
Oil Cooler for Transformer Ofaf Unit Cooler. High Thermal Conductivity Material: Uses high-strength aluminum alloy with 204W/(M*K) conductivity, 3x more efficient than steel. Superior Heat Exchange Area: Structure increases heat exchange area by 5-6 times compared to traditional radiators. Compact and Lightweight Design: Small volume and light weight reduce oil filling amount and ease lifting and transportation. Energy and Cost Savings: Reduces oil pump motor power and fan power, lowering overall operational costs. Reduced Oil Consumption: Internal volume reduction cuts oil consumption by 1/2 to 3/5 compared to traditional coolers. ISO and CE Certified: Product meets international safety and quality standards with ISO and CE certifications. Axial Fan Configuration: Equipped with single-speed axial fans for efficient and quiet air cooling performance.