Product introduction

Introducing the Extraordinary 220V Control Transformer, a true marvel of advanced engineering excellence. With an astounding capacity of up to 50,000VA, this expertly crafted transformer is designed to handle input voltages soaring as high as 1000V within AC 50-60Hz circuits. Meticulously engineered, it promises exceptional performance even under demanding conditions. Its unparalleled versatility ensures it serves as a steadfast control power supply for an extensive range of machine tools and mechanical equipment. Whether it be for general electrical appliances, targeted lighting applications, or indicator power sources, our 220V Control Transformer emerges as the ultimate choice, providing reliable and consistent performance across diverse applications.
· Perfectly suited for environments where altitude does not exceed 2000 meters, guaranteeing peak performance and efficiency;
· Designed with precision to function optimally in ambient temperatures ranging from a crisp -25ºC to a soothing +40ºC, while ensuring a 24-hour average that never exceeds +35ºC, thereby assuring unwavering reliability.
· Engineered to maintain excellence in conditions where air relative humidity remains below 90% at +25°C, and stays under 50% at +40°C, preserving performance integrity.
· Constructed to endure in environments devoid of harsh vibrations or shocks, along with enhanced protection against exposure to rain or snow, ensuring long-term durability and resilience.
Skillfully designed for use in settings free from explosion hazards, with safeguards against the presence of gases or conductive dust that may corrode metals or compromise insulation integrity, protecting your valuable applications.
Our transformers are expertly tailored to meet a wide spectrum of capacity, voltage, and application requirements, offering an array of structural designs. Typically available in encapsulated and open-shell configurations, they deliver the adaptability and unwavering reliability essential for a diverse range of applications.
Boasting transformer coils with either double or multiple windings, each unit is furnished with secondary windings comprising multiple taps or independent coils. This ensures precise voltage and capacity distribution, meticulously tailored to your specific needs.
The precise calculation for the double-winding transformer coil is as follows: primary current I1 = Pe/U1, secondary current I2 = Pe/U2, offering detailed insights into electrical performance.
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 take immense pride in being a professional manufacturer with an illustrious 32 years of unmatched expertise in the electric equipment manufacturing industry. Our specialization encompasses a wide array of products, including both dry-type and oil-immersed transformers, voltage stabilizers, regulators, switchgear, compact substations, frequency converters, and beyond. Our rigorous quality control standards ensure an exceptional level of safety and excellence, garnering us a prestigious reputation both domestically and internationally. We remain steadfastly committed to customer satisfaction, consistently striving to deliver authentic, precise, and highly rewarding services. We warmly invite you to visit our state-of-the-art facility and explore the abundant opportunities for partnership with us.
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Company Profile
Established with remarkable foresight and unwavering determination in 1992, Dongliang Electric Co., Ltd. stands as a paragon of excellence with a formidable registered capital of 50 million RMB, alongside nearly three illustrious decades of unparalleled mastery in the manufacturing of medium-voltage transmission and distribution electrical equipment. As a beacon of innovation and reliability, our expertise shines through a comprehensive array of transformers, encompassing dry-type, oil-immersed, machine tool, environmental protection, control, and lighting lamp transformers. Our expansive product line further extends to include high-performance voltage stabilizers, precise voltage regulators, efficient switchgear, compact substations, advanced frequency converters, and an array of cutting-edge electrical equipment. Nestled strategically in the vibrant heart of Yueqing City, Zhejiang Province, famously known as the 'Electrical Appliance Capital of China', our esteemed company enjoys a prime location, bordered by the serene East Sea to the south and breathtaking national scenic wonders to the north. Upholding our steadfast principle of 'quality first, service first', we are relentlessly committed to continual enhancement and pioneering innovation, striving ceaselessly to surpass our customers' expectations. Our rigorous and meticulous quality control system guarantees zero defects and zero complaints, securing us a stellar reputation that resonates both domestically and internationally. Customer satisfaction remains our ultimate goal, and we are devoted to providing genuine, thoughtful, and thoroughly satisfactory service. We warmly invite you to visit our state-of-the-art factory and explore the potential for a lasting partnership with us.
Company advantage

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Packaging & Shipping
Packing Standard: Elevate your expectations with our outstanding packaging solutions. We employ robust wooden cases combined with secure container protection, ensuring your product arrives not just safely but in pristine condition, primed for immediate use and display.
Q: Who are we?
A: We are Dongliang Electric Co., Ltd., a trailblazer in the field of transformers. With over three decades of industry-leading experience, our rich heritage of 32 years in professional transformer production is deeply embedded in Zhejiang, China, where we meticulously craft each product to perfection.
Q: Can your product be customized?
A: Certainly! Our product epitomizes adaptability, offering unrivaled customization options. Whether you require voltage adjustments, frequency modifications, or unique transformer specifications, we tailor our offerings to meet the diverse demands of various countries and regions, ensuring perfect alignment with your specific needs.
Q: How about your after-sales service?
A: Our commitment to excellence extends well beyond the point of sale, offering an extraordinary 20-year after-sales quality guarantee. Rest assured with peace of mind and satisfaction, knowing that our support is steadfast and unwavering long after your purchase.
Have more questions? We are eager to assist! Contact us anytime to experience our swift and attentive customer service. We are dedicated to delivering prompt and personalized support, ensuring all your inquiries are thoroughly addressed.