Committed to delivering precision-engineered products — from prototyping to full-scale manufacturing, wire harness to battery systems.
Battery assembly, spare development, harness development, and components — engineered with precision for your industry.
Proto Engineering is a Pune-based precision engineering company committed to delivering products and solutions exactly as per client specifications. Founded in 2020, we specialize in product prototyping, wire harness systems, battery solutions, and spare parts development.
We combine strategic thinking with the best in Technology, People, and Process — not just building components, but creating complete operational ecosystems.
Learn More About UsPan-India supplier network with custom procurement management. Quality control and inspection at every step — from raw materials to finished goods delivery.
View ServiceFrom concept sketch to working model — mechanical and electromechanical prototypes designed and developed as per exact client specifications with rapid turnaround.
View ServiceCustom spare parts for legacy and specialized equipment. Reverse engineering capability with full QA, inspection, documentation and certifications.
View ServiceWe design and manufacture custom wire harnesses built to exact customer specifications — ensuring reliability, durability, and performance in demanding automotive, industrial, and commercial environments.
48-pin ECU harness for passenger vehicle with Deutsch connectors and full continuity testing.
HarnessAutomotiveHigh-current 72V battery cable assembly for electric vehicle, rated 200A continuous with crimped lugs.
BatteryEVSheet metal enclosure prototype for industrial controller — from CAD to physical model in 7 days.
PrototypeSheet MetalShielded sensor harness for temperature and pressure monitoring on agricultural equipment.
HarnessSensorsReverse-engineered spare parts for 1990s industrial machine where OEM parts are no longer available.
Spare PartsReverse Eng.UV-resistant battery cable assemblies for 10kW solar energy storage installation with full weatherproofing.
BatterySolarShare your project requirements and our engineering experts will respond within 24 hours.