Gigawatts to BTU/hr Converter
Enter the power in gigawatts below to convert it to btu/hr.
Convert Gigawatts to BTU/hr
Enter a value in gigawatts (GW) to convert to btu/hr (BTU/hr).
Gigawatt to BTU per Hour Conversion Table
Table showing various gigawatt measurements converted to btu/hr. Click any preset value or arrow to load it into the converter.
| Gigawatts (GW) | BTU/hr (BTU/hr) |
|---|---|
| 0.0000001 GW | 341.2141635 BTU/hr |
| 0.0000002 GW | 682.428327 BTU/hr |
| 0.0000003 GW | 1,023.6424905 BTU/hr |
| 0.0000004 GW | 1,364.8566541 BTU/hr |
| 0.0000005 GW | 1,706.0708176 BTU/hr |
| 0.0000006 GW | 2,047.2849811 BTU/hr |
| 0.0000007 GW | 2,388.4991446 BTU/hr |
| 0.0000008 GW | 2,729.7133081 BTU/hr |
| 0.0000009 GW | 3,070.9274716 BTU/hr |
| 0.00000001 GW | 34.1214164 BTU/hr |
How to Convert Gigawatts to BTU/hr
To convert gigawatts to btu/hr, multiply the power by the following conversion ratio: 3,412,141,635.1330757 btu/hr/gigawatt.
Since one gigawatt is equal to 3,412,141,635.1330757 btu/hr, you can use this simple formula to convert:
The power in btu/hr is equal to the power in gigawatts multiplied by 3,412,141,635.1330757.
For example, here's how to convert 5 gigawatts to btu/hr using the formula above.
How Many BTU/hr Are in a Gigawatt?
There are 3,412,141,635.1330757 btu/hr in a gigawatt, which is why we use this value in the formula above.
Our gigawatt to btu per hour calculator automatically converts your power measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.
Gigawatts and btu/hr are both units used to measure power. Keep reading to learn more about each unit.
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). [1]
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.
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). [2]
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.
When converting power between gigawatts (GW) and btu/hr (BTU/hr), keep full floating-point precision (1 GW = 3,412,141,635.1330757 BTU/hr; 1 BTU/hr = 2.930711e-10 GW) during intermediate calculations and round only the final btu per hour figure to match your instrument tolerance.
More Gigawatt & BTU per Hour Conversions
Need to calculate in the opposite direction? Use our btu/hr to gigawatts calculator to switch your starting unit immediately. You can also explore related tools such as converting btu/hr to gigawatts, converting tons of refrigeration to btu/hr, or converting watts to horsepower (hp).
Frequently Asked Questions
References
- [1]NIST SP 811 StandardNIST SP 811 (NIST SP 811 App. B.9 (Power & Radiant Flux))·Power Metrology Standard — Gigawatts (GW) to BTU/hr (BTU/hr)
- [2]NIST CUU SpecificationNIST CUU (Derived SI Unit: Watt (W))·Unit Specifications: Gigawatt (GW) & BTU per Hour (BTU/hr)
- [3]BIPM ReferenceBIPM (SI Brochure (9th Ed.) — Power)·Conversion Factors & Mathematical Basis (GW to BTU/hr)