Convert BTU per hour per square foot to Watt per square meter Online
About BTU per hour per square foot to Watt per square meter Conversion
This converter converts BTU per hour per square foot (BTU/h·ft²) to Watt per square meter (W/m²). One BTU per hour per square foot (BTU/h·ft²) equals 3.15459 Watt per square meter (W/m²).
Formula:
1 BTU per hour per square foot (BTU/h·ft²) = 3.15459 Watt per square meter (W/m²)
Example:
1 BTU/h·ft² = 3.15459 W/m²
2 BTU/h·ft² = 6.30918 W/m²
BTU per hour per square foot (BTU/h·ft²) to Watt per square meter (W/m²) Conversion
BTU to Watt conversion explained with exact factors, step-by-step examples, and situations where this conversion is commonly used.
Conversion Formula
Watt = BTU × 3.15459
To convert BTU per hour per square foot (BTU/h·ft²) to Watt per square meter (W/m²), multiply the value by 3.15459. This factor is obtained by comparing their exact meter definitions.
Worked Example
Convert 1 BTU/h.ft2 to W/m2.
- Step 1: Write the formula: W/m2 = BTU/h.ft2 × 3.15459
- Step 2: Substitute: 1 × 3.15459
- Step 3: Result: 3.15459 W/m2
So, 1 BTU/h.ft2 = 3.15459 W/m2.
About the Units
BTU per hour per square foot (BTU/h·ft²)
One BTU per hour per square foot (BTU/h·ft²) equals 3.15459 Watt per square meter (W/m²)
A widely used unit across scientific, engineering, and measurement contexts.
Watt per square meter (W/m²)
One Watt per square meter (W/m²) equals 0.316998 BTU per hour per square foot (BTU/h·ft²)
A widely used unit across scientific, engineering, and measurement contexts.
Where This Conversion Is Used
- Converting values from BTU to Watt for engineering or scientific workflows.
- Used when normalizing mixed-unit datasets requiring consistent Watt representation.
- Applied when comparing different measurement systems across tools and documents.
Frequently Asked Questions
How many Watt per square meter (W/m²) are in 1 BTU per hour per square foot (BTU/h·ft²)?
1 BTU/h.ft2 = 3.15459 W/m2.
What is the formula for converting BTU per hour per square foot (BTU/h·ft²) to Watt per square meter (W/m²)?
Multiply the BTU/h.ft2 value by 3.15459.
Can I reverse the conversion?
Yes. 1 W/m2 = 0.316998 BTU/h.ft2.
Conclusion
By applying the conversion factor shown above, you can reliably convert BTU per hour per square foot (BTU/h·ft²) to Watt per square meter (W/m²) for use in scientific analysis, engineering calculations, academic work, or daily measurements.
Quick Links for Unit Converters
Convert BTU per hour per square foot to Other Units
1 BTU/h.ft2 = 3.15459 W/m2
1 BTU per hour per square foot (BTU/h·ft²) = 3.15459 Watt per square meters (W/m²)
1 BTU/h.ft2 equals 3.15459 W/m2s.
1 BTU/h.ft2 = 0.0031545899999999997 kW/m2
1 BTU per hour per square foot (BTU/h·ft²) = 0.0031545899999999997 Kilowatt per square meter (kW/m²)
1 BTU/h.ft2 equals 0.0031545899999999997 kW/m2.
1 BTU/h.ft2 = 3154.5899999999997 mW/m2
1 BTU per hour per square foot (BTU/h·ft²) = 3154.5899999999997 Milliwatt per square meters (mW/m²)
1 BTU/h.ft2 equals 3154.5899999999997 mW/m2s.
1 BTU/h.ft2 = 3.15459 J/s.m2
1 BTU per hour per square foot (BTU/h·ft²) = 3.15459 Joule per second per square meters (J/s·m²)
1 BTU/h.ft2 equals 3.15459 J/s.m2s.
1 BTU/h.ft2 = 0.0002777783648131026 BTU/s.ft2
1 BTU per hour per square foot (BTU/h·ft²) = 0.0002777783648131026 BTU per second per square foot (BTU/s·ft²)
1 BTU/h.ft2 equals 0.0002777783648131026 BTU/s.ft2.
1 BTU/h.ft2 = 0.0166667899447362 BTU/min.ft2
1 BTU per hour per square foot (BTU/h·ft²) = 0.0166667899447362 BTU per minute per square foot (BTU/min·ft²)
1 BTU/h.ft2 equals 0.0166667899447362 BTU/min.ft2.
1 BTU/h.ft2 = 0.000315459 W/cm2
1 BTU per hour per square foot (BTU/h·ft²) = 0.000315459 Watt per square centimeter (W/cm²)
1 BTU/h.ft2 equals 0.000315459 W/cm2.
1 BTU/h.ft2 = 0.00000315459 W/mm2
1 BTU per hour per square foot (BTU/h·ft²) = 0.00000315459 Watt per square millimeter (W/mm²)
1 BTU/h.ft2 equals 0.00000315459 W/mm2.
1 BTU/h.ft2 = 0.0004230374145098565 hp/ft2
1 BTU per hour per square foot (BTU/h·ft²) = 0.0004230374145098565 Horsepower per square foot (hp/ft²)
1 BTU/h.ft2 equals 0.0004230374145098565 hp/ft2.
Convert Watt per square meter to Other Units
1 W/m2 = 0.001 kW/m2
1 Watt per square meter (W/m²) = 0.001 Kilowatt per square meter (kW/m²)
1 W/m2 equals 0.001 kW/m2.
1 W/m2 = 1000 mW/m2
1 Watt per square meter (W/m²) = 1000 Milliwatt per square meters (mW/m²)
1 W/m2 equals 1000 mW/m2s.
1 W/m2 = 1 J/s.m2
1 Watt per square meter (W/m²) = 1 Joule per second per square meter (J/s·m²)
1 W/m2 equals 1 J/s.m2.
1 W/m2 = 0.3169984054980204 BTU/h.ft2
1 Watt per square meter (W/m²) = 0.3169984054980204 BTU per hour per square foot (BTU/h·ft²)
1 W/m2 equals 0.3169984054980204 BTU/h.ft2.
1 W/m2 = 0.00008805529872760093 BTU/s.ft2
1 Watt per square meter (W/m²) = 0.00008805529872760093 BTU per second per square foot (BTU/s·ft²)
1 W/m2 equals 0.00008805529872760093 BTU/s.ft2.
1 W/m2 = 0.005283345837251815 BTU/min.ft2
1 Watt per square meter (W/m²) = 0.005283345837251815 BTU per minute per square foot (BTU/min·ft²)
1 W/m2 equals 0.005283345837251815 BTU/min.ft2.
1 W/m2 = 0.0001 W/cm2
1 Watt per square meter (W/m²) = 0.0001 Watt per square centimeter (W/cm²)
1 W/m2 equals 0.0001 W/cm2.
1 W/m2 = 0.000001 W/mm2
1 Watt per square meter (W/m²) = 0.000001 Watt per square millimeter (W/mm²)
1 W/m2 equals 0.000001 W/mm2.
1 W/m2 = 0.00013410218586562962 hp/ft2
1 Watt per square meter (W/m²) = 0.00013410218586562962 Horsepower per square foot (hp/ft²)
1 W/m2 equals 0.00013410218586562962 hp/ft2.