According to Future Market Insights, the global automotive wiring harness market is expected to grow steadily, expanding from USD 67.4 billion in 2025 to USD 125.3 billion by 2035, at a CAGR of 6.4%. The market growth is primarily driven by:

• Electrification and High-Voltage Demand: PHEV wiring harnesses are forecasted to grow at an 18% CAGR, contributing approximately 23% of the total market.

• HVAC Harness Expansion: Rising demand for smart climate control and multi-zone systems drives HVAC harness growth, with a CAGR of 11.1% and a 14% market share.

• Design and Manufacturing Innovation: With the adoption of domain controller and software-defined vehicle architectures, harness designs are evolving toward modularity, lightweight construction, and automated 3D manufacturing.

• ESG and Regulatory Impact: EU ELV and RoHS directives promote the use of recyclable insulation and low-halogen materials in harness production.

Despite the challenges of increasing complexity, cost pressures, and supply chain disruptions, the demand from EVs, autonomous vehicles, and connected car technologies will continue to foster innovation and market opportunities.

• EV Boom: The rapid growth of the EV market is driving demand for high-voltage wiring harnesses, including battery packs, electric drivetrains, and charging systems.

• Autonomous Driving: Sensor networks, high-performance computing, and redundant wiring systems required for autonomous vehicles will stimulate the wiring harness market.

• Connected and Smart Vehicles: IoT-enabled vehicle platforms require complex data transmission, boosting the adoption of smart wiring harness solutions.

• Material Innovation: New materials such as aluminum-based harnesses and flexible printed circuits (FPC) help reduce weight and cost.

• Modular Platforms: Standardized wiring harness solutions enhance economies of scale and reduce development costs.

CTE is committed to delivering high-quality wiring harness and instrument solutions, leveraging advanced material selection, customized development, and smart manufacturing technologies to help OEMs embrace the electrified and intelligent future of mobility.

Read the full article: Automotive Wiring Harness Market Growth – Trends & Forecast 2025 to 2035

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Disclaimer: This post is a summary based on publicly available information from Future Market Insights’ report “Automotive Wiring Harness Market Growth – Trends & Forecast 2025 to 2035” (published June 2025). All original content belongs to Future Market Insights. For the complete report, please refer to: https://www.futuremarketinsights.com/reports/global-automotive-wiring-harness-market. This summary is intended for industry trend sharing and technical observation only, without reproduction or commercial redistribution of the original report.