
Three Phase Oil-Filled Step-Down Fully Sealed Electric Power Voltage Industrial Control Transformer. Fully Sealed Design: Prevents moisture infiltration and contamination for maintenance-free operation. High Efficiency Low Loss: Advanced design optimization reduces electricity consumption and operational costs. Low Noise Operation: Optimized core and winding design ensures quiet performance for urban and residential areas. Outstanding Short-Circuit Resistance: Reinforced mechanical structure withstands high short-circuit currents without damage. ONAN Cooling Method: Oil Natural Air Natural cooling ensures stable thermal management under full-load conditions. ISO9001 Certified: Manufacturing process meets international quality management standards. Copper or Aluminum Windings: Available winding materials to suit specific performance and cost requirements. 2-Year After-Sales Service: Comprehensive support and warranty coverage for two years.