Product introduction

Discover unparalleled energy efficiency and the limitless versatility of our premier High-Quality 100VA Control Transformer. This transformer, marked by its cutting-edge New Silicon Steel Sheet Core, is meticulously engineered to meet the high demands of modern machinery and advanced mechanical systems. It stands as the ultimate choice for circuits demanding input voltages up to 1000V, executing with flawless precision at AC frequencies between 50-60Hz. It is intricately crafted to ensure seamless performance at its rated capacity, effortlessly energizing a diverse array of general electrical appliances, localized lighting networks, and steadfast power indicators with an extraordinary capability extending up to an impressive 50000VA.
· Flawlessly designed to sustain optimal performance at remarkable altitudes up to 2000 meters, ensuring efficiency remains consistently high;
· Expertly crafted to operate with flawless precision across an expansive ambient air temperature spectrum from -25ºC to +40ºC, maintaining a 24-hour average temperature cap of +35ºC, ensuring smooth, reliable, and consistent operation;
· Maintains exceptional efficiency with relative air humidity below 90% at +25°C and under 50% at +40°C, ensuring reliable performance even in diverse environmental conditions;
· Meticulously constructed to withstand environments free from severe vibrations and shocks, and protected against rain or snow intrusion, guaranteeing dependable, uninterrupted operation at all times;
Our transformers are designed with the utmost expertise for deployment in environments devoid of explosion risks, functioning perfectly without the interference of corrosive gases or conductive dust, thereby ensuring supreme safety and an extended operational lifespan;
Our transformers are meticulously crafted to accommodate a broad spectrum of capacity, voltage, and application specifications, featuring an extensive range of structural designs. These include shell-encased and open-frame configurations, each intricately tailored for diverse specialized applications.
Our transformer coils are available in both double-winding and multi-winding arrangements, precision-engineered to empower the secondary side to utilize multiple taps or windings, enabling precise voltage and capacity distribution tailored to specific operational needs.
The double winding transformer coil is expertly designed to operate with remarkable efficiency, where the primary current is calculated as I1=Pe/U1, and the secondary current as I2=Pe/U2, facilitating optimal energy conversion and distribution.
Apply |
Mines, oil fields, subways, power plants, schools, hospitals, commercial centers, high-rise buildings |
Installation height |
The altitude does exceed 1000m |
The waveform of the power supply voltage |
similar to a sine wave |
Dongliang Electric Co., Ltd. stands as a beacon of professional manufacturing excellence, showcasing 32 years of unparalleled expertise in the production of electrical equipment. Our specialization encompasses a comprehensive range of products, including dry-type and oil-immersed transformers, voltage stabilizers, regulators, switchgear, compact substations, and frequency converters. Our unwavering commitment to rigorous quality control ensures exceptional safety and quality. Dongliang Electric Co., Ltd. has earned a prestigious reputation on both domestic and international platforms, with a steadfast commitment to customer satisfaction. We warmly invite you to explore our state-of-the-art facilities and uncover the potential for a mutually beneficial and enduring partnership.
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Company Profile
In the illustrious year of 1992, the esteemed Dongliang Electric Co., Ltd. commenced its remarkable journey, proudly backed by an impressive registered capital of 50 million RMB. With nearly three decades of unmatched expertise under our belt, we have ascended to be a distinguished beacon in the realm of medium voltage transmission and distribution electrical equipment manufacturing. Our esteemed specialization encompasses a diverse and cutting-edge spectrum of transformers, including the innovative dry-type, robust oil-immersed, precision machine tool, eco-conscious environmental protection, versatile control, and efficient lighting lamp transformers. Our extensive product portfolio is gracefully broadened by the inclusion of superior voltage stabilizers, adaptive voltage regulators, advanced switchgear, sophisticated compact substations, and cutting-edge frequency converters, all accompanied by a comprehensive array of electric devices. Nestled in the strategic heart of Yueqing City, Zhejiang Province-celebrated as the 'Electrical Appliance Capital of China'-our headquarters enjoy picturesque vistas of the majestic East Sea and Oujiang River to the south, with the north graced by globally acclaimed national scenic wonders, forming an idyllic backdrop for our operations. At the core of Dongliang Electric beats the unwavering philosophy of 'quality first, service foremost,' powering our relentless pursuit of excellence, continuous refinement, and bold innovation to not only meet but exceed customer expectations. We have rigorously designed an exhaustive quality control system to uphold the highest standards of quality and safety, which has cemented our esteemed reputation among our cherished domestic and international clients. Customer satisfaction remains our steadfast mission, and we are passionately dedicated to delivering an authentic, attentive, and gratifying service experience like no other. We warmly invite you to explore our state-of-the-art facility and eagerly anticipate establishing a lasting partnership with you, filled with mutual growth and success.
Company advantage

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Packaging & Shipping
Packing standard: At Dongliang Electric Co., Ltd., we are steadfast in upholding the integrity of your purchase with our top-tier packaging strategies. Utilizing only the most durable wooden cases or highly secure container solutions, we guarantee that our Superior High-Performance Transformer with New Silicon Steel Sheet Core reaches you in flawless condition. Our packaging not only protects but also preserves the unparalleled quality of our product throughout its journey to your doorstep.
Q: Who are we?
A: Dongliang Electric Co., Ltd. stands as a beacon of excellence in the transformer industry. With over three decades of experience, we pride ourselves on our unparalleled expertise in crafting high-performance transformers. Situated in the tech-forward region of Zhejiang, China, we continue to lead and innovate, ensuring our place as your reliable partner in transformer solutions.
Q: Can your product be customerized?
A: Without a doubt! At Dongliang Electric Co., Ltd., we understand the diverse demands for voltage, frequency, and transformers around the globe. Our Superior High-Performance Transformers are designed with full customization capabilities, allowing them to be precisely configured to meet your exact specifications, delivering peak performance regardless of the environment or unique needs.
Q: How about your after-sales servic?
A: At Dongliang Electric Co., Ltd., your satisfaction is our top priority, which is why we offer an exceptional 20-year after-sales service commitment. Our dedicated team is ready to provide unwavering support, ensuring that your experience with our products remains flawless and exceeds expectations, offering you peace of mind and unyielding confidence in our reliability.
For more questions, please feel free to reach out. Contact us and receive an immediate response.