Heat Flux Density conversion
1 watt/square meter (W/m²) equals 0.001 kilowatt/square meter (kW/m²). Enter any value below to convert from W/m² to kW/m².
Enter a value and choose units. Results update instantly.
1 W/m² = 0.001 kW/m²
| Unit | Value |
|---|---|
| Watt/square meter W/m² | 1 |
| Kilowatt/square meter kW/m² | 0.001 |
| Watt/square centimeter W/cm² | 0.0001 |
| Watt/square inch W/in² | 0.00064516 |
| Joule/square meter/second J/(m²·s) | 1 |
| Btu (IT)/square foot/second Btu/(ft²·s) | 0.0000880551 |
| Btu (IT)/square foot/minute Btu/(ft²·min) | 0.0052833055 |
| Btu (IT)/square foot/hour Btu/(ft²·h) | 0.3169983306 |
| Calorie (IT)/square centimeter/second cal/(cm²·s) | 0.0000238846 |
| Kilocalorie (IT)/square meter/hour kcal/(m²·h) | 0.8598452279 |
| Kilocalorie (IT)/square meter/second kcal/(m²·s) | 0.0002388459 |
Formula
Use this relationship for a direct conversion:
2 W/m² = 0.002 kW/m².
SI relationships follow the cited reference. Conventional and domain-specific factors use the established ConvertWin factor inventory; verify safety-critical work against the governing standard.
Quick reference
| Watt/square meter (W/m²) | Kilowatt/square meter (kW/m²) |
|---|---|
| 0.01 | 0.00001 |
| 0.1 | 0.0001 |
| 1 | 0.001 |
| 2 | 0.002 |
| 5 | 0.005 |
| 10 | 0.01 |
| 25 | 0.025 |
| 50 | 0.05 |
| 100 | 0.1 |
| 1,000 | 1 |
From unit
Watt/square meter (W/m²) is the base unit of Heat Flux Density in the International System of Units (SI).
Symbol: W/m²
To unit
Kilowatt/square meter (kW/m²) is a metric prefix multiple of the Watt/square meter (W/m²). 1 kW/m² = 1,000 W/m².
Symbol: kW/m²
Keep converting
Source
The SI framework is checked against NIST Guide for the Use of the International System of Units; conventional factors come from the extended factor inventory. Calculations use full internal precision before display rounding.
View the complete heat flux density converterQuestions
Use the formula kW/m² = W/m² x 0.001. 1 watt/square meter (W/m²) equals 0.001 kilowatt/square meter (kW/m²).
SI relationships follow the cited reference. Conventional and domain-specific factors use the established ConvertWin factor inventory; verify safety-critical work against the governing standard.
