The global automotive industry is undergoing a paradigm shift. As nations commit to carbon neutrality, the Electric Vehicle (EV) market has transitioned from a niche segment to the primary driver of automotive innovation. Central to this transition is the battery system, often referred to as the "heart" of the vehicle. However, the performance, safety, and lifespan of these batteries are critically dependent on temperature control.
In 2024, the global Battery Thermal Management System (BTMS) market is projected to grow at a CAGR of over 18%. Industrial applications are no longer limited to passenger cars; we are seeing a massive surge in demand for liquid-cooled systems in electric buses, heavy-duty logistics trucks, AGVs (Automated Guided Vehicles), and even marine vessels. The industry consensus is clear: efficient cooling is the only way to enable ultra-fast charging and ensure long-term battery health.
The shift from air cooling to liquid cooling is accelerating in North America and Europe due to stricter safety regulations and the need for higher energy density.
Ultra-fast chargers (up to 350kW) generate immense heat. Our liquid-cooled plates and PDUs are engineered to handle these thermal spikes efficiently.
Thermal runaway prevention is the #1 priority for OEMs globally. Advanced cooling is the primary defense against battery fires and degradation.
As a professional EV Battery Cooling Factory, we stay at the forefront of technological evolution to provide our clients with future-proof solutions.
While air cooling was common in early EVs, liquid cooling has become the standard for batteries over 50kWh. Our factory specializes in integrated liquid-cooled cold plates that offer 3x the efficiency of traditional systems.
Integration with AI and BMS (Battery Management Systems) allows for predictive cooling. We are developing cooling components that respond dynamically to driving patterns and ambient conditions.
The use of Graphene-enhanced LiFePO4 batteries requires superior heat dissipation. We are pioneering cooling systems specifically optimized for high-conductivity materials.
Years Experience
Global Projects
16949 Certified
Quality Testing
Heavy-duty electric trucks require robust cooling systems to handle continuous high-torque output and fast charging during driver breaks.
Electric buses in tropical or desert climates face extreme ambient heat. Our Water Cooling LiFePO4 packs ensure fleet reliability and passenger safety.
Electric yachts and boats need salt-corrosion-resistant cooling materials. We provide specialized aluminum alloy solutions for maritime environments.
24/7 automated warehouses require batteries that can charge quickly without overheating. Our compact cooling modules fit perfectly into AGV chassis.
From golf carts to high-performance electric cars, we offer scalable cooling solutions that balance cost and efficiency.
Electric excavators and loaders operate in harsh, dusty environments. Sealed liquid cooling systems are essential for longevity.
As a leading China-based EV Battery Cooling Manufacturer, Zhejiang Rock Auto Co., Ltd. combines cost-efficiency with world-class engineering. Here is why global Tier-1 suppliers choose us:
Established in 2007, Zhejiang Rock Auto Co., Ltd. has been a leading manufacturer, exporter, and supplier of high-performance auto cooling system components. We specialize in producing a wide range of automotive cooling solutions, including radiator tubes, intercooler tubes, oil cooler tubes, as well as radiators, intercoolers, and oil coolers.
With more than 15 years of industry experience, we have earned a reputation as a pioneer in the design and manufacturing of aluminum-based cooling products. Our dedication to excellence and client satisfaction drives us to provide high-quality, cost-effective, and innovative solutions for global markets.
Mission: To deliver high-quality and cost-effective cooling solutions that not only meet but exceed customer expectations, while fostering a culture of innovation and sustainability.
Vision: To be a global leader in the auto parts industry, recognized for our advanced technologies, outstanding customer service, and environmental stewardship.
Choosing the right EV Battery Cooling Factory is a decision that impacts the safety and profitability of your business. Poor thermal management leads to "Lithium Plating," which permanently reduces battery capacity. Our systems maintain batteries within the optimal range of 15°C to 35°C, ensuring that even under heavy load, the temperature variance between cells remains under 5°C.
Our ISO/TS 16949 certified production lines ensure that every cooling plate and tube we manufacture is pressure tested and checked for microscopic leaks. We understand that in the world of high-voltage EVs, there is zero room for error.
Proficient in all aspects of the manufacturing process, from CFD (Computational Fluid Dynamics) thermal simulations to final brazing. We optimize the internal flow paths of our cold plates to minimize pressure drop while maximizing heat extraction.
Our products are widely used in automobile, heavy industry, shipbuilding, sugar processing, packaging, and navigation. This cross-industry experience allows us to bring unique insights to the EV sector.
Rock Auto
