, IPC/WHMA-A-620 Class 3 wiring harnesses for experimental and home-built aircraft.

Auto

Labeled, tested IPC–compliant harnesses that simplify your build. Crafted using GPT/TXL wire and OEM-grade tooling.

Marine

Salt proof, sealed, made with tinned wire, and 100% reliable. Don’t trust your lights and bilge pump to an overseas supplier.

E-Bike

E-bike and E-moto harnesses that are built with Tefzel or GXL wire, sealed connectors made to handle heat and high current.

Why Choose Custom Circuitry?

✔Built by IPC-Certified Technicians

✔Every harness inspected and tested before delivery

✔Support available for easy installation

✔Aviation-grade materials, even for your car or boat

✔Fast turnaround and responsive customer service

Our certified technicians deliver critical wiring built to the highest quality IPC/WHMA-A-620 standards. Engineered to perform, wherever you go. Sky, Sea, or Track

Get In Touch

321-872-8878

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