China 2500kVA Transformer S20 Three Phase Factory Sales

China 2500kVA Transformer S20 Three Phase Factory Sales. High Efficiency & Low Loss: Significantly reduced energy waste with low loss and high efficiency for long-term cost savings. Fully Sealed Design: Prevents moisture and fire risks, eliminating oil storage tanks and extending service life. Low Noise Operation: Advanced insulation materials and professional construction ensure a quiet working environment. Cold Rolled Silicon Steel Core: High permeability magnetic grain orientation core with multi-step circular cross-section design. Flexible Tap Changing: 10kV and 20kV voltage transfer achievable after power cut with tap switch on box cover. Comprehensive Certifications: ISO9001, CCC, CE, and PCCC certified for quality and energy efficiency compliance. Customization Available: OEM/ODM services with full customization options from samples and designs. Safety Protection Devices: Equipped with pressure relief valves and optional gas relays with alarm and tripping terminals.