
S13 Fully Sealed Oil Immersed Distribution Transformer. Sealed Tank Structure: Prevents contact with air and water, reducing oil aging and extending service life. Long Service Life: Sealed design ensures over 20 years of service under normal operating conditions. Excellent Cooling Performance: Transformer oil acts as an efficient cooling medium to reduce temperature rise. High Insulation Reliability: Oil and solid insulation combination significantly improves dielectric strength. Low Operating Noise: Optimized structural design reduces core vibration and minimizes noise levels. Wide Capacity Range: Suitable for projects ranging from tens of kVA to hundreds of MVA. Safety Pressure Release: Equipped with pressure relief valves to safely release high internal pressure. Customizable Colors: Available in Gray, Green, or fully customized color options.