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Electronics

Custom Wiring Harnesses

OEM-spec wiring harnesses for heavy equipment, commercial vehicles, and electronics integration.

Custom wiring harnesses built to your schematic. Automotive-grade wire, sealed connectors, custom labeling, and full electrical testing. From simple single-circuit looms to complex multi-branch harnesses integrating dozens of sensors and control modules.

Custom Wiring Harnesses

Wiring Harness Specifications

Wire Gauge Range
30 AWG – 4 AWG
Connectors
Molex, Deutsch, AMP, Sumitomo, custom
Sealing Standard
IP67 / IP68 available
Operating Temperature
-40Β°C to 125Β°C
Testing
100% continuity + insulation tested
Lead Time
10–20 business days

Process Options

We select the right process for your part based on geometry, volume, material, and cost target.

Schematic & CAD Layout

Engineering review of your schematic with optimization for routing and serviceability.

Wire Cutting & Crimping

Automated wire processing for consistent crimp quality and cut-to-length precision.

Assembly & Bundling

Hand-assembled on form boards with proper routing, branching, and protection.

Electrical Testing

100% continuity and insulation testing on every harness before shipment.

Materials

Choose from 6+ stock materials. Custom alloys on request.

  • Automotive-grade copper wire (TXL, TXR, GXL)
  • Tinned copper (corrosive environments)
  • Shielded/twisted-pair wire
  • Heat-shrink tubing
  • Convoluted protective conduit
  • OEM-grade connectors

Surface Finishes

In-house finishing capabilities, including 140-hour salt-spray-tested coatings.

  • Loom-wrapped harness
  • Heat-shrink labeled
  • Convoluted conduit jacketing
  • Custom heat-shrink branding
  • Color-coded wire identification

Common Applications

Heavy-equipment engine harnesses
Commercial truck and bus wiring
Industrial machinery control harnesses
Construction equipment electrical systems
OEM replacement harnesses
Custom sensor integration

Frequently Asked Questions

Yes. Send us your wiring schematic (PDF, DWG, or even hand-sketched) along with connector specs and we'll quote and build to your design.

Ready to start your wiring harness project?

Upload your CAD file and our engineering team will respond within 24 hours with a detailed quote and DFM feedback.

Request a Quote