Custom Automotive Wiring Harnesses for Prototyping & Telematics
Build exactly the harness you need: FAKRA, OBD-II, Molex, JST, ECU connectors, delivered in days, not weeks. Designed for prototypes, pilots, and small-batch projects.
Wiring Prototypes Shouldn't Take Weeks
Engineers and hobbyists waste hours crimping pins and waiting for overseas suppliers. You just need a reliable, plug-and-play harness to test your design quickly, without minimum order headaches or excessive setup fees.
No More Waiting
Skip the 4-6 week lead times. Get custom harnesses starting at 5 days.
Skip the DIY
No more crimping tools, pin kits, or wasted weekends on wiring.
No MOQ Hassles
Order exactly what you need, one harness or fifty.
Fast, Custom Automotive Harnesses
MiniProto delivers small-batch automotive wiring solutions in days. Choose connectors, pinouts, and lengths. No MOQ, no long waits, just high-quality harnesses ready to drop into your prototype.
Built for Common Automotive Interfaces
Mix and match connectors to link your device to the car's ecosystem. We handle pinouts, keying, and cable specs for you.
| Connector / Interface | Typical Use Case |
|---|---|
| FAKRA-Z | GPS, GNSS, Cellular & RF antennas |
| OBD-II 16-pin | Vehicle diagnostics, power + CAN data |
| Molex Mini-Fit Jr 6-pin | Power & data for modules/dev boards |
| JST-PH 4-pin | Sensors, IoT devices, displays |
| TE/AMP ECU connectors | ECU dev, piggybacking, sensor simulation |
Why Engineers Choose MiniProto
Fast Turnaround
Most orders ship in 3-5 days
Full Customization
Lengths, pinouts, connectors your way
Engineer-Friendly
Clear docs, transparent pricing, no jargon
No MOQ
Order one cable or fifty
Related Links
Related Automotive Harness Links
Ready to Upgrade Your Automotive Wiring?
Professional-grade automotive harnesses with no minimum order. Configure your custom solution in minutes.