April 12


Cincon Releases LFM420S Series, New 420W Fanless 1 inch Low Profile Power Supply

The introduction of the LFM420S Series marks a groundbreaking advancement in the realm of power supply, featuring an impressive 420W output power packed into a compact 5” x 3.29” x 1” frame. Designed with a semi-potted chassis and baseplate-cooled configuration, this series epitomizes innovation, delivering outstanding performance across diverse settings. Its slim 1-inch profile renders it a powerful yet space-efficient solution, while its wide-ranging input compatibility spanning from 85~264Vac and 120~370Vdc ensures adaptability across a myriad of applications. Offering a range of output voltages including 12V, 15V, 24V, 28V, 30V, 36V, 48V, and 54V, the LFM420S Series caters comprehensively to the needs of various industries.

Moreover, it is engineered to function flawlessly at altitudes of up to 5000m, addressing the requirements of high-altitude operations. Additionally, boasting Over Voltage Category approvals of OVC III (2000m) & OVC II (5000m), this series guarantees reliability and safety even in demanding environments.

Exceptional Performance:

A standout feature of the LFM420S Series is its remarkable power density of 25W per cubic inch, establishing a new benchmark for efficiency and compactness. What's even more impressive is its fanless operation, capable of sustaining 350W with an external baseplate measuring 24.8cm x 48cm x 0.12cm, and 280W without, ensuring consistent performance without compromising on noise levels or cooling effectiveness. Furthermore, the LFM420S operates reliably across a broad case temperature range from -40°C to +85°C. With efficiency rates reaching up to 94.5%, this series revolutionizes reliability and energy conservation in power supply solutions.

Full Protections:

The design of the LFM420S Series prioritizes safety and protection as fundamental elements. Featuring an array of robust safeguards such as Over Temperature Protection, Over Voltage Protection, and Continuous Short Circuit Protection, this series guarantees the durability and dependability of linked systems. Endorsed by approvals from IEC/EN/UL 62368-1 and adhering to EN 55032 and CISPR/FCC Class B standards, users can rely on the safety and integrity of their operations.


The versatility of the LFM420S Series spans a wide spectrum of industries and environments. From industrial settings to telecom infrastructure, network installations, IPC, battery storage, drones, ROV, substations, marine applications, and even harsh environments for robotics, this series showcases its adaptability and resilience. Whether it's powering kiosks, enabling telecommunications, or driving innovations in robotics, the LFM420S Series is poised to meet the challenges of modern technology.

In summary, the LFM420S Series signifies a paradigm shift in power supply solutions, blending state-of-the-art technology with unmatched performance and reliability. With its compact design, outstanding efficiency, and robust safety features, this series lays the foundation for progress across various industries and applications.


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