Convert Kilowatt per square metre to Watt per square inch

Convert Kilowatt per square metre (kW/m²) to Watt per square inch (W/in²) instantly and accurately.

Kilowatt per square metre (kW/m²)
Watt per square inch (W/in²)

Conversion Formula

W/in² = kW/m² × 0.64516

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.

About Watt per square inch

The watt per square inch (W/in²) equals 1/(6.4516×10⁻⁴) ≈ 1550.003 W/m² (1 in = 0.0254 m). Used in US electronics thermal management for PCB power density, semiconductor die heat flux, and power module ratings. 1 W/in² ≈ 1550 W/m² ≈ 0.155 W/cm².

Quick Reference Table

Kilowatt per square metre (kW/m²)Watt per square inch (W/in²)
1 kW/m²0.64516 W/in²
2 kW/m²1.29032 W/in²
5 kW/m²3.2258 W/in²
10 kW/m²6.4516 W/in²
25 kW/m²16.129 W/in²
50 kW/m²32.258 W/in²
100 kW/m²64.516 W/in²

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