Popular conversions
1 pairsWatt per Square Meter ↔ Kilowatt per Square Meter
W/m² ↔ kW/m²
Unit guides
2 unitsDetailed guide to this category
Heat flux measures the rate of heat energy transfer through a given surface area.
Watt per square meter is the SI derived unit, used in building heat loss and solar radiation calculations.
- Physical quantity
- Heat flux
- SI unit
- Watt per square meter
- Typical use
- Surface heat transfer and solar radiation
What is heat flux?
Heat flux is the rate of heat energy transferred through a unit surface area.
It is used for building heat loss calculations and solar panel radiation analysis.
Units
| Unit | Symbol | Information |
|---|---|---|
| Watt per Square Meter | W/m² | View unit guide |
| Kilowatt per Square Meter | kW/m² | View unit guide |
Sources
The definitions and conversion relationships on this page are aligned with standard metrology and SI reference material.