Gaonhae Co., Ltd. is a transformer manufacturer led by CEO Choi Jae-kyung. It is located at 124-32 Dongsan Industrial Complex-ro, Eunjin-myeon, Nonsan-si, Chungnam, and its main business is the manufacturing of transformers and transformer accessories. Established in December 2018, it is a small and medium-sized enterprise operating with 17 employees.

"Gaonhae Co., Ltd. is a company composed of professional personnel with over 20 years of extensive practical experience and know-how in various fields such as design, development, production, and testing. As a specialized manufacturer of special transformers that maximize the safety and efficiency of power systems, it possesses proprietary patented technology that fundamentally blocks the generation of circulating current, a major cause of fire and explosion accidents."

Business Areas

• Manufacturing and Supply of Special Transformers: Manufactures and supplies high-safety special transformers to corporate customers who prioritize the safety of power infrastructure. Key clients include Korea Electric Power Corporation (KEPCO), large construction companies, and plant engineering firms.
• Manufacturing of Transformer Accessories: Manufactures various transformer-related accessories to enhance the completeness of transformer systems and support stable operation.
• Engineering and Consulting: Provides transformer-related technical engineering and consulting services to help customers solve problems and build efficient systems.

Products

• Oil-Immersed Transformers for Distribution and Power: Produces various types of oil-immersed transformers used in power distribution and power supply systems. Develops products that enhance power efficiency, such as high-efficiency amorphous pole-mounted transformers.
• 3-Phase Transformers for Preventing Circulating Current Generation: Manufactures 3-phase transformers that fundamentally block the generation of circulating current by applying proprietary patented technology. This significantly contributes to improving the safety of power systems.
• Ultra-Slim Pad-Mounted Transformers and Low-Profile Transformers: Provides space-efficient transformers optimized for various installation environments in urban and industrial sites. In particular, low-profile transformers help improve urban aesthetics and alleviate inconvenience for pedestrians.

Special Notes

• Experienced Professional Workforce: Composed of professional personnel with over 20 years of extensive practical experience and know-how in various fields such as design, development, production, and testing.
• Proprietary Patented Technology: Possesses proprietary patented technology that fundamentally blocks the generation of circulating current, thereby boasting the industry's highest level of safety.
• Innovative Product Lineup: Develops innovative products that maximize space efficiency, such as ultra-slim pad-mounted transformers and low-profile transformers, to meet diverse customer needs.

💡 A Word from JobPloy
Gaonhae Co., Ltd. is a company where experts with over 20 years of experience in transformer manufacturing gather. If you apply to this company as a foreign worker, there is a high possibility that you will perform duties related to transformer manufacturing processes, quality control, or related technology development. Since precise work and adherence to safety regulations are important, it will be a good opportunity if you have relevant experience or a willingness to learn. You can grow with the company through skill acquisition and continuous effort.