Product introduction

Experience the pinnacle of efficiency and versatility with our distinguished High-Quality 100VA Control Transformer. This cutting-edge product features the groundbreaking New Silicon Steel Sheet Core, meticulously designed to meet the demanding requirements of modern machine tools and intricate mechanical systems. As the premier choice for circuits with input voltages up to 1000V, it operates seamlessly at AC frequencies of 50-60Hz. Expertly constructed to deliver continuous, full-capacity performance, it powers an extensive array of general electrical appliances, local illumination systems, and steadfast power indications with an impressive capacity of up to 50000VA.
· Precisely engineered to maintain peak performance even at remarkable altitudes up to 2000 meters, ensuring that efficiency remains unparalleled;
· Designed to function seamlessly across a wide ambient air temperature range from -25ºC to +40ºC, with a 24-hour average not exceeding +35ºC, guaranteeing consistent, reliable, and flawless operation;
· Sustains extraordinary efficiency with relative air humidity under 90% at +25 °C and below 50% at +40 °C, ensuring robust performance in varied environmental conditions;
· Expertly constructed to withstand environments devoid of harsh vibrations or shocks, shielded against rain or snow, ensuring reliable and uninterrupted operation at all times;
Our transformers are expertly designed for use in environments free from explosion hazards, operating smoothly without the impact of corrosive gases or conductive dust that could threaten metal integrity or insulation, ensuring maximum safety and longevity;
Our transformers are expertly crafted to fulfill a variety of capacity, voltage, and application needs, showcasing a diverse array of structural designs. These include shell-encased and open-frame forms, each meticulously tailored to serve specific, specialized applications.
Our transformer coils are available in both double-winding and multi-winding configurations, precisely engineered to enable the secondary side to utilize multiple taps or windings, allowing for precise voltage and capacity distribution tailored to specific operational requirements.
The double winding transformer coil is innovatively designed to operate with exceptional efficiency, calculating primary current as I1=Pe/U1 and secondary current as I2=Pe/U2, to optimize 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 |
We are a leading professional manufacturer, showcasing 32 years of unparalleled expertise in crafting electrical equipment. Our specialization encompasses a broad spectrum 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 outstanding quality. Dongliang Electric Co., Ltd. has earned a prestigious reputation both domestically and internationally, with a steadfast focus on customer satisfaction. We warmly invite you to explore our cutting-edge facilities and discover the potential for a mutually beneficial and enduring partnership.
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Company Profile
In the illustrious year of 1992, Dongliang Electric Co., Ltd. embarked on its remarkable journey of innovation and success, fortified with an impressive registered capital of 50 million RMB. With nearly three decades of unmatched expertise, we have ascended as a luminous beacon in the medium voltage transmission and distribution electrical equipment manufacturing arena. Our esteemed specialization encompasses a diverse and wide 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 further graced by superior voltage stabilizers, adaptive voltage regulators, advanced switchgear, sophisticated compact substations, and cutting-edge frequency converters, alongside a comprehensive array of electric devices. Our strategic headquarters reside in the esteemed Yueqing City, Zhejiang Province, a place celebrated as the 'Electrical Appliance Capital of China.' This prime location offers stunning views of the East Sea and the Oujiang River in the south, while the north is adorned with globally acclaimed national scenic wonders, forming a picturesque setting for our operations. At the core of Dongliang Electric is an unyielding dedication to 'quality first, service foremost,' a philosophy that drives our relentless pursuit of excellence, ongoing refinement, and audacious innovation to exceed customer expectations. We have meticulously designed an exhaustive quality control system to ensure the highest standards of quality and safety, cementing our esteemed reputation among our cherished domestic and international clients. Customer satisfaction is our steadfast mission, and we are passionately devoted to delivering the most authentic, attentive, and gratifying service experience imaginable. We warmly invite you to explore our state-of-the-art facility and look forward with great enthusiasm to establishing a lasting partnership with you.
Company advantage

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Packaging & Shipping
Packing standard: At Dongliang Electric Co., Ltd., we are committed to safeguarding the integrity of your purchase with our premier packaging solutions. By employing only the most resilient wooden cases or ultra-secure container options, we ensure that our High-Performance Transformer with New Silicon Steel Sheet Core arrives in pristine condition. Our meticulously crafted packaging not only shields but also maintains the exceptional quality of our product, ensuring it is preserved and protected throughout its entire journey to your doorstep.
Q: Who are we?
A: Dongliang Electric Co., Ltd. is a distinguished leader in the transformer industry. With over 30 years of profound experience, we have refined our craft in producing high-performance transformers. Nestled in the innovative hub of Zhejiang, China, we continuously spearhead advancements and maintain our stature as your dependable partner in transformer solutions.
Q: Can your product be customerized?
A: Absolutely! At Dongliang Electric Co., Ltd., we recognize the diverse global demands for voltage, frequency, and transformer specifications. Our High-Performance Transformers boast full customization capabilities, enabling them to be tailored precisely to your specific requirements, ensuring optimal performance in any setting or unique application.
Q: How about your after-sales servic?
A: At Dongliang Electric Co., Ltd., your satisfaction is our utmost priority. That's why we provide a remarkable 20-year after-sales service pledge. Our devoted team stands ready to deliver unwavering support, guaranteeing your experience with our products is consistently seamless and surpasses all expectations. Rest assured with the peace of mind and steadfast confidence in our unwavering reliability.
For further inquiries, please do not hesitate to contact us. Reach out and receive an immediate response.