Tanaka Electric
Tanaka Electric
In the modern era of precision electronics and high-power industrial automation, the role of Isolation Transformer Factories & Suppliers has become more critical than ever. An isolation transformer is not merely a device for voltage conversion; it is a fundamental safety component that provides galvanic isolation between the power source and the load. This prevents electric shocks, suppresses electrical noise, and protects sensitive equipment from power surges.
The global market for isolation transformers is witnessing unprecedented growth, driven by the rapid expansion of Data Centers, Medical Facilities, and Renewable Energy Infrastructure. As industries move towards Industry 4.0, the demand for "clean" power—free from harmonics and interference—has positioned isolation transformers as the backbone of reliable electrical systems.
The transition to EV charging networks and the integration of solar/wind power into the grid require robust isolation to ensure stability and safety across diverse geographical regions.
Our engineering team ensures every unit meets ISO9001 and CE certifications, providing a 1:1 ratio or custom voltage isolation that eliminates ground loops and protects personnel.
In industrial environments with heavy VFD usage, our transformers act as low-pass filters, significantly reducing total harmonic distortion (THD) and extending equipment lifespan.
From 200VA to 2500kVA, we specialize in tailoring impedance, winding materials (Copper/Aluminum), and enclosure ratings (IP20 to IP65) for specific site conditions.
The Shift to Dry-Type Technology: Globally, there is a strong preference for dry-type isolation transformers over oil-immersed units in indoor and urban settings. This is due to their fire-resistant properties, low maintenance requirements, and environmental safety. Our Cast Resin Dry-Type Transformers are leading the way in European and North American markets.
Medical Grade Isolation: In hospitals, isolation transformers are mandatory for operating rooms (Group 2 rooms) to ensure that leakage currents remain below micro-ampere levels. We provide specialized medical isolation solutions that comply with IEC 60601-1 standards.
Marine and Offshore: For the shipping industry, vibration-proof and corrosion-resistant transformers are essential. Our marine-grade units are designed to withstand the harsh salty environments of the Pacific and Atlantic trade routes, powering critical navigation and communication systems.
Renewable Energy Integration: As solar PV and wind farms expand in regions like Southeast Asia and the Middle East, isolation transformers are used to decouple the DC-to-AC inverters from the grid, preventing DC injection and protecting the utility infrastructure.
Zhejiang Tanaka Electric Co., Ltd. is a high-tech enterprise specializing in the production, research and development, and sales of transformers and related products. The company's registered capital amounts to 110 million RMB. It has a strong technical team with 15 senior engineers, over 30 intermediate technicians, and 17 senior technicians. The powerful technical strength provides a solid guarantee for the research and production of products. As of now, the company has obtained 18 patents, demonstrating its remarkable achievements in technological innovation. In addition, to better meet the diverse needs of customers, the company can also assist in purchasing other products on behalf of customers, striving to provide customers with more comprehensive and convenient services.
In recent years, the company has continuously increased investment in technical strength and modern equipment. Currently has more than 120 sets of various equipment, including CNC automatic winding machines, CNC static vacuum casting, automatic foil winding machines, and microcomputer-controlled gradient curing furnaces.
| Business Type | Manufacturer |
|---|---|
| Product Range | Transformers, Power Distribution Equipment |
| Total Employees | 201~500 |
| Year Established | 2005 |
| Certificates | ISO9001, ISO14001, CE, CCC |
Formulated strict and perfect quality management standards. From raw material procurement and incoming inspection, production, finished product inspection and warehousing, finished product delivery, to installation and other links, all implement strict monitoring processes. Ensure that each process passes layer by layer, eliminate the outflow of unqualified products, and incorporate the pursuit of "zero defects" into every detail.
The company always follows the business philosophy of "technology-oriented, service-first, integrity-based". Adhere to taking customer interests as its own responsibility, pay attention to product R&D investment, and strictly operate in accordance with the ISO9001 quality management system standard. Pragmatic, innovative and progressive, we provide customers from all walks of life with high-quality products that meet the characteristics of each region and perfect solutions for transformers.
Our transformers utilize a physical separation between the primary and secondary windings. By transferring energy through an electromagnetic field rather than a direct electrical connection, we eliminate the path for DC leakage and high-frequency noise. This is vital for CNC machines and robotic arms where signal integrity is paramount.
To further enhance performance, we offer optional electrostatic shields (Faraday shields) between windings. This reduces inter-winding capacitance, effectively shunting common-mode noise to the ground before it can reach sensitive load electronics.
Using Class H or Class F insulation materials, our dry-type transformers are designed to operate at high temperatures without degradation. Integrated temperature sensors and cooling fans (for larger kVA units) ensure stable operation even in the peak of summer in tropical climates.
