MIDEL® 7131 is a fire safe, synthetic ester-based transformer fluid that has been successfully serving the global market since 1970s.  MIDEL® 7131 has been specifically formulated to provide a superior alternative to traditional mineral oil transformers. 

Introduction and specification [PDF_2.37MB] CHS

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Benefits of Using MIDEL® 7131

1. Excellent dielectric fluid for new transformers
2. IEC 61099 conformity
3. 100% fire safety record with high fire point of >300°C
4. Superior moisture tolerance with BDV of >75kV at 400ppm of water content  
5. Readily biodegradable
6. High performance & low maintenance
7. No corrosive sulphur - ASTM D1275 B & IEC 62535  
8. No sludge content