Diode stack equipped with in-house manufactured devices that supports the safe operation of railways.
In the railway industry, the reliability of electrical systems is crucial for ensuring safety. In particular, emergency power supply and the stable operation of signal systems are essential for accident prevention. Diode stacks play an important role in these systems by preventing current backflow and rectifying power, thus supporting safe operations. Our proprietary diode stacks equipped with in-house devices contribute to the reliability improvement of railway systems. 【Usage Scenarios】 - Emergency power supply systems - Signal systems - Various power supplies 【Benefits of Implementation】 - Improved system reliability - Enhanced safety - Stable power supply
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【Features】 - A wide range of products for backflow prevention, droppers, single-phase full-wave rectification, and three-phase full-wave rectification. - Supports a wide current rating from 45A to 200A. - Custom solutions available. 【Our Strengths】 The gel system focuses on "control" and "energy saving," providing high-quality products at low cost. We support our customers' businesses through the development and manufacturing of various control devices, including diode modules.
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- Various power supply devices - Various power generation devices - Motor control devices - Welding machines - Various energy storage devices
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Gel System Co., Ltd. is engaged in the development of high-quality products at low cost. Focusing on our flagship product, the "Solid State Relay," we develop and manufacture control devices such as "Diode Modules" and "Thyristor Modules," and we are also committed to environmental products like "Electronic Breakers" and "Remote Monitoring Devices." Naka and Company, Inc. is a company that designs, manufactures, and sells crystal oscillators and crystal resonators. Through our unique frequency multiplication circuit technology and low harmonic removal technology, we provide high-frequency crystal oscillators that achieve stable oscillation and low phase noise without the need for precision processing of crystals (such as etching). Since July 2014, Naka and Company, Inc. has become a 100% subsidiary of Gel System Co., Ltd., joining the Gel Group. Naka and Company will continue to strive to be of service to everyone, and we ask for your continued support and cooperation.





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