Main Technical Parameter (can customize it according to your techncial data)Rated
Capacity(KVA)Voltage CombinationVector
GroupNo-load
Loss (KW)Load Loss
(KW)No-load
Curent%Short-circuitimpedanceWeight (kG)High Voltage(KA)High Voltage
Tapping RangeLow Voltage(KA)Oil Weight30








20-10







±5×2.5%
±2×2.5%








0.4








Dyn110.090.662.1




5.5180500.130.962150630.151.1451.9170800.181.371.81901000.201.651.62151250.241.981.52501600.292.421.42852000.332.861.33402500.403.351.23903150.484.011.14454000.574.731.05155000.685.661.0


6.04606300.816.820.95658000.988.250.863510001.1511.330.784012501.3513.200.797016001.6315.950.6110520001.9519.140.6120525002.3422.220.51300Company Profile

Exporting countries

CertificationsPackaging & ShippingFAQQ: Are you a trading company or a manufacturer?We are a professional manufacturer with over 10 years of expertise in the substation and electrical equipment industry. Our product range includes transformers, high and low voltage switchgear, cable junction boxes, vacuum circuit breakers, load switches, and related accessories. We have been recognized as a certified excellent supplier to the State Grid Corporation of China, ensuring compliance with the highest national standards for quality and reliability. Q: Do you accept customized orders?Yes, we offer full OEM/ODM services, from design to production. You may provide drawings, technical parameters, or specific functional requirements, and our engineering team will develop tailored solutions. Custom branding, such as printing your logo, is also available. Q: What is your minimum order quantity (MOQ)?Our standard MOQ is 1 unit, providing flexibility for both trial and project-based orders. Q: What is your typical delivery lead time?Delivery time varies based on product specifications and order quantity. Generally: Standard switchgear and compact equipment: 15–30 working days Large power transformers: 80–90 working daysWe ensure transparent scheduling and keep you informed throughout the production process. Q: Do you provide after-sales installation support?Yes. We offer remote installation guidance upon delivery, and can dispatch professional engineers for on-site support if required, ensuring correct setup and operational safety. Q: What are your warranty terms?We provide a 24-month warranty from the date of commissioning. If any defect arises due to design or manufacturing issues, please share photos/videos for analysis. We will arrange inspection and repair by qualified engineers, with parts and labor covered during the warranty period. Q: What payment methods do you accept?We support flexible terms, including:50% deposit + 50% before shipmentBalance payable after receipt and inspectionLetter of Credit (L/C) and other secure international payment options Q: Can we visit your factory?Absolutely. We welcome clients to visit our production facilities, observe manufacturing processes, and discuss project needs in person. Please contact us to schedule a visit at your convenience.