
Factory S13 Oil Immersed Transformer Factory 200kVA Power Transformer 10kv. Fully Sealed Design: Eliminates oil storage tanks and prevents oil degradation without maintenance. Low Noise Operation: Measured noise level is lower than standard with compact iron core structure. High Efficiency Core: Made of imported cold-rolled silicon steel sheets to reduce no-load losses. Oxygen-Free Copper Windings: High and low voltage windings use oxygen-free copper for superior conductivity. Harmonic Reduction: Dyn11 connection group reduces harmonic impact on the power grid. Wide Capacity Range: Rated capacity available from 30kVA to 2500kVA with customization options. ISO9001 Certified: Manufacturing process certified under ISO9001-2000 and ISO9001 standards. 100% Quality Inspection: Every unit undergoes 10 times QC inspection and holds 3C certificate.