Convert BTU per hour per square foot to BTU per second per square foot Online
About BTU per hour per square foot to BTU per second per square foot Conversion
This converter converts BTU per hour per square foot (BTU/h·ft²) to BTU per second per square foot (BTU/s·ft²). One BTU per hour per square foot (BTU/h·ft²) equals 0.0002777783648131026 BTU per second per square foot (BTU/s·ft²).
Formula:
1 BTU per hour per square foot (BTU/h·ft²) = 0.0002777783648131026 BTU per second per square foot (BTU/s·ft²)
Example:
1 BTU/h·ft² = 0.0002777783648131026 BTU/s·ft²
2 BTU/h·ft² = 0.0005555567296262052 BTU/s·ft²
BTU per hour per square foot (BTU/h·ft²) to BTU per second per square foot (BTU/s·ft²) Conversion
Convert BTU to BTU using the exact conversion factor. This page provides the formula, worked examples, and real-world use cases for practical understanding.
Conversion Formula
BTU = BTU × 0.000278
To convert BTU per hour per square foot (BTU/h·ft²) to BTU per second per square foot (BTU/s·ft²), multiply the value by 0.000278. This factor is obtained by comparing their exact meter definitions.
Worked Example
Convert 1 BTU/h.ft2 to BTU/s.ft2.
- Step 1: Write the formula: BTU/s.ft2 = BTU/h.ft2 × 0.000278
- Step 2: Substitute: 1 × 0.000278
- Step 3: Result: 0.000278 BTU/s.ft2
So, 1 BTU/h.ft2 = 0.000278 BTU/s.ft2.
About the Units
BTU per hour per square foot (BTU/h·ft²)
One BTU per hour per square foot (BTU/h·ft²) equals 0.000278 BTU per second per square foot (BTU/s·ft²)
A widely used unit across scientific, engineering, and measurement contexts.
BTU per second per square foot (BTU/s·ft²)
One BTU per second per square foot (BTU/s·ft²) equals 3599.992392 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 BTU for engineering or scientific workflows.
- Used when normalizing mixed-unit datasets requiring consistent BTU representation.
- Applied when comparing different measurement systems across tools and documents.
Frequently Asked Questions
How many BTU per second per square foot (BTU/s·ft²) are in 1 BTU per hour per square foot (BTU/h·ft²)?
1 BTU/h.ft2 = 0.000278 BTU/s.ft2.
What is the formula for converting BTU per hour per square foot (BTU/h·ft²) to BTU per second per square foot (BTU/s·ft²)?
Multiply the BTU/h.ft2 value by 0.000278.
Can I reverse the conversion?
Yes. 1 BTU/s.ft2 = 3599.992392 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 BTU per second per square foot (BTU/s·ft²) 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 BTU per second per square foot to Other Units
1 BTU/s.ft2 = 11356.5 W/m2
1 BTU per second per square foot (BTU/s·ft²) = 11356.5 Watt per square meters (W/m²)
1 BTU/s.ft2 equals 11356.5 W/m2s.
1 BTU/s.ft2 = 11.3565 kW/m2
1 BTU per second per square foot (BTU/s·ft²) = 11.3565 Kilowatt per square meters (kW/m²)
1 BTU/s.ft2 equals 11.3565 kW/m2s.
1 BTU/s.ft2 = 11356500 mW/m2
1 BTU per second per square foot (BTU/s·ft²) = 11356500 Milliwatt per square meters (mW/m²)
1 BTU/s.ft2 equals 11356500 mW/m2s.
1 BTU/s.ft2 = 11356.5 J/s.m2
1 BTU per second per square foot (BTU/s·ft²) = 11356.5 Joule per second per square meters (J/s·m²)
1 BTU/s.ft2 equals 11356.5 J/s.m2s.
1 BTU/s.ft2 = 3599.9923920382685 BTU/h.ft2
1 BTU per second per square foot (BTU/s·ft²) = 3599.9923920382685 BTU per hour per square foots (BTU/h·ft²)
1 BTU/s.ft2 equals 3599.9923920382685 BTU/h.ft2s.
1 BTU/s.ft2 = 60.000317000750236 BTU/min.ft2
1 BTU per second per square foot (BTU/s·ft²) = 60.000317000750236 BTU per minute per square foots (BTU/min·ft²)
1 BTU/s.ft2 equals 60.000317000750236 BTU/min.ft2s.
1 BTU/s.ft2 = 1.13565 W/cm2
1 BTU per second per square foot (BTU/s·ft²) = 1.13565 Watt per square centimeters (W/cm²)
1 BTU/s.ft2 equals 1.13565 W/cm2s.
1 BTU/s.ft2 = 0.0113565 W/mm2
1 BTU per second per square foot (BTU/s·ft²) = 0.0113565 Watt per square millimeter (W/mm²)
1 BTU/s.ft2 equals 0.0113565 W/mm2.
1 BTU/s.ft2 = 1.5229314737830226 hp/ft2
1 BTU per second per square foot (BTU/s·ft²) = 1.5229314737830226 Horsepower per square foots (hp/ft²)
1 BTU/s.ft2 equals 1.5229314737830226 hp/ft2s.