Irradiance to Watts per Square Meter Converter Convert various irradiance units to W/m². Select Unit: -- Select Unit -- Watt per Square Centimeter (W/cm²) Milliwatt per Square Centimeter (mW/cm²) Joule per Second per Square Centimeter (J/s·cm²) Kilowatt per Square Meter (kW/m²) Enter Value: Convert to W/m² Result: Download as PDF
