In the power electronics sector, efficiency upgrades are only valuable if they come with long-term reliability. For engineering teams deploying hardware in rugged industrial, defense, and mission-critical medical settings, understanding component-level validation data through JEDEC, EPSMA, and PSMA frameworks is the ultimate way to de-risk a project.

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Powerbox announces an agreement to transfer ownership to Hypax, marking the next step in the company’s long-term growth while ensuring full continuity for customers and partners.

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Reliable power systems for harsh environments require more than standard power conversion. Discover how PRBX ruggedized AC/DC and DC/DC power platforms support stable operation in defense, transportation and industrial applications exposed to vibration, thermal stress, unstable voltage and demanding operating conditions.

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New higher‑voltage variants of COSEL’s HFA3500TF series extend output up to 300 VDC, giving designers greater flexibility to build compact, scalable high‑voltage systems with up to 1000 VDC using series configurations.

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Powerbox is committed to powering a more sustainable future by reducing environmental impact across our entire value chain. Grounded in a five-pillar framework, we are engineering smarter, more compact power solutions to achieve a 20% reduction in emissions by 2030.

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Discover how power decisions shape system success. Learn why a system-level approach to power architecture reduces risk and strengthens long-term performance.

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Modern defense, industrial automation and transportation systems often operate where traditional power supplies fall short, requiring silent, reliable, fan-free solutions that withstand dust, shock, vibration, temperature swings and 24/7 operation.

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Diamond is showing potential to outperform both silicon and wide band gap semiconductors in power electronics.

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Wide band gap (WBG) semiconductors like gallium nitride (GaN) advance power electronics with higher efficiency, faster switching, and greater power density, though adoption faces challenges.

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In a world increasingly shaped by the urgent need for climate action and social responsibility, PRBX (Powerbox) is a shining example of how industrial technology companies can lead with purpose. From the very beginning, PRBX has embedded sustainability into its core mission—not just as a corporate responsibility, but as a foundational pillar of its innovation and long-term strategy.

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COSEL has just unveiled the full-brick DCS1400B, an incredibly robust, high-efficiency, high-voltage DC/DC converter (HVDC converter) delivering up to 1400W, that is perfect for harsh environments and rugged applications.

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For over five decades, our company has specialized in designing power supplies for challenging applications, honing our expertise through this extensive experience.

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On April 30, 2024, COSEL Co. (COSEL), Ltd. entered into a capital and business alliance agreement with LITE-ON TECHNOLOGY CORPORATION (LITEON) and has been promoting business collaboration under the joint vision of COSEL and LITEON to “Become a Worldwide Leading Brand in Standard Power Solution.”

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For the power designer, any new technology that improves performance while making products smaller and more energy efficient is a very exciting concept — we’re talking holy grail territory.

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PRBX latest White Paper: “Ecodesign, Reuse, Repair, Prolonging Lifetime and New Technology – Is it the new paradox?”

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COSEL Co, Ltd (6905: Tokyo) today announced the launch of the HFA3500TF, a low-profile 3-phase, 3-wire 3500W AC/DC enclosed power supply design optimized for industrial equipment such as semiconductor manufacturing, laser processing machines and robotics.

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COSEL Co, Ltd (6905: Tokyo) has announced the launch of the PDA series of AC/DC power supplies with further enhanced reliability for industrial applications.

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COSEL Co, Ltd (6905: Tokyo) today announced the launch of a new generation of highly compact power supplies for industrial applications, the TE series.

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Powerbox, one of Europe’s largest power supply companies and a leading force for four decades in optimizing power solutions for demanding applications, has announced the release of its new ruggedized 1200W AC/DC power supply for ground based defense applications and harsh industrial environments.

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COSEL Co, Ltd (6905: Tokyo) today announced its open-frame high power density, 700W, 3×5 inch power supply optimized for efficient cooling for use in demanding medical and industrial applications has been shortlisted at the prestigious Elektra Awards.

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Cosel Co, Ltd (6905: Tokyo) today announced the addition of a 3000W AC/DC enclosed power supply with an adjustable output voltage from 100VDC to 350VDC for industrial applications requiring a fast output voltage response.

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COSEL Co, Ltd (6905: Tokyo) today announced the launch of the HCA3500TF, a fanless 3-phase / 3-wire 3500W AC/DC enclosed power supply, design optimized for industrial equipment such as high-frequency amplifiers, laser processing machines and robotics.

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COSEL Co, Ltd (6905: Tokyo) today announced the introduction of its new open-frame high power density, 700W, 3×5 inch power supply optimized for efficient cooling for use in demanding medical and industrial applications.

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COSEL Co, Ltd (6905: Tokyo) today announced the launch of three new DIN Rail AC/DC power supplies for industrial applications.

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COSEL Co, Ltd (6905: Tokyo) today announced the introduction of 800W free-air convection cooling power supplies, the AEA800F series.

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COSEL Co, Ltd (6905: Tokyo) today announced the addition of a new series of high isolation 6W DC/DC converters for medical, industrial and ICT applications.

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Powerbox has announced the release of the 1200W rated OFI1200A AC/DC power supply for industrial applications.

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Cosel Co, Ltd (6905: Tokyo) today announced the addition of two open frame compact power supplies for demanding industrial applications to its LHA series.

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Powerbox has announced the release of a new 700W power supply for industrial applications, the OFI700A. Optimized for conduction cooling, the OFI700A delivers high performance levels across a baseplate temperature range of -40 to +95 degrees C, without the use of a fan.

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COSEL Co, Ltd (6905: Tokyo) today announced the introduction of 1,000W free-air convection cooling power supplies, the AEA1000F series.

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