Product introduction

Discover the unmatched performance of our High-Efficiency 100VA Control Transformer. Crafted to excel in the rigorous demands of contemporary machine tools and mechanical systems, this transformer is perfectly suited for circuits with input voltages of 1000V and below, operating smoothly at AC 50-60Hz. With its ability to function continuously at its rated capacity, it delivers seamless power to general electrical devices, local lighting, and provides steadfast indicating power, boasting an impressive capacity reaching up to 50000VA.
· Expertly engineered to deliver optimal performance at elevations not exceeding 2000 meters;
· Designed to function flawlessly within a wide ambient air temperature spectrum of -25ºC to +40ºC, while maintaining a 24-hour average temperature not exceeding +35ºC, ensuring smooth and consistent operation.
· Ensures reliable performance with a relative air humidity of 90% or lower at +25 °C and under 50% at +40 °C, adapting to various environmental conditions.
· Constructed to thrive in environments free from harsh vibrations or shocks, and protected against rain or snow intrusion, guaranteeing consistent, dependable operation.
Specifically designed for use in non-explosive media, our transformers operate without exposure to corrosive gases or conductive dust, safeguarding metal integrity and insulation for enhanced safety and longevity.
Our transformers are crafted to cater to a wide range of capacity, voltage, and application needs, featuring diverse structures categorized into shell-encased and open-frame forms, each meticulously designed for specific uses.
With precision-engineered coils, whether double-winding or multi-winding, our transformers allow the secondary side to employ multiple taps or windings to achieve the exact voltage and capacity distribution required.
The double winding transformer coil operates with peak efficiency, where the primary current is represented as I1=Pe/U1, and the secondary current as I2=Pe/U2, ensuring superior 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 professional manufacturer with 32 years of unparalleled expertise in crafting top-tier electrical equipment. Specializing in a diverse array of products, including transformers (both dry-type and oil-immersed), voltage stabilizers, regulators, switchgear, compact substations, and frequency converters, our meticulous quality control processes ensure outstanding safety and quality. Dongliang Electric Co., Ltd. has earned a prestigious reputation both domestically and internationally, with unwavering commitment to customer satisfaction. We warmly invite you to visit our cutting-edge facilities and explore the potential for a fruitful, enduring partnership with us.
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Company Profile
Since its establishment in 1992, Dongliang Electric Co., Ltd. has consistently demonstrated unwavering dedication and expertise in the realm of medium voltage transmission and distribution electrical equipment. Boasting a formidable registered capital of 50 million RMB, we have meticulously cultivated nearly three decades of unmatched proficiency and innovation in engineering superior quality transformers. Our extensive product line includes an impressive array of transformers such as dry-type, oil-immersed, machine tool, environmental protection, control, and lighting lamp transformers. Additionally, our offerings extend to include voltage stabilizers, voltage regulators, switchgear, compact substations, frequency converters, and a diverse selection of other advanced electric devices. Our company is proudly situated in Yueqing City, Zhejiang Province, famously known as the 'Electrical Appliance Capital of China.' This prime location not only affords us breathtaking vistas of the East Sea and Oujiang River but also places us in proximity to globally acclaimed national scenic attractions. At the heart of Dongliang Electric lies an unwavering commitment to the principle of 'quality first, service foremost.' This ethos drives our enduring quest for excellence, propelling us to continuously advance and innovate, all in the pursuit of surpassing our clients' expectations. Our rigorous and thorough quality control system is meticulously crafted to safeguard the highest standards of quality and safety, establishing us as a trusted name among both domestic and international clientele. The satisfaction of our customers remains our ultimate goal, as we strive to provide the most authentic, attentive, and fulfilling service experience possible. We cordially extend an invitation for you to visit our facility and explore the opportunity to forge a long-lasting partnership with us.
Company advantage

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Packaging & Shipping
Packing standard: At Dongliang Electric Co., Ltd., we prioritize the safety and integrity of our High-Efficiency 100va Control Transformer with New Steel Sheet Core during transit. We utilize robust packaging solutions, including durable wooden cases or secure container protection, to ensure your product reaches you in perfect condition.
Q: Who are we?
A: We are Dongliang Electric Co., Ltd., a premier transformer manufacturer with an impressive legacy of 32 years. Nestled in the innovative hub of Zhejiang, China, we specialize in precision and quality in transformer production.
Q: Can your product be customized?
A: Absolutely! Our High-Efficiency 100va Control Transformer with New Steel Sheet Core can be tailored to accommodate diverse voltage, frequency, and specific demands of various countries and regions, ensuring it meets your precise requirements.
Q: How about your after-sales service?
A: At Dongliang Electric Co., Ltd., customer satisfaction is paramount. We offer a robust 20-year after-sales quality guarantee on our products, ensuring consistent support and peace of mind for our valued clients.
For any further inquiries, please don't hesitate to contact us. Our dedicated team is ready to provide you with immediate and comprehensive responses to all your questions.