HomeElectrical Formula CalculatorTransformer Rating Calculator Transformer Rating Calculator 0 Md. Tanberul Islam May 16, 2025 Smart Transformer Rating Calculator Smart Transformer Rating Calculator Total Load Select Unit Kilowatt (kW) Kilovolt-Ampere (kVA) Horsepower (HP) Power Factor (only for kW or HP) Transformer Efficiency (%) Calculate Tags Electrical Formula Calculator Newer Older