Convert Milliwatt per square metre to Kilowatt per square metre

Convert Milliwatt per square metre (mW/m²) to Kilowatt per square metre (kW/m²) instantly and accurately.

Milliwatt per square metre (mW/m²)
Kilowatt per square metre (kW/m²)

Conversion Formula

kW/m² = mW/m² × 1.000000000e-6

About Milliwatt per square metre

The milliwatt per square metre (mW/m²) equals 10⁻³ W/m². Relevant in geothermal surveys: global average continental heat flux ≈ 65 mW/m², oceanic ≈ 101 mW/m². Used in building physics for quantifying very small heat leakage through ultra-high-performance insulation. 1 mW/m² = 10⁻³ W/m² = 1 erg/(s·cm²).

About Kilowatt per square metre

The kilowatt per square metre (kW/m²) equals exactly 1000 W/m². Standard for concentrated solar collectors (parabolic trough ≈ 20-80 kW/m² at focus), industrial infrared heaters, and induction heating surfaces. 1 kW/m² = 1000 W/m² = 0.1 W/cm² = 100 mW/cm².

Quick Reference Table

Milliwatt per square metre (mW/m²)Kilowatt per square metre (kW/m²)
1 mW/m²1 × 10-6 kW/m²
2 mW/m²2 × 10-6 kW/m²
5 mW/m²5 × 10-6 kW/m²
10 mW/m²1 × 10-5 kW/m²
25 mW/m²2.5 × 10-5 kW/m²
50 mW/m²5 × 10-5 kW/m²
100 mW/m²1 × 10-4 kW/m²

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