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Michigan-Based · Ships Nationwide

Wire
Harness
Prototypes.
72 Hours.

You send us the schematic, connectors, terminals, and dimensions. We assemble, test, and ship a precision wire harness to your door — guaranteed in 72 hours or less.

72 HrMax Delivery
$0Tooling Fees
100%U.S. Made
All 50States Served
72-Hour Delivery Guaranteed Custom Wire Harness Prototypes Automotive · Industrial · Medical · Aerospace Michigan-Based · Ships Nationwide No Tooling Fees · No Minimums Your Schematic. Our Expertise. 72-Hour Delivery Guaranteed Custom Wire Harness Prototypes Automotive · Industrial · Medical · Aerospace Michigan-Based · Ships Nationwide No Tooling Fees · No Minimums Your Schematic. Our Expertise.
Process

How It Works

01

Submit Your Request

Send us your schematic, connector specs, terminal types, and harness drawings. No drawing? Just provide wire lengths and connector positions — we handle the layout.

// EMAIL · PORTAL · PHONE
02

Engineering Review & Quote

Our team reviews your documents within 2 hours, validates the BOM, and sends a fixed-price quote. No surprises — what you approve is what you pay.

// < 2 HOUR RESPONSE
03

Material Sourcing

We pull from in-stock inventory of common connector families (JST, Molex, TE, Deutsch) and wire gauges. Rare parts are expedited from our distributor network same-day.

// SAME-DAY SOURCING
04

Assembly & QA Testing

Certified technicians assemble your harness to spec. Every unit gets continuity testing, pull-force testing, and a full visual inspection before it ships.

// 100% TESTED · FULLY DOCUMENTED
05

Shipped to Your Door

Your harness ships with full QA documentation and traceability records. Nationwide delivery — overnight and 2-day available.

// FEDEX · UPS · LTL FREIGHT
▶ Timeline Breakdown
Hour 0Request Received0h
Hour 2Review & Quote Sent2h
Hour 4Materials Confirmed4h
Hour 24Assembly Underway24h
Hour 48QA & Testing Complete48h
Hour 72Delivered ✓72h
⚡ RUSH OPTION AVAILABLE

Need it in 48 hours? Rush delivery is available at a premium rate for qualifying harness configurations. Ask when you request your quote.

What We Build

Our Services

Prototype Wire Harnesses

Single-connector assemblies to multi-branch harnesses with 50+ circuits. Built to your exact spec, from schematic to finished harness in 72 hours.

// 1 TO 10 UNITS · ALL CONNECTOR FAMILIES

Schematic Intake & Review

No harness drawing? Submit your schematic and connector placement. Our engineers create a full harness layout for your approval before assembly begins.

// DFM REVIEW INCLUDED · FREE WITH ORDER

Custom Cable Assemblies

Single-cable assemblies, coaxial, shielded twisted pair, and overmolded connectors. If it carries signal or power, we can build it to spec.

// COAX · STP · POWER · SIGNAL

Low-Volume Production Runs

Once your prototype is approved, scale to 5–100 units with the same quality and traceability. Ideal for pilot builds, pre-production, and field trials.

// 5–100 UNITS · SAME FAST TURNAROUND

Rush 48-Hour Service

When the timeline is critical, our rush service delivers in 48 hours. Available at a premium rate for qualifying assemblies — mention it in your quote request.

// PREMIUM RATE · QUALIFYING CONFIGS

QA Testing & Documentation

Every harness ships with a full QA packet: continuity test results, pull-force data, visual inspection records, and material certifications. Full per-unit traceability.

// ISO-ALIGNED QA · CERT DOCS INCLUDED
Markets Served

Industries We Serve

Automotive & EV

Tier-1 & Tier-2 suppliers, EV startups, motorsport

Industrial Automation

Robotics, PLCs, machine control systems

Medical Devices

Diagnostic equipment, patient monitoring, robotics

Aerospace & Defense

UAVs, avionics, ground support, mil-spec builds

Consumer Electronics

Product prototypes, custom builds, R&D labs

Why Choose
Remco
tronics?

The wire harness industry runs on weeks-long lead times. We built Remcotronics to fix that — a lean, technology-forward shop in Michigan that treats every prototype like a production emergency. Because for you, it is.

Speed Is Our Product

72 hours isn't a target — it's a guarantee. Our entire workflow is built to compress lead times without sacrificing quality at any step.

Zero Surprises on Price

Fixed-price quotes before we touch a single wire. No change orders, no hidden fees. 50% deposit to start, balance on shipment.

Every Unit Tested & Documented

Continuity tested, pull-force verified, visually inspected. A QA documentation packet ships with every single order — no exceptions.

Real Engineers, Not a Broker

We don't outsource. Your harness is designed, built, and tested in our Michigan facility by certified wire harness technicians.

Get Started

Request a Prototype

What to Have Ready

  • Schematic or wiring diagram (PDF, DXF, image)
  • Connector part numbers or descriptions
  • Terminal types (crimp, solder, IDC)
  • Harness drawing OR wire length dimensions
  • Wire gauge and color preferences (if any)
  • Quantity needed (1–10 for prototype pricing)

What Happens Next

We'll review your submission and respond with a fixed-price quote within 2 business hours. Once approved and deposit paid, the 72-hour clock starts immediately.

Contact Directly

🔒 Your info is never sold or shared.

✓ Request Received — Expect your quote within 2 hours!