Looking for Components?
Premium electrical connectors and terminals for automotive and industrial harness assemblies. JST, Molex, Deutsch, and AMP series — sourced and tested for reliability.
Enquire NowMulti-colour insulated wires from 0.35 mm² to 16 mm². Automotive-grade, temperature-rated, and available in custom lengths with stripped or crimped ends.
Enquire NowHigh-temperature braided fiberglass sleeving for wire protection. Available in orange, white, blue, and custom colours for automotive and industrial applications.
Enquire NowA wire harness is an assembly of electrical wires or cables that transmit signals or electrical power. At Proto Engineering, we design and manufacture custom harnesses built to exact customer specifications.
Our solutions serve automotive, commercial vehicles, agricultural equipment, industrial machines, and consumer electronics — with full testing and documentation.
Request Harness QuotePassenger cars, two-wheelers, and LCV wire harnesses with heat and vibration resistance.
Heavy-duty assemblies for trucks, buses, and construction equipment.
Control panel and machine wiring for factory automation environments.
High-current cables for EV, UPS, solar, and energy storage systems.
Shielded low-signal harnesses for temperature and pressure sensors.
LED and conventional lighting assemblies with IP-rated protection.
Schematic, voltage, current specs, and connector requirements.
Wire routing and connector pin-out documentation.
Sample for review before mass production.
Full electrical testing before dispatch.
Share your schematic or requirements — we'll respond with a quote within 48 hours.