Transformer, power transformer, choke coil, core for CT (wound iron core).
The material is wound into a circular shape, and after annealing, a simple rust prevention treatment is applied, which is also referred to as a ring core (wound iron core). Our unique winding method and annealing furnace maximize the performance of the material. Prototype and small lot orders are very welcome, so please feel free to contact us.
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basic information
We supply stable products through the selection of materials and processing suitable for various applications such as non-step voltage regulators, power transformers, reactors, and current transformers. Additionally, for special cores like those used in audio transformers, we can also solidify them with varnish to prevent humming. Our company does not have standard sizes for toroidal cores (wound iron cores), but we manufacture original cores tailored to the various requests of our customers. You can choose from materials such as oriented silicon steel sheets, non-oriented silicon steel sheets, and ultra-thin silicon steel sheets. We can accommodate dimensions from a minimum inner diameter of 8mm to a maximum outer diameter of 300mm, with heights ranging from 5mm to 150mm. We have production bases both domestically and internationally, and we can propose solutions tailored to client requests such as out-out and out-in configurations.
Price range
Delivery Time
※The delivery time may vary depending on the quantity, so please feel free to contact us.
Applications/Examples of results
*Applications and Usage Achievements* - Uninterruptible Voltage Regulator - Transformer - Power Transformer - Choke Coil - Pulse Transformer - Transformer for Gaming Equipment - Measuring Instruments - Various Power Applications - CT (Current Transformer) / ZCT (Zero-Phase Current Transformer) - Solar Power Generation - Audio Equipment and more Additionally, our cores (wound iron cores) are used in various fields both domestically and internationally.
Company information
Electric Core Industry is a specialized manufacturer of wound cores. We have 60 years of experience as a wound core manufacturer, and we are well-versed in the properties of various magnetic materials and the best processing methods. We also manufacture our own production equipment to realize these optimal processing methods, allowing us to produce cores of any standard and size. Currently, for customers using transformers, there are many transformer manufacturers both domestically and internationally that utilize our cores. If you wish to adopt new wound core transformers, are dissatisfied with the current quality, price, or service, want to resolve supply shortages through dual sourcing, are looking for an OEM partner, or wish to procure overseas products through established Japanese transformer manufacturers, please feel free to consult with us. We will introduce you to excellent transformer manufacturers that best meet your needs through technical provision companies and business partners. If you are involved in transformer manufacturing or sensor manufacturing, please contact us through our website. We will achieve high quality, low cost, and stable supply. http://www.e-tetushin.com/