Power Conversion
Empowering the Future of Clean Energy: Thermal Solutions that Drive Efficiency and Sustainability in High-Density Power Conversion Systems

Addressing Thermal challenges of Modern Power Conversion
Power conversion systems play a vital role in connecting clean energy sources to the power grid. They convert and store natural energy, transforming it into usable electricity. Achieving high efficiency through power conversion thermal management is critical to minimizing power loss and controlling costs. However, as these systems become more compact and powerful, managing the intense heat they generate becomes a significant challenge. Excessive heat not only impacts performance and lifespan but also increases the risk of costly downtime. Consequently, the growing power density of these technologies makes them increasingly vulnerable to thermal management challenges.
ACT Leads the Way in Power Electronics Cooling
ACT specializes in advanced thermal management solutions tailored to the evolving thermal demands of modern power conversion systems. Our focus is on precise heat removal at the source, combining passive and active thermal management technologies. This approach maximizes the performance and reliability of power electronics in high-power applications, supporting the transition to sustainable energy systems.
Our solutions address the unique thermal challenges at every level of power conversion systems, encompassing device-level cooling, system-level integration, and room-level solutions for large-scale applications.
Device-Level Cooling: ACT addresses component-level heat dissipation with high-performance solutions, including advanced two-phase heat spreaders and air-cooled heat sinks, utilizing Hi-K™ and Vapor Chamber technologies. For high-power density systems, we also offer direct-to-chip liquid cooling with single or two-phase cold plates.
System-Level Integration: ACT delivers full system thermal solutions, integrating balance of plant components like fan-heat sink assemblies and coolant distribution units (CDUs) for air and liquid cooled systems.
Facility-Level Thermal Solutions: For large-scale and demanding installations, ACT provides comprehensive facility analysis and optimization, including adaptive controls for dynamic temperature management.

Caption: As illustrated here, this chart shows the progression of power electronics thermal management solutions for various levels of heat dissipation.
Driving Efficiency and Sustainability
Our thermal management solutions are designed to optimize every stage of the power conversion process. By minimizing power losses and maximizing energy output, we enhance system efficiency and reduce operational costs. These solutions also reduce stress on components, extending their lifespan and minimizing downtime. As a result, our technologies not only lower costs but also contribute to a greener, more sustainable energy future.
Ready to Optimize your Power Conversion Systems? Contact ACT today.
Passive Thermal Solutions
ACT offers a range of advanced passive cooling solutions for high-performance power conversion applications. Our Loop Thermosyphons efficiently transport heat over long distances, while Hi-K™ heat sinks provide superior thermal conductivity for localized heat spreading. Vapor Chambers effectively spread heat from high-power-density components like inverters, converters, and BESS. These maintenance-free technologies manage rising power densities without external power or moving parts, ensuring reliable operation in demanding environments.
Active Thermal Solutions
Maximize the efficiency and reliability of your power conversion systems with ACT’s cutting-edge active cooling technologies. Our portfolio includes high-performance Pumped Two-Phase cooling systems, precision Tekgard Chillers, and versatile Environmental Control Units (ECUs), all engineered to effectively dissipate the intense heat generated in high-power applications. By maintaining precise thermal control, our solutions ensure optimal performance, minimize downtime, and extend component lifespan.
THERMAL SOLUTIONS for Power Conversion Systems
Need reliable cooling for high-power inverters and converters? Explore ACT’s thermal management technologies.
Power Conversion Resources
Explore our comprehensive collection of resources dedicated to optimizing power conversion. Here, you’ll find insightful blogs, informative videos, detailed articles, and more—all focused on thermal management solutions that maximize efficiency and reliability. Whether you’re seeking detailed technical papers, the latest industry advancements in power electronics cooling, or expert insights, our resources are crafted to keep you informed and help you enhance the performance and longevity of your power conversion systems.

Navigating Thermal Management in Energy
This comprehensive guide provides critical insights and actionable strategies to help energy producers and industy professionals address the complexities of thermal management.
- Mitigating waste heat in power generation: We explore effective strategies to minimize heat loss and impove overall system efficiency.
- Enhancing energy conversion efficiency: Discover innovative solutions to optimize energy conversion processes and minimize thermal losses.
- Optimizing storage systems: Learn how to effectively manage thermal challenges in energy storage system, such as batteries, to maximize performance and lifespan.
This guide is tailored to tackle the most pressing thermal challenge facing the eneryg industry today.
