Category: Trumony

As energy storage systems move toward higher capacity, higher energy density and faster charge-discharge rates, efficient thermal management has become essential for battery safety, performance and long-term reliability.

Designed specifically for 587Ah high-capacity prismatic cells, the 587 ESS Cooling Plate provides an efficient liquid cooling solution for utility-scale and containerized energy storage systems.

Optimized for 587Ah ESS Battery Cells

Manufactured from high-thermal-conductivity 3003-series modified aluminum alloy, the cooling plate is produced using precision stamping and high-temperature vacuum brazing technology.

The integrated brazed structure provides:

· Excellent thermal conductivity

· High structural rigidity

· Reliable sealing performance

· Good corrosion resistance

· Consistent long-term cooling performance

The internal flow channel is optimized to promote uniform coolant distribution across the battery contact area, helping minimize localized heat accumulation and maintain excellent cell-to-cell temperature consistency, with a measured temperature difference of less than 2.1°C under specified test conditions.

Efficient Thermal Management for Safer ESS Operation

Uniform temperature control helps reduce thermal gradients and thermal stress within battery cells, supporting more stable battery operation and helping slow performance degradation over extended operating cycles.

To ensure reliable performance, Trumony applies strict quality control procedures, including helium leak detection and hydraulic pressure testing, helping verify the sealing integrity of each cooling plate before delivery.

Flexible Customization for Different ESS Designs

The 587 ESS Cooling Plate can be customized according to specific battery pack and module requirements, including:

· Inlet and outlet positions

· Flow channel configuration

· Surface insulation coating

· Interface structure

· Overall dimensions and mounting features

This flexibility enables easier integration into different battery module and ESS architectures.

Reliable Liquid Cooling by Trumony

Combining high-performance aluminum materials, precision stamping, vacuum brazing and professional thermal management expertise, the 587 ESS Cooling Plate is engineered to deliver stable and efficient cooling for large-capacity energy storage applications.

From 587Ah battery modules to utility-scale ESS, Trumony provides liquid cooling solutions designed around the thermal, structural and integration requirements of modern energy storage systems.

Trumony Aluminum — Your Liquid Cooling Expert for Battery Thermal Management.

The battery cooling system is a critical component of an electric vehicle’s (EV) thermal management system, directly influencing battery performance, lifespan, and overall driving safety. As the primary power source for modern EVs, lithium-ion batteries are highly sensitive to temperature fluctuations. Excessive heat accelerates battery degradation and increases the risk of thermal runaway, while low temperatures reduce battery activity, resulting in lower power output and shorter driving range. Therefore, maintaining the battery within its optimal operating temperature range of 25°C to 40°C is essential for achieving reliable performance and long-term durability.

Modern EV battery cooling systems generally fall into three categories: air cooling, liquid cooling, and direct cooling. Air cooling uses fans to circulate air around the battery pack, offering a simple, lightweight, and cost-effective solution that is commonly adopted in entry-level electric vehicles. Liquid cooling, currently the industry’s most widely used technology, circulates coolant through channels or cold plates integrated into the battery pack to efficiently remove heat generated during charging and discharging. Compared with air cooling, liquid cooling provides more uniform temperature distribution, higher cooling efficiency, and greater temperature control accuracy, making it the preferred choice for high-performance and long-range EVs.

An efficient battery cooling system delivers several key benefits. By minimizing temperature differences between individual battery cells, it reduces uneven aging and extends the service life of the entire battery pack. Effective thermal management also enables fast charging by dissipating the significant heat generated during high-power charging, improving both charging efficiency and operational safety. Furthermore, under demanding conditions such as high ambient temperatures, aggressive driving, or prolonged operation, a reliable cooling system helps prevent overheating and ensures stable battery performance.

As the electric vehicle industry continues to advance, battery energy density, charging power, and vehicle performance are steadily increasing, placing even greater demands on thermal management technologies. Intelligent battery cooling systems featuring precise temperature control, adaptive thermal management, and improved energy efficiency are becoming a major focus of future development. Without question, advanced battery cooling systems will remain a fundamental technology for ensuring the safety, reliability, and long-term performance of next-generation electric vehicles.

The 52S Cooling Plate is a high-performance liquid cooling component designed for battery energy storage systems (BESS) and electric vehicle (EV) battery modules. Manufactured from high-strength aluminum alloy and produced using advanced stamped and brazed forming technology, it combines lightweight construction, excellent thermal conductivity, and superior mechanical strength to deliver reliable thermal management for modern energy applications.

As battery systems continue to increase in energy density and power output, effective heat dissipation has become essential for ensuring safety, performance, and longevity. The 52S Cooling Plate is specifically engineered to address heat accumulation during charging and discharging cycles, helping maintain optimal operating temperatures even under demanding conditions.

Its precision-engineered internal liquid cooling channels enable highly efficient heat transfer. As coolant circulates through the micro-channel structure, heat generated by prismatic battery cells is rapidly absorbed and transferred away from the battery module. The optimized flow path design ensures uniform temperature distribution across the entire cooling plate, minimizing thermal gradients and preventing localized overheating that could compromise battery performance or reduce service life.

Designed for durability and flexibility, the 52S Cooling Plate undergoes rigorous pressure and leak testing to ensure long-term sealing reliability and stable operation. Its customizable dimensions and adaptable mounting configurations allow seamless integration into a wide range of battery pack architectures for both energy storage and electric mobility applications.

Compared with conventional air-cooling solutions, liquid cooling technology offers significantly higher heat dissipation efficiency, improved temperature consistency, and lower overall energy consumption. These advantages contribute to enhanced battery safety, longer cycle life, and improved system performance.

The 52S Cooling Plate provides a dependable thermal management solution for next-generation energy systems, supporting the industry’s growing demand for safer, more efficient, and longer-lasting battery technologies.

What Is a Battery Cooling System?

A battery cooling system is a critical component of battery thermal management systems (BTMS), designed to regulate and maintain the temperature of lithium-ion batteries used in electric vehicles (EVs), energy storage systems (ESS), and other high-power applications.

During charging and discharging cycles, lithium-ion batteries continuously generate heat due to electrochemical reactions and internal resistance. If excessive heat accumulates, the battery temperature may exceed the optimal operating range, leading to reduced performance, accelerated aging, shorter cycle life, and potential safety risks such as thermal runaway.

Therefore, an efficient battery cooling solution is essential to ensure battery packs operate safely, reliably, and efficiently under various working conditions.

Common Types of Battery Cooling Methods

Battery cooling technologies mainly include air cooling, liquid cooling, and phase change cooling. Each method has different advantages depending on the application requirements, power density, and thermal management demands.

1. Air Cooling System

Air cooling uses fans or natural airflow to remove heat generated by battery cells. Due to its simple structure, low cost, and easy maintenance, air cooling is commonly applied in low-power battery systems and early-generation electric vehicles.

However, as battery energy density and charging speed continue to increase, air cooling faces limitations in cooling efficiency and temperature uniformity, especially for large battery packs.

2. Liquid Cooling System

Liquid cooling is currently one of the most widely adopted battery thermal management solutions for electric vehicles and large-scale energy storage systems.

By circulating coolant through battery cooling plates, cooling tubes, or integrated thermal management modules, liquid cooling systems can efficiently transfer heat away from battery cells and maintain a more consistent temperature distribution.

Compared with air cooling, liquid cooling provides:

· Higher heat transfer efficiency

· Better temperature uniformity

· Improved battery performance under high-power operation

· Stronger adaptability for high-energy-density battery packs

For EV batteries and commercial energy storage applications, liquid cooling has become the preferred thermal management solution.

3. Phase Change Cooling System

Phase change cooling utilizes materials that absorb or release heat during phase transitions. This technology can provide stable thermal regulation without continuous energy consumption.

It is often combined with other cooling methods to improve temperature control and reduce peak heat loads in advanced battery applications.

Why Battery Cooling Systems Are Important

An effective battery cooling system provides several key benefits for battery performance and safety.

1. Maintaining Optimal Battery Temperature

Lithium-ion batteries typically operate most efficiently within a specific temperature range. A well-designed cooling system helps maintain battery cells within the ideal thermal window, ensuring stable charging and discharging performance.

2. Improving Battery Life

Uneven temperature distribution between battery cells can accelerate capacity degradation and cause inconsistent aging. Advanced thermal management solutions reduce temperature differences across the battery pack, helping extend battery cycle life and maintain long-term reliability.

3. Enhancing Battery Safety

Excessive heat is one of the major factors contributing to thermal runaway. Efficient cooling systems help prevent overheating, reduce thermal risks, and improve the overall safety of EVs and energy storage systems.

The Future Development of Battery Cooling Technology

With the rapid growth of electric vehicles and renewable energy storage, battery systems are moving toward higher energy density, faster charging speeds, and larger capacities. These trends create increasing challenges for battery thermal management.

Future battery cooling systems will focus on:

· Higher cooling efficiency

· Lightweight and compact designs

· Intelligent temperature monitoring and control

· Integration with battery management systems (BMS)

· Customized thermal solutions for different applications

Among various technologies, advanced liquid cooling solutions, especially aluminum battery cooling plates and integrated thermal management components, are expected to play an increasingly important role in next-generation battery systems.

Conclusion

A reliable battery cooling system is essential for maximizing battery performance, extending service life, and ensuring operational safety. From electric vehicles to large-scale energy storage systems, efficient thermal management has become a fundamental requirement for the continued development of the new energy industry.

As battery technology continues to evolve, innovative cooling solutions will remain a key factor in achieving safer, more efficient, and more sustainable energy applications.

As electric vehicles and energy storage systems continue to expand worldwide, efficient battery thermal management has become essential for safety, performance, and service life. Choosing an experienced battery cold plate manufacturer can significantly improve the reliability of battery packs while reducing overall system costs.

With more than 18 years of manufacturing experience, Trumony Aluminum Limited provides customized liquid cooling solutions for EV batteries, commercial energy storage systems (ESS), industrial equipment, and portable power applications. We combine engineering expertise, advanced manufacturing, and flexible production to support customers from prototype development to mass production.

18 Years of Manufacturing Experience

Founded in 2006, Trumony operates a modern 100,000 m² manufacturing facility equipped with automated stamping, vacuum brazing, friction stir welding (FSW), CNC machining, and comprehensive inspection systems. Certified to IATF 16949 and ISO 9001, we maintain automotive-level quality standards throughout the production process.

Our experienced thermal engineering team provides complete technical support, including:

· Thermal simulation

· Cooling channel optimization

· DFM (Design for Manufacturing)

· Rapid prototype development

· Engineering validation

Depending on project complexity, prototypes can typically be completed within 3–5 weeks, helping customers accelerate product development.

Comprehensive Battery Cold Plate Solutions

Unlike manufacturers that specialize in only one production process, Trumony offers multiple cold plate technologies to meet different battery designs and performance requirements, including:

· Stamped brazed cold plates

· Roll-bond cold plates

· Serpentine tube cooling plates

· Friction stir welded cold plates

Our products are compatible with prismatic, cylindrical, and pouch battery cells, serving applications such as:

· Electric vehicles (EV)

· Commercial vehicles

· Battery Energy Storage Systems (BESS)

· Industrial batteries

· Portable energy storage systems

This broad manufacturing capability allows customers to select the most suitable solution based on thermal performance, cost, and production volume.

Custom OEM & ODM Manufacturing

Every battery pack has unique cooling requirements. Trumony provides complete OEM and ODM services, allowing customers to customize:

· Cold plate dimensions

· Internal coolant flow channels

· Inlet and outlet connections

· Surface insulation coatings

· Material thickness

· Mounting structures

Whether you require a small prototype batch or high-volume production, our flexible manufacturing system supports projects at every development stage.

Designed for Reliable Thermal Performance

Our cold plates are primarily manufactured from high-quality 3003 aluminum alloy, offering excellent thermal conductivity, lightweight construction, and corrosion resistance.

Optimized coolant channel designs help improve temperature uniformity across battery cells, reducing temperature differences by 30–50% under appropriate operating conditions. More consistent cooling contributes to improved battery performance, enhanced safety, and longer service life.

Each product undergoes rigorous testing before shipment, including pressure testing, helium leak testing (when required), dimensional inspection, and quality verification to ensure consistent performance.

Stable Production Capacity for Global Supply

Trumony maintains an annual production capacity of approximately 600,000 battery cold plates, supported by mature supply chain management and efficient international logistics.

Our products are exported to customers across:

· Europe

· North America

· Southeast Asia

· The Middle East

· Australia

We work closely with battery manufacturers, EV suppliers, and energy storage system integrators worldwide, providing responsive technical support throughout the product lifecycle.

Why Choose Trumony Aluminum Limited?

Choosing the right thermal management partner is about more than purchasing a component. It means working with a manufacturer capable of supporting your product from concept to mass production.

Key advantages include:

· 18+ years of aluminum thermal management experience

· Automotive-certified manufacturing system

· Multiple cold plate manufacturing technologies

· OEM & ODM customization

· Rapid prototyping within 3–5 weeks

· Stable annual production capacity of 600,000 units

· Professional thermal engineering support

· Global export experience and responsive after-sales service

Partner with Trumony

As battery technologies continue to evolve, efficient liquid cooling solutions will remain critical to system performance and safety. Trumony Aluminum Limited is committed to helping global customers develop reliable, high-performance battery cooling solutions through advanced engineering, strict quality control, and flexible manufacturing.

Whether you are developing a new EV battery pack, an energy storage system, or another liquid-cooled application, our engineering team is ready to support your project from design to production. Contact Trumony today to discuss your custom battery cold plate requirements.

As energy storage systems continue to grow in capacity and power density, effective battery thermal management has become essential for ensuring safety, efficiency, and long-term reliability. The 104S ESS Cooling Plate is specifically engineered for 104S battery modules used in utility-scale and commercial energy storage systems, providing efficient liquid cooling that helps maintain consistent battery temperatures under demanding operating conditions.

Designed for Large-Scale ESS Applications

The 104S cooling plate is developed for high-voltage lithium battery packs commonly deployed in containerized energy storage systems. During continuous charging and discharging, battery cells generate significant heat. Without effective thermal management, temperature gradients can accelerate cell aging, reduce system efficiency, and increase safety risks.

By circulating a water-glycol coolant through optimized internal flow channels, the cooling plate efficiently transfers heat away from battery cells, helping maintain a more uniform temperature distribution throughout the battery module.

High-Performance Aluminum Construction

Manufactured from high-quality aluminum alloy with excellent thermal conductivity, the cooling plate combines lightweight construction with outstanding heat transfer performance. Depending on project requirements, it can be produced using advanced manufacturing processes such as extrusion, friction stir welding (FSW), laser welding, or TIG welding, ensuring structural integrity and long-term leak resistance.

The optimized coolant channel design minimizes pressure drop while maximizing heat exchange efficiency, reducing the workload of the cooling circulation system and contributing to improved overall energy efficiency.

Engineered for Reliability

Designed for demanding ESS environments, the 104S cooling plate offers:

· Efficient and uniform battery cooling

· Excellent thermal conductivity

· Lightweight aluminum structure

· High leak-tightness and mechanical strength

· Corrosion-resistant surface treatment for outdoor applications

· Compatibility with standard 104S battery module designs

· Easy integration into containerized ESS systems

The cooling plate is suitable for operation in various climates, including high-temperature, high-humidity, and coastal environments.

Applications

The 104S ESS Cooling Plate is widely used in:

· Utility-scale Battery Energy Storage Systems (BESS)

· Renewable energy storage for solar and wind power

· Commercial and industrial energy storage

· Grid frequency regulation

· Peak shaving and load shifting

· Emergency backup power systems

Supporting Safe and Efficient Battery Operation

Maintaining an optimal battery operating temperature is critical for maximizing system performance and extending battery service life. The 104S cooling plate helps reduce temperature variation across battery cells, improving thermal consistency and supporting stable battery operation under varying load conditions.

Leveraging extensive experience in aluminum thermal management solutions, Trumony Aluminum provides customized liquid cooling plates designed to meet diverse ESS requirements. From product design and thermal simulation to prototype development and mass production, we deliver reliable thermal management solutions that help customers build safer, more efficient, and more durable energy storage systems.

Founded in 2017and headquartered in Suzhou, China, Trumony Aluminum Limited stands as a preeminent manufacturer of high-performance battery cold plates, empowering the global transition to electric vehicles (EVs) and energy storage systems (ESS). The company has established end-to-end vertical integration capabilities, delivering reliable liquid cooling solutions to 56 countries worldwide.

Trumony’s core strength lies in its advanced aluminum-based liquid cooling technologies, including micro-channel cold plates, snake tube cooling systems, and stamped cold plates. Crafted from premium 3003 aluminum alloys, these products achieve thermal resistance as low as 0.07 K/W and enhance heat transfer efficiency by 25% , maintaining optimal battery temperatures (20–35°C) to extend lifespan by 20% and boost charging performance. The company’s customizable offerings cater to diverse battery formats—from cylindrical 4680/21700 cells to prismatic and pouch packs—with maximum product dimensions reaching 1.3×2.3 meters for heavy-duty applications.

Rigorous quality control, including air leak and insulation resistance tests, ensures compliance with ISO 9001 and IATF 16949 standards. Trumony’s competitive edge is further reinforced by rapid prototyping (7-day turnaround), in-house CFD thermal simulation, and collaborative R&D with institutions like Shanghai Jiao Tong University. Key innovations include CTP/CTC integrated designs and data-driven smart thermal management, aligning with industry demands for lightweight and space-efficient solutions.

Boasting annual revenue of $30–35 million (30–40% from exports), Trumony partners with global OEMs including BMW and Tesla, serving EVs, commercial trucks, and large-scale ESS containers. As the industry grows at a 17.0–20.3% CAGR, the company continues to lead through sustainable materials, flexible customization, and global supply chain resilience—solidifying its role as a trusted enabler of next-generation battery thermal management.

From May 27 to 29, 2026, Trumony Aluminum Limited successfully participated in the SNEC PV+ International Energy Storage and Battery Technology Conference & Exhibition held in Shanghai, China.

As one of the most influential events in the renewable energy and energy storage industries, SNEC attracted industry professionals, technology innovators, and business partners from around the world. During the exhibition, Trumony showcased its latest thermal management solutions for Energy Storage Systems (ESS) and Electric Vehicles (EV), including liquid cooling plates, liquid cooling components, battery thermal management materials, and integrated cooling solutions.

Throughout the exhibition, Trumony’s booth welcomed numerous visitors from Europe, North America, Southeast Asia, the Middle East, and other regions. Our team engaged in in-depth discussions with customers, industry experts, and potential partners regarding thermal management challenges, system efficiency optimization, product customization, and future market trends.

During the event, Trumony team met with several key customers to exchange insights on emerging energy storage technologies and explore future cooperation opportunities. These face-to-face communications further strengthened mutual understanding and laid a solid foundation for long-term collaboration.

As a company dedicated to thermal management solutions for new energy vehicles and electrochemical energy storage systems, Trumony remains committed to providing customers with high-performance liquid cooling products and comprehensive engineering support. Through continuous innovation and close cooperation with global partners, we strive to contribute to the development of safer, more efficient, and more sustainable energy systems.

We would like to express our sincere gratitude to all customers, partners, and visitors who visited our booth during SNEC 2026. We look forward to continuing our cooperation and creating greater value together.

For more information about Trumony’s thermal management solutions, please contact our team or visit our website.