BTU/hr to Gigawatts Converter
Enter the power in btu/hr below to convert it to gigawatts.
Convert BTU/hr to Gigawatts
Enter a value in btu/hr (BTU/hr) to convert to gigawatts (GW).
BTU per Hour to Gigawatt Conversion Table
Table showing various btu per hour measurements converted to gigawatts. Click any preset value or arrow to load it into the converter.
| BTU/hr (BTU/hr) | Gigawatts (GW) |
|---|---|
| 1 BTU/hr | 2.930711e-10 GW |
| 10 BTU/hr | 2.930711e-9 GW |
| 100 BTU/hr | 0.000000029 GW |
| 1,000 BTU/hr | 0.000000293 GW |
| 10,000 BTU/hr | 0.000002931 GW |
| 100,000 BTU/hr | 0.000029307 GW |
| 1,000,000 BTU/hr | 0.000293071 GW |
| 5,000,000 BTU/hr | 0.0014654 GW |
| 10,000,000 BTU/hr | 0.0029307 GW |
| 25,400,000 BTU/hr | 0.007444 GW |
How to Convert BTU/hr to Gigawatts
To convert btu/hr to gigawatts, multiply the power by the following conversion ratio: 2.930711e-10 gigawatts/btu per hour.
Since one btu per hour is equal to 2.930711e-10 gigawatts, you can use this simple formula to convert:
The power in gigawatts is equal to the power in btu/hr multiplied by 2.930711e-10.
For example, here's how to convert 5 btu/hr to gigawatts using the formula above.
How Many Gigawatts Are in a BTU per Hour?
There are 2.930711e-10 gigawatts in a btu per hour, which is why we use this value in the formula above.
Our btu per hour to gigawatt calculator automatically converts your power measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.
BTU/hr and gigawatts are both units used to measure power. Keep reading to learn more about each unit.
What Is a BTU per Hour?
A btu per hour is a unit of power equal to 0.2930711 watts (W), the base unit for power. HVAC thermal rate (1 W ≈ 3.41214 BTU/hr). [1]
The btu per hour is classified as a US customary and imperial unit of power. BTU/hr can be abbreviated as BTU/hr; for example, 1 btu per hour can be written as 1 BTU/hr.
When working with btu/hr (BTU/hr) in formulas or technical specifications, always verify whether your target system uses SI metric, US customary, or British imperial standards.
In practice, btu/hr (BTU/hr) are widely used across standard power applications within US customary and imperial workflows, engineering documentation, and technical data sheets.
What Is a Gigawatt?
A gigawatt is a unit of power equal to 1,000,000,000 watts (W), the base unit for power. Equal to 1,000,000,000 Watts (1,000 MW). [2]
The gigawatt is classified as an International System of Units (SI) unit of power. Gigawatts can be abbreviated as GW; for example, 1 gigawatt can be written as 1 GW.
In the metric system, "giga" is the standard SI prefix for billions, or 10⁹. This makes the gigawatt (GW) a convenient decimal multiple of the watt (W).
In practice, gigawatts (GW) are widely used across large-scale industrial, bulk, and macro-level power specifications within International System of Units (SI) workflows, engineering documentation, and technical data sheets.
When converting power between btu/hr (BTU/hr) and gigawatts (GW), keep full floating-point precision (1 BTU/hr = 2.930711e-10 GW; 1 GW = 3,412,141,635.1330757 BTU/hr) during intermediate calculations and round only the final gigawatt figure to match your instrument tolerance.
More BTU per Hour & Gigawatt Conversions
Need to calculate in the opposite direction? Use our gigawatts to btu/hr calculator to switch your starting unit immediately. You can also explore related tools such as converting gigawatts to btu/hr, converting btu/hr to watts, or converting btu/hr to tons of refrigeration.
Frequently Asked Questions
References
- [1]NIST SP 811 StandardNIST SP 811 (NIST SP 811 App. B.9 (Power & Radiant Flux))·Power Metrology Standard — BTU/hr (BTU/hr) to Gigawatts (GW)
- [2]NIST CUU SpecificationNIST CUU (Derived SI Unit: Watt (W))·Unit Specifications: BTU per Hour (BTU/hr) & Gigawatt (GW)
- [3]BIPM ReferenceBIPM (SI Brochure (9th Ed.) — Power)·Conversion Factors & Mathematical Basis (BTU/hr to GW)