horsepower to gigawatts
Convert horsepower (mechanical) to gigawatt — instant, free, with the formula shown.
1 hp=7.4570e-7 GW
How to convert horsepower (mechanical) to gigawatt
To convert horsepower (mechanical) to gigawatt, multiply by 7.4570e-7:
GW = hp × 7.4570e-7
For example, 10 hp × 7.4570e-7 = 7.4570e-6 GW.
hp to GW conversion table
| horsepower (hp) | gigawatts (GW) |
|---|---|
| 1 hp | 7.4570e-7 GW |
| 2 hp | 1.4914e-6 GW |
| 5 hp | 3.7285e-6 GW |
| 10 hp | 7.4570e-6 GW |
| 25 hp | 1.8642e-5 GW |
| 50 hp | 3.7285e-5 GW |
| 100 hp | 7.4570e-5 GW |
| 250 hp | 0.000186 GW |
| 500 hp | 0.000373 GW |
| 1000 hp | 0.000746 GW |
Other horsepower (mechanical) conversions
Convert to gigawatt from another unit
hp to GW — frequently asked
How many gigawatts are in 1 horsepower (mechanical)?
1 horsepower (mechanical) = 7.4570e-7 gigawatts (hp × 7.4570e-7 = GW).
What is the formula to convert horsepower (mechanical) to gigawatt?
Multiply your horsepower (mechanical) value by 7.4570e-7 to get gigawatt.
How do I convert 10 horsepower to gigawatts?
10 hp = 7.4570e-6 GW. For 100 hp the answer is 7.4570e-5 GW. Use the calculator on this page for any other value.
When to convert horsepower (mechanical) to gigawatt
1Car engines (hp ↔ kW)
2Electrical appliances (W, kW)
3Air conditioning (BTU/h ↔ kW)
4Renewable energy (MW, GW)
Power conversion — common questions
How many watts in 1 horsepower?
Mechanical: 1 hp ≈ 745.7 W. Metric: 1 hp (PS) ≈ 735.5 W. The mechanical definition is standard in the US/UK; metric is used in continental Europe.
How do I convert AC BTU/h to kW?
Divide BTU/h by 3,412 (or multiply by 0.000293). A 12,000 BTU/h AC ≈ 3.52 kW of cooling power.
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