Customized Step Down Transformer 11kv Silicon Steel for Industrial Plants. High Efficiency & Reliability: Minimizes energy loss with grain-oriented silicon steel and copper/aluminum windings. Excellent Cooling & Insulation: Oil-immersed design ensures efficient heat dissipation and outstanding electrical insulation. Comprehensive Safety Protection: Equipped with Buchholz relay, pressure relief device, and temperature indicator. Long Service Life: Designed for over 20 years of stable operation under heavy loads. Wide Capacity Range: Available from 30KVA to 2500KVA for various industrial needs. Flexible Winding Materials: Options include high-conductivity copper or cost-effective aluminum windings. International Certifications: Holds ISO 9001, CCC, CE, and IEC compliance for global markets. Customization Options: Offers full, minor, and flexible customization based on client designs.