Our oil-immersed transformers are designed for superior performance and long-term reliability. Utilizing high-quality mineral oil for effective insulation and cooling, they ensure optimal heat dissipation and operational stability. These transformers are ideal for a wide range of applications, including power distribution networks, industrial plants, and commercial facilities. Key features include high efficiency, robust construction, and extended service life. They are built to meet international safety and quality standards, guaranteeing safe and dependable power management. Perfect for your core power supply and distribution needs.
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| Rated Capacity (KVA) | Rated voltage and tapping range | Vector group | No-load Loss | On load Loss | Short-circuit Impedance | No-load Current | ||
|---|---|---|---|---|---|---|---|---|
| HV | tapping range | LV | (W) | (W) | % | % | ||
| 30 | 6 6.3 10 10.5 11 |
±5% ±2×2.5% |
0.4 | Dyn11 Yyn0 |
100 | 630/600 | 4 | 0.80 |
| 50 | 130 | 910/870 | 0.75 | |||||
| 63 | 150 | 1090/1040 | 0.75 | |||||
| 80 | 180 | 1310/1250 | 0.70 | |||||
| 100 | 200 | 1580/1500 | 0.65 | |||||
| 125 | 240 | 1890/1800 | 0.65 | |||||
| 160 | 280 | 2310/2200 | 0.60 | |||||
| 200 | 340 | 2730/2600 | 0.50 | |||||
| 250 | 400 | 3200/3050 | 0.50 | |||||
| 315 | 480 | 3830/3650 | 0.45 | |||||
| 400 | 570 | 4520/4300 | 0.45 | |||||
| 500 | 680 | 5410/5150 | 0.40 | |||||
| 630 | 810 | 6200 | 4.5 | 0.40 | ||||
| 800 | 980 | 7500 | 0.35 | |||||
| 1000 | 1150 | 10300 | 0.35 | |||||
| 1250 | 1360 | 12000 | 0.30 | |||||
| 1600 | 1640 | 145000 | 0.30 | |||||
| Rated Capacity: up to 50MVA (50000KVA) | Rated Voltage: up to 33KV | ||||||||
Oil-immersed Transformer. Features robust construction & superior mineral oil cooling for high efficiency & long service life. Ideal for industrial power systems. Compliant with IEC60076 standards. Reliable performance guaranteed.



Our transformers are securely packed in robust, custom-sized wooden crates designed for international shipping. The reinforced structure and waterproof lining ensure maximum protection against moisture and rough handling during transit. This export-standard packaging guarantees your product arrives safely and in perfect condition.



Our factory, established in 2011, specializes in the design, research and development, production, sales, and service of transformers and high- and low-voltage complete equipment sets. We have become a renowned supplier of transformer equipment both domestically and internationally, earning numerous recognitions. Our development strategy aligns with national smart grid and new energy initiatives - aiming to create prefabricated smart energy stations that integrate power transformation, distribution, charging, discharging, energy storage, photovoltaics, data centers, and 5G technologies. By innovating an AC-DC hybrid energy system, we contribute to advancing the national power industry.
Our oil-immersed transformers are certified to global standards, including ISO 9001 for quality management and CE marking. They are manufactured in compliance with IEC 60076 standards, ensuring safety, performance, and reliability for international markets. All products undergo rigorous testing. Certificates available upon request.
Oil-immersed transformers are widely used for their reliability and efficiency. They are essential in utility power grids, industrial plants, renewable energy farms, and commercial buildings. Their robust design ensures stable performance in diverse environments, providing safe and continuous power distribution for various applications worldwide.
Our manufacturing ensures top quality through a meticulous process:
This controlled process guarantees a reliable, efficient, and long-lasting transformer.
We warmly welcome your visit! See our advanced production line, from core assembly to vacuum drying and oil filling. Witness rigorous quality testing firsthand. We will showcase our technical expertise and strict quality control, ensuring you partner with a reliable manufacturer for high-performance transformers.
Thank you to everyone who visited our booth. We enjoyed showcasing our oil-immersed transformers and connecting with industry partners. The interest was tremendous! Missed us? Browse our online store or contact us to learn more about our durable power solutions.
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Yes, our professional technical department will design and provide drawings and technical data.
Yes, they have been exported to USA, Canada, Australia, Russia, Chile, Panama, Nicaragua, UAE, Saudi Arabia, Egypt, Sri Lanka, Nigeria, Iran, Vietnam, Indonesia, Singapore, Greece, Netherlands, Georgia, Romania, Ireland, India, Thailand, Pakistan, Philippines, Singapore...
Yes, we can design and manufacture as requirement.
Yes, we welcome customers visiting our factory.
Yes, we're looking for the agent all over the world, please contact us for further discussion.
Please email us about problem with pictures or a small video will be better, we will find the problem and solve it.