We stand as a professional and leading manufacturer of pad-mounted transformers, offering units with high voltages of up to 44kV and ratings of up to 10MVA. The pad-mounted transformers are fully certified by UL, ensuring adherence to stringent quality standards. With extensive experience in North American projects, we are proficient in ANSI/IEEE, CSA, DOE, and other standards, as well as local laws and regulations. Thousands of pad-mounted transformers are exported to the United States and Canada every year, providing robust support for hundreds of projects. Additionally, we specialize in providing customized pad-mounted transformer solutions tailored to meet the unique requirements of your project.
Loop feed Transformers have six high voltage bushings (H1A, H2A, H3A, H1B, H2B, and H3B). There are two bushings for each phase. It allows customers to connect all of their transformers in a loop configuration. This also allows customers to bring two feeds to the transformer. A four position switch can be used to switch between the A feed and the B feed.
Radial feed Transformers have three high voltage bushings (H1, H2, and H3). There is one bushing for each phase to allow for the incoming high voltage cables. On Wye and Grounded Wye connected Transformers, there will also be an H0 bushing.
Our Liquid-Filled Loop Feed Pad Mounted Transformer is designed and tested in accordance with industry standards including CSA, ANSI C.57, DOE, and IEEE as applicable.
Our Liquid-Filled Radial Feed Pad Mounted Transformer is designed and tested in accordance with industry standards including CSA, ANSI C.57, DOE, and IEEE as applicable.
| Rated Capacity (kVA) | No-load Loss (kW) | Load Loss (kW) | No-load Current (%) | Impedance Voltage (%) | Dimension (LxWxH) (mm) | Total Weight (kg) |
|---|---|---|---|---|---|---|
| 100 | 200 | 1500 | 0.65 | 4.0 | 1180x1355x1735 | 729 |
| 150 | 280 | 2200 | 0.60 | 1830x1375x1735 | 989 | |
| 200 | 340 | 2600 | 0.50 | 1830x1375x1735 | 1195 | |
| 250 | 400 | 3050 | 0.50 | 1830x1405x1735 | 1355 | |
| 315 | 480 | 3650 | 0.45 | 1830x1425x1735 | 1415 | |
| 400 | 570 | 4300 | 0.45 | 1830x1435x1805 | 1675 | |
| 500 | 680 | 5150 | 0.40 | 1830x1445x1860 | 1905 | |
| 630 | 810 | 6200 | 0.40 | 4.5 | 1830x1445x1860 | 2165 |
| 800 | 980 | 7500 | 0.35 | 1830x1490x1860 | 2755 | |
| 1000 | 1150 | 10300 | 0.35 | 1830x1675x2005 | 3235 | |
| 1250 | 1360 | 12000 | 0.30 | 2100x1845x2035 | 4905 | |
| 1600 | 1640 | 14500 | 0.30 | 2100x1885x2135 | 5835 |
Packaging: Wooden case or according to client's requirements. Packaging: Wooden case or nude packing according to client's requirements. The requirements for the making and reinforcement of packing boxes, we strictly apply to international standards.
Customer-oriented Worry free after-sales service
We are a professional manufacturer of transformers which can produce Single phase transformer. Three-phase transformer, Pad mounted transformers, Dry transformer, Distribution transformer and High voltage transformer of 69KV and above. It can meet IEEE/ANSI/DOE/CSA and IEC standards. Moreover, we have nearly 20 years of export transformer manufacturing experience. Our transformers have at least two-year warranty. OEM and ODM accepted.
Our company has more than 50 engineers and technical personnel. More than 1000 employees, covering an area of 240,000 square meters. we have 6 branch Branch factories. Cover complete production line of transformer from winding wire silicon sheet slitting and rolling, transformer oil tank producing and power transformer manufacturing. Better control of quality and cost for complete production line.
We are not only leading domestic manufacturer of power transformer in China. We also cooperate overseas trading company or factory or domestic trading company for all kinds of export power transformer program. Fully experienced and qualified technical team. Partner welcomed.






Why us?
UL FOR NORTH-AMERICA STANDARD UDEM AND ECM FOR EUROPE SA, CQS CNAS CERTIFICATES AND SO ON...



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Our pad-mounted transformers are thoroughly engineered and certified to comply with top international electrical standards, including UL certification for North America, ANSI/IEEE, CSA, DOE, and IEC standards, ensuring reliable compliance with regional laws and design safety metrics.
Loop feed configurations feature six high-voltage bushings allowing users to connect multiple transformers in a robust loop circuit or configure two separate feeds with an option switch. Radial feed configurations feature three high-voltage bushings designed explicitly for simpler, single inbound terminal line feeds.
Yes, we specialize in providing tailored custom solutions with high voltages up to 44kV and capacities scaled up to 10MVA, perfectly adapted to meet specific layout constraints, localized loading variants, and specialized program configurations.
All certified transformers are backed by a minimum two-year complete quality warranty period, giving international project planners and trading purchasers durable assurance against structural faults or operational flaws.
We rigorously enforce international packaging and reinforcement standards using durable wooden crates, export-ready casings, or tailored bare framing depending on our clients' explicit transport requirements, ensuring maximum resilience during ocean freight.