
Short Circuit Protection Shock Resistant Fully-Sealed 20kv Oil-Immersed Transformer. Fully-Sealed Oil-Immersed Design: Prevents moisture infiltration and oil contamination for maintenance-free operation. Exceptional Short-Circuit Resistance: Reinforced mechanical structure withstands extreme short-circuit currents safely. Ultra-Low Loss Efficiency: Advanced core optimization reduces no-load and load losses for energy savings. Ultra-Low Noise Operation: Precision-engineered design ensures quiet operation suitable for residential areas. Superior Heat Dissipation: ONAN cooling method ensures stable thermal management under full-load conditions. 2-Year After-Sales Service: Comprehensive support and maintenance services included for 2 years. OEM and ODM Customization: Full customization services available for product specifications and branding. Versatile Winding Materials: Available with either Copper or Aluminum winding materials to suit needs.