Thermal management in EVs has moved from basic air cooling to sophisticated liquid-cooled plates capable of handling intense heat loads. These systems are now standard in high-performance EVs.

According to Stratview Research, the EV power electronics cooling plates market size was US$ 1.2 billion in 2024 and is likely to grow at a strong CAGR of 10.7% in the long run to reach US$ 2.7 billion in 2031.

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Drivers

1. Thermal Stability Requirements: Critical for high-voltage electronics.
2. Extended Range Goals: Minimizing power losses through optimal cooling.
3. Durability Standards: Meeting lifetime performance over vehicle lifespan.
4. High Voltage Platforms: 800V systems producing more localized heat.

Challenges

1. System Integration: Fitting within tight packaging constraints.
2. Coolant Flow Optimization: Avoiding hotspots and pressure drops.
3. Material Compatibility: Ensuring long-term reliability.

Trends

1. Thin-Profile Designs: Maximizing space efficiency.
2. Laser-Welded Channels: Improving leak-proof performance.
3. Multi-Circuit Cooling: Supporting different temperature zones.

Opportunities

1. Light Commercial EVs: Expanding beyond passenger cars.
2. Aftermarket Upgrades: High-performance cooling retrofits.
3. Global Supply Agreements: Partnering with leading OEMs.

Conclusion

Liquid-cooled plates have become a vital link in EV performance, offering a path to higher efficiency and system longevity.