kW/m²
kilowatt per square meter
Intensityexact by definition
The kilowatt per square metre is one thousand watts per square metre. It is the standard test condition unit in photovoltaics, where module ratings are quoted at exactly 1 kW/m² and 25 degrees Celsius, and it is used for radiant heater output and fire engineering heat flux. The factor of 1000 is exact, being an SI prefix.
| 1 kW/m² | 1,000 W/m² |
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