Nihon Kōdenki Co., Ltd. Case Study Collection.
Nichiko Electric Co., Ltd. (Design, manufacturing, and sales of small lots of transformers/coils/reactors starting from one unit) Sendai Sales Office (Snow melting (road heating, floor heating, electrical materials))
Manufacturing tailored to customer specifications. Proven track record in a wide range of fields, including semiconductor manufacturing equipment, medical devices, broadcasting equipment, and automotive-related products.
■ Production Range for Large Items Single-phase Transformer: Up to 150kVA (50/60 Hz) Three-phase Transformer: Up to 200kVA (50/60 Hz) Reactor: Equivalent to up to 50kVA *1 Shape: Can be discussed separately *2 High current reactor (300A to 1500A) Responds with copper bar winding (maximum 2P 0.5t to 1.2t-300w) *3 Products for harmonic countermeasures are also available ◎ High Current Transformers 【Features】 - Supports up to 3000A using stack coils - Insulation type: H type compatible - RoHS compliant ◎ Reactors 【Features】 - Copper bar winding for high-frequency compatibility, achieving miniaturization - Available in 2-leg, 3-leg, and 5-leg types - Insulation type: H type compatible - RoHS compliant ■ Cut Core Production Range Single-phase Type Core Size: CS6.3 to CS2500 : SL1700 to SL7500, etc. Three-phase Type Core Size: SE201 to SE215, etc. ■ NCW Transformers 【Features】 - Low cost, high insulation - Storage space reduced by about half - Significant reduction in device weight - Improved work efficiency - Significant reduction in standby power consumption
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basic information
Since April 1, 2022, our headquarters and factory have adopted 100% renewable energy electricity. The products of Nikkou Electric are powered by CO2-free electricity. At Nikkou Electric, we consistently handle everything from the design to the manufacturing and sales of transformers, coils, and reactors in accordance with our customers' specifications. We offer a wide range of transformers, including compact and energy-efficient NCW transformers, complex toroidal transformers, large commercial transformers, and large reactors (copper strip wound) used in solar and wind power generation. If you have any concerns regarding transformers, coils, or reactors, please feel free to consult with Nikkou Electric. We will propose the optimal transformer through discussions with our customers. In addition to manufacturing transformers, we also undertake the assembly of power-related unit products. Please do not hesitate to reach out for a consultation.
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There is a proven track record of adoption in a wide range of fields, including semiconductor manufacturing equipment, medical devices, broadcasting equipment, and vehicle-related applications. - FA equipment (machine tools) - Uninterruptible power supply (UPS) - Power conditioners - Air conditioning equipment - Electric vehicle (EV) fast chargers - Railways and ships There is a significant track record of adoption in natural energy generation, including solar power and wind power.
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At the TECHNO-FRONTIER 2025 Power System Exhibition, we were fortunate to connect with many people this year. Thank you to everyone who visited us. - Nikkou Electric's new base, Satellite Akiba (Tokyo, Akihabara), opened in February 2024. We aim to create a facility that connects our sales team, factory technology, and the web in real-time to propose the most suitable transformers to our customers. If you have any issues regarding transformers, coils, or reactors, please feel free to consult Nikkou Electric. We will propose the optimal transformer through discussions with our customers.