Unwrapping A Cool One: The LCC1200 AC-DC Converter Series

21st June 2023

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Advanced Energy has emerged as a leading provider of reliable and efficient power conversion solutions. Adding to the well-established LCC600 series, the LCC1200 series AC-DC converter series shines as an exceptional offering. We will explore the key features, benefits, and technical specifications of the LCC1200 series. Additionally, we will delve into the differences between conduction cooling and convection cooling, shedding light on their respective advantages and applications.

Powerful Performance and Versatility

The LCC1200 series AC-DC converter series is engineered to deliver exceptional performance and versatility, making it a perfect fit for a wide range of applications. With its wide input voltage range, the LCC1200 series ensures compatibility with global power sources, catering to industrial applications, test and measurement equipment, telecommunications systems, and more. Whether you require a reliable power supply for critical operations or efficient energy conversion for sustainable practices, the LCC1200 series is designed to meet your power requirements with ease.

High Efficiency and Reliability

Advanced Energy prioritizes energy efficiency, and the LCC1200 series exemplifies this dedication. These converters feature high efficiency levels, effectively reducing power consumption and promoting environmental sustainability. By utilizing advanced power conversion techniques, the LCC1200 series ensures efficient energy transfer, minimizing power losses, and enhancing overall system performance. Moreover, these converters are built to withstand harsh environmental conditions, guaranteeing reliable operation even in demanding industrial settings.

Their fanless operation also makes these power supplies ideal for environments where acoustic noise or dust disturbance would be an issue

Wide operating baseplate temperature range of -40 to 85°C

Main output voltages of 24 V, 28 V, 36 V or 48 V

Their fanless operation also makes these power supplies ideal for environments where acoustic noise or dust disturbance would be an issue

Wide operating baseplate temperature range of -40 to 85°C

Main output voltages of 24 V, 28 V, 36 V or 48 V

Conduction Cooling vs. Convection Cooling

Understanding the differences between conduction cooling and convection cooling is crucial when evaluating power converters. Conduction cooling involves direct physical contact between the converter and a cooling material with high thermal conductivity. In the case of the LCC1200 series, conduction cooling allows for efficient heat dissipation, mitigating the risk of overheating and ensuring optimal performance without the need for fans, which will have a limited life and reduce reliability of a system. The converter’s design incorporates materials with excellent thermal conductivity, facilitating the transfer of heat away from critical components.

Convection cooling, on the other hand, relies on the movement of a fluid, such as air or liquid, to dissipate heat. This cooling method utilizes convection currents generated by the fluid flow to carry away heat from the converter. Various techniques can be employed for convection cooling, including heatsinks, fans, or liquid cooling systems but will require additional components and moving parts, adding to noise, cost and ultimately reduced reliability.

The choice between conduction cooling and convection cooling depends on specific application requirements and environmental factors. Conduction cooling is well-suited for applications where direct contact cooling can be implemented, ensuring efficient heat transfer. Convection cooling, with its versatility and adaptability, is often employed when heat dissipation needs to be managed across a broader system or in cases where conduction cooling may not be feasible.

LCC1200 application image examples

Technical Specifications of the LCC1200 Series

The LCC1200 series AC-DC converters boast a comprehensive set of technical specifications, further solidifying their position as a top-tier power conversion solution. Some key specifications of the LCC1200 series include:

Input voltage range

The converters support a wide input voltage range, typically spanning from 85 VAC to 264 VAC. This flexibility allows the LCC1200 series to accommodate different power sources and voltage variations.

Output power

The LCC1200 series provides a range of power options, with models available from 400 watts to 1200 watts. This wide range ensures scalability and suitability for various applications, whether they require low or high power output.


These converters offer high efficiency levels, up to 93.5%. Operating at such efficiency reduces power consumption and minimizes energy wastage, resulting in cost savings and environmental benefits.

Operating temperature

The LCC1200 series is designed to operate reliably across a broad temperature range. Many models can function in temperatures ranging from -40°C to +85°C, making them suitable for extreme operating conditions.

Protections and safety features

The LCC1200 series converters are equipped with various protection mechanisms to ensure safe and reliable operation. These features include overvoltage protection, overcurrent protection, short-circuit protection, and over-temperature protection. The integrated safeguards protect both the converter and the connected equipment, enhancing system longevity and minimizing the risk of damage.

Related Content

The LCC series of 250W and 600W conduction cooled power supplies are the ideal solution for applications where fan cooling, acoustic noise and particle ingress cannot be tolerated…


The LCC1200 series AC-DC converter series from Advanced Energy is a testament to the company’s commitment to providing efficient, reliable, and versatile power conversion solutions. With its powerful performance, high efficiency, and robust reliability, the LCC1200 series is well-suited for a diverse range of applications. Whether you require a dependable power supply for industrial machinery or need efficient energy conversion for telecommunications systems, the LCC1200 series delivers on its promises.


Understanding the differences between conduction cooling and convection cooling empowers you to make informed decisions regarding the cooling methods for your power converters. The LCC1200 series incorporates effective conduction cooling techniques, ensuring optimal heat dissipation and preventing overheating. However, when broader heat dissipation is required or conduction cooling is not feasible, convection cooling methods offer versatile solutions.


To explore the LCC1200 series AC-DC converters further and discover how they can enhance your power systems, the technical team at Relec, an authorized distributor of Advanced Energy products, will be able to talk you through your application . With our extensive expertise and reliable customer support, Relec can assist you in finding the perfect power conversion solution for your specific needs. 

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